Using highly efficient port designs and state-of-the-art combustion chamber shapes, Edelbrock cylinder heads offer improved performance throughout. Oldsmobile V8 engines (260, 307, 350, 403 and 455ci) is identical to. SD Performance spends an extensive amount of time on the dyno, at the track and on the street to develop some of the best performing Pontiac ported cylinder heads on the market today. i have a 350 trans with a 10 inch aprox 3000 rpm converter. 25 cast crank SOLD #16 big valve heads SOLD #4x bare heads SOLD #4x small valve heads. I'd be bolting them to a 70 400 from a Catalina, replacing the #11 heads. My 383 uses 210cc heads with 2. For street engines airflow at 0. Based on production block and heads, this combination provides plenty of power with quality bottom end components to allow for endless upgrades. Click the button below to add the Conversion Kit, Used to convert Non Adjustable Pontiac 400, 455 to Fully Adjustable to your wish list. They feature the standard Pontiac exhaust arrangement; Saving you lots of money not having to buy a set of round port headers. This is the best example of a pretty standard 355 build. The Ram Air 4 is a killer cam in the 455 or high compression 400. engine 389 bottom end 421 heads duel quads turbo 400 trans 3. Join today and help support and build the best of all Pontiac Clubs in the world. Pontiac introduced the 400 cubic inch V-8 in performance oriented cars in 1967, and continued to make the engine available through 1979. The 455 has only two modest weaknesses. The Pontiac 400 has a bore of 4. Complete and Dyno Tested. You must find the date code at the back LH side of the block first. These heads ran for only a few hours before realizing the block had bad piston rings. The table below will help you select the right camshaft for your Pontiac engine. aluminum head options for 461 stroker to get to 650hp Pontiac 400 block If this is your first visit, be sure to check out the FAQ by clicking the link above. Get the best deals for pontiac 400 heads at eBay. Knowledgeable Cylinder Head Experts. Nicknamed "W72", the T/A 6. 70 cu in), nearly twice the size of a typical standard D-port Pontiac head- and flowed in the area of 315 cu ft/min (8. Find PONTIAC 6. Mildly modified for street. The Pontiac 400 6. 23 posi CR will be at 9. Drawing on his vast experience, Pontiac expert Rotella uses detailed captions and photos to show each crucial step of the disassembly, inspection, machine work, parts selection, assembly, and break-in process of a complete engine rebuild. 1978 TArdboat. Brand: Pontiac. The best just got better!. produced by the 400. The Advance Design era (1947-1955) has been overlooked for long enough and Deve Krehbiel, a well-known. Pontiac 461 We're going to take you through the process of building one of the most popular modifications for classic Pontiac V8s, a 400 bored and stroked to 461 cubic inches. 620″ bore centers and a 10. Michael Carpentersville, IL May 1st, 2020 Postal Mail Tune 1997 Trans Am A4 Transmission - 3. Pontiac Cylinder Heads Big Valve 5c 8 Pontiac 400 6x 8 1974 Discount. I plan to build a budget motor, let me know what you have. Click right or left side (or swipe) to see more images. The HorsePower guys prove that by extracting a 400 from a junkyard, machining the block and rebuilding it on a two-thousand dollar budget. Request A Quote. DCI 5 heads flow as cast 380+ cfm @. True Pontiac engines were made by the Pontiac Motor Division. Intakes in stock: None in stock Heads in stock: 1978 Trans Am 400 6X-8 101 cc, 2. Re: How hard to get 400 hp out of a 400 pontiac engine. 69 RA4 GTO FBIRD. 00-Does not include bracket. 1967 400 & 428 High Perf 72CC. 006 cleaned up, new stainless steel swirl-polished, undercut-stem valves, 2. For 1966, most GTO models had a cast #093 head. The information below reflects the research conducted by Pontiac enthusiast/ author Pete McCarthy, much of which is from his book, Pontiac Musclecar Performance 1955-1977, as well as information gathered from many other Pontiac enthusiasts world-wide. 620″ bore centers and a 10. 98 Best sixty foot 1. Then 1974 8:1 heads will give you 8. See NHRA specs. Kauffman Aluminum D Port Pontiac Cylinder Head admin 2017-03-28T13:59:49-04:00 This is the first D port head on the market to incorporate the latest developments in cylinder head technology into it. Very low maintenance, decent drive-ability, yet costing only slightly more than building a 383 or 406. 50 to run as fast as I want to safely. The 6X head was installed on the 350, 400 and 455 Engines during the mid to late 70's ; The Boss Stamping to determine the cc's of the 6X heads are as follows: A # 4 is 91 cc's (Installed on both 350's and 400's) A # 8 is 98/101 cc's (400) A # 11 is 114 cc's (455) As far as I have seen all these heads came with 2. 500" Viton Valve Seals, 11/32" Fixed Body Seals $16. 6 Liter engines also had special distributors. 77 VALVES UNLESS OTHERWISE NOTED. 65 GTO, 65 421 HO. 42 gears, I like 3. Order Pontiac Firebird Engine Cylinder Head online today. Nitemare Performance manufactures the best aftermarket parts for your stock to race-built Pontiac engines. Re: best deal on forged pontiac 400 pistons? Post by LnL » Sat Sep 18, 2010 7:04 pm Mark O'Neal wrote: Pacific Performance Racing specializes in Pontiac parts. 800″ with a 2. KRE 260 heads flowed @ 28" H2O 2. the pontiac w72 400 engine. ** Use sheet stainless steel block off plate. 55 will just waste the power you'll be making, along with the stall speed. 050 597/590 lift solid FT 109 lobe sep, needed pro built carb to be able to start and run cleanlly, ran it's best time after porting the iron 6s heads of 12. 400 Pontiac Crate Engine 450 HP With Aluminum Heads Starting at $12,345. These head numbers represented chamber. Casting number 9786133 XH code with 350 H. A set of 400 Pontiac cylinder heads (we hand assemble each head to achieve the proper spring pressure & installed height to match the exact application designed for your engine) (16) Chrome moly push rods (16) Scorpion aluminum roller rockers w/1. Will fit many Pontiac V8s. 68 & 69 350 AUTO TRANS. 77 VALVES UNLESS OTHERWISE NOTED. Rick's Cylinder Head Service show contact info. Also used in HO applications, Pontiac and GP 400/428 engines. 00 98cc screw in studs Good for 400. Shop 400 Pontiac V8 Cylinder Heads and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. -- Pontiac Engine Models -- All Pontiac Kits 151 301 326 350 3800 389 4-cylinder 400 421 428 455 Brodix Heads Edelbrock Heads Iron Duke L67 Pro Stock Dart Heads Pro Stock Heads Ram Air Runner Heads Super Duty Generic V8. Dean was looking for a basic "stocker rebuild" with some slight upgrades so that he could run on the pump gas of today and still produce the power that he wanted the car to make. The BoxWrench Engine Specs Database is a community resource for mechanics of all skill levels to access a reference library of Firing Orders, Distributor Rotation Directions and Block-Cylinder Numbering as well as Torque Specs, Timing Settings and Cylinder Head Tightening Sequences among other engine specs. Also have a set of 6X number 8 heads for sale. Unless you rework the ports, moving from a 30 degree intake to a 45 will cost flow down below. ALL 67 & UP HEADS HAVE 2. Its running and in my car for a few more days only. Power is produced by an overhead valve, 6. The #2 intake and exhaust valve rockers cannot be torqued to spec. PRI TECH SEMINAR Friday, Dec. Identifying Pontiac cylinder heads is also a fairly straightforward procedure. pontiac 400. No cracks, will need a valve job. Research the Used 2005 Pontiac Bonneville with our expert reviews and ratings. Didn't find the kit you were looking for? Cylinder Head (43). Ram Air V cylinder heads as used on the 400 CID version had an intake port volume of 290 cc (17. There was another forum where a rep from BP discussed these heads. 1978 Pontiac Firebird Trans Am: The Firebird Trans Am is a rear wheel drive coupé motor vehicle with a front placed engine, from Pontiac. Exhaust Crossover Port Matchings. *Pontiac 455 compression area = 25. 400 Chevy Engine SBC 4 Bolt Main 3951511. I figure the valve is a tenth of an inch small then the 400's heads, but i dont know it it'll choke the motor or not. The absolute best Pontiac tunnel ram. 05:1 compression, comp cams flat tappet cam 292/292. Click here for more information. Power Steering Power Brakes Front Console Tilt Steering Column Rear Window Defroster. What would be a good one to handle the job. We offer a plethora of Pontiac 400 Cylinder Heads for your vehicle needs. 1965 Pontiac 2+2 Tri-Power 4-speed. Locate Pontiac Heads 400 In Stock Today. These heads are virgin and do not appear to ever been touched. Pontiac 400 Cylinder Heads In 2009, the Hyundai i20 was rated within the "Leading 5 Most safe Cars" by Euro NCAP and also obtained a 5 star security score which is the max rating and got 6 mention of the possible 7 issues for "Security Help" considering that the automobile consists of ESP (Electronic Security Program) and also a tip icon for. We stock a massive inventory of production Pontiac blocks, heads and crankshafts, to accommodate ALL your stock, street and strip needs. The information below reflects the research conducted by Pontiac enthusiast/ author Pete McCarthy, much of which is from his book, Pontiac Musclecar Performance 1955-1977, as well as information gathered from many other Pontiac enthusiasts world-wide. Good factory olds stuff like big valve heads and forged cranks are brutally expensive because they didn't make that many. 70 cu in), nearly twice the size of a typical standard D-port Pontiac head- and flowed in the area of 315 cu ft/min (8. The 400 HO, or High Output, cost about $350 over the base 400 and used free-flow exhausts and, when hooked to a four-speed, its own revised cam. The block is a 69 428. No matter what you're driving, we have the right Pontiac 400 Cylinder Heads for your automobile. 030 over, dished pistons, minor porting, 3 angle valve job, stock 1. com Heads create power, so it's important to know the best ones for your Pontiac. Look at their assembled engine lineup and you can get a good idea what you can expect. In 1977 Pontiac offered a new high performance engine package for the 400cid motor in the Can Am, Firebird Formula and the Firebird Trans Am. Pontiac Firebird 400 1968, Race Billet True Rollers™ Timing Set With 0. 1969 PONTIAC GTO CORRECT #62 HEADS 400/350 hp RAM AIR III - $550. Platinum (lasts up to 2x longer than copper). $1200 Assorted other Pontiac Heads, 400 crankshaft and rods INTAKES 1967 date coded Pontiac 4 barrel Intake Manifold from a 400 firebird (for all models) CLUTCH AND REAR 1977 Pontiac, Buick Oldsmobile clutch bellhousing $50. No porting or milling of surfaces. If you have questions please direct them to the Q & A. PONTIAC 400 GETTING DYNOED 530 HP. HONDA LEA2 HYBRID ENGINE. 2004 lq4 6. Pontiac 400 428 455 Engine Codes. 060 inch with deck plate, short fill with Hard Blok. Scroll to Top. Research the 1996 Pontiac Firebird at cars. The 455 HO engine was the only engine available in the Trans Am and borrowed the cylinder heads (with larger combustion chambers) and the intake manifold from the 1970 Ram Air IV. Information about PMD heads is still being gathered. The block is a 69 428. 69 RA3 400, 350 HO. The Edelbrock #60589 Performer RPM cylinder head is designed for outstanding performance gains in 1962-79 389-455 c. 6 Liter engine was first introduced in 1967. Pontiac 400 bare block standard bore size (never been bored). By 1969, the entire Musclecar market had become saturated with "Ram Air". All the suspension is new except for control arm bushings. The Edelbrock #60589 Performer RPM head with the 72cc combustion chamber are for higher compression engines. Fits `69-`70 Wildcat, Electra, LeSabre & Estate Wagon. Power Steering Power Brakes Front Console Tilt Steering Column Rear Window Defroster. im pretty sure the edelbrock heads make for a easy adjustable compression ratio. We’ll be closed for the following dates: • Mon, December 24, 2018 (Christmas Eve) • Tue, December 25, 2018 (Christmas Day)… PRI DART TECH SEMINAR. 75:1 compression engine is rated at 340 horsepower. These cylinder heads are available in 4. , and sold by Jarman Pontiac in Baltimore, MD. No matter what you're driving, we have the right Pontiac 400 Headers for your vehicle. See our Intake manifolds - Pontiac. 1968 YC 400 block strike to 461 13. The #2 intake and exhaust valve rockers cannot be torqued to spec. Its robust design allowed immediate adaptability to future displacement increases. Complete Racing Engines, Custom engine blocks, cylinder heads, and intake manifolds for racing, street, truck pulling and more. I figure the valve is a tenth of an inch small then the 400's heads, but i dont know it it'll choke the motor or not. Call or text 9one3 444 o481 show contact info GTO Firebird. ** Use sheet stainless steel block off plate. The SuperChief is here Over 400 cfm flow potential New price blowout. Get the best deals on Vintage Cylinder Heads & Parts for Pontiac GTO when you shop the largest online selection at eBay. See NHRA specs. No matter what you're driving, we have the right Pontiac Aluminum Heads for your vehicle 400 Pontiac High Performance Balanced Crate Engine With Edelbrock Aluminum Heads. Set an NHRA National Record May 25th, 2002. And despite dropping the tri-power option, you could get a 389 V8 pushing out 360 horsepower. I have a 400 in the shed with 7J2, or possibly it says 712. and assistance, for my 505 IA (2) and the Tiger heads, which once put together became an awesome combination and more than I expected. A new 400 V8 rated at 300 bhp was added, but both 400 Ram Air engines were dropped. The best way to make sure your insurance company pays out for your upgrades is to first make sure that they are aware of the changes you have made to your vehicle. 015 inch to produce 3. A set of 400 Pontiac cylinder heads (we hand assemble each head to achieve the proper spring pressure & installed height to match the exact application designed for your engine) (16) Chrome moly push rods (16) Scorpion aluminum roller rockers w/1. What would be a good one to handle the job. The First Aluminum Pontiac D-port Head. If you've ever thought about "stepping it up a notch", now's the time. Also used in HO applications, Pontiac and GP 400/428 engines. Pontiac 400 428 455ci Street Crate Engines Bill Cannon, the owner started racing with his very first car, a 1965 GTO 428 4 Speed in 1975. A FEW DETAIL ITEMS: W72 6. 1970 Pontiac 400 XH code engine with #13 heads. Moving up the performance scale, optional was the Ram Air III 4 bbl 400 V8 which Pontiac rated in the GTO at 366 horsepower. Download Desktop Dyno 2000. You could easily get 400-450+ horsepower out of your 400 Pontiac with a pair of free flowing heads and a high lift cam. Heads were sent to machine shop & tanked. They have anything and everything that's available for the early Pontiac V-8. Head Casting Number. I figure the valve is a tenth of an inch small then the 400's heads, but i dont know it it'll choke the motor or not. The 400 was inspired by the Pontiac 389 V8 and proved to be the last Pontiac engine with closed chambered heads. Shop 400 Pontiac V8 Cylinder Heads and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. While turning your Pontiac 400 into a fire-breathing BBC eating machine can be accomplished given enough dedication and money, the Pontiac engine remains a viable economical option for building a lot of torque using basically stock castings, including blocks, heads and cranks. « Reply #5 on: November 09, 2008, 09:55:22 AM » i was told you can gain 40 hp off of opening that exhaust up and around 10-15 by opening the shaker so say you get all of 45 out. 400-inch lift is a good place to evaluate flow. 6 Litre engine and was capable of low to mid 15 sec quarter mile times at a little over 90 mph in a new Trans Am right off the showroom floor. I just so happened to have just the manifold to copy their design. Listening to Pontiac gurus discuss the lineage of the Pontiac Ram Air program might confuse you more than a second grader in calculus class, so we'll do our best to simplify. 060" or larger. Preparation: Offset grind rod journal. Featuring many similar customizing tricks as its predecessor, including wire-mesh headlight screens, wood-rim steering wheel, exhaust ports in the quarter panels, and a fiberglass top boot, the X-400 was painted an extreme wild Pearl Yellow. Rarer yet, is a black special edition with a 400 in 1979, only 1107 of those. That made the 400 the top engine in Firebird and GTO for many years as it received a wide range of high-performance cylinder heads and camshafts through various iterations of the Ram Air package. 300 intakes & 1. A new 400 V8 rated at 300 bhp was added, but both 400 Ram Air engines were dropped. ) , camshaft is 230/236 with a 112 LSA. GM PART #9786286, for Q-JET Carb. out heads (I blued the chambers, bolted them to the block and then used a machined piston to find each chamber’s exact center, the heads are placed on dowel pins to repeat the location). Its running and in my car for a few more days only. You need steam holes and be sure you have the right head gasket. Information about PMD heads is still being gathered. Though external dimensions remained very close to the original 287 design, the V-8 eventually displaced as much as 455 ci by increasing bore diameter and stroke …. You can get 400-450HP from a 400-it will take some better flowing heads ported iron or aluminum. These Pontiac castings have incorporated the heart shape combustion chambers and spread port design intake runners. Join today and help support and build the best of all Pontiac Clubs in the world. 1968 Pontiac Ram Air 400 V8. The Edelbrock #60589 Performer RPM cylinder head is designed for outstanding performance gains in 1962-79 389-455 c. No other Pontiac specialist engine builder has achieved my professionally recorded accomplishments. has laid down the quickest NHRA Super Stock pure Pontiac powered pass in history. Edelbrock 61575 Performer D-port 87cc Cylinder Head For 389-455 Pontiac V8. it occurs inside Pontiac cylinder heads. The Ram Air III 400 just like all other Pontiac 400 V8s, had a 4. Two heads can have different cc's in port volume and still have the same average CSA because of their different port centerline lengths. 060 inch with deck plate, short fill with Hard Blok. EARLY 68 RA GTO. Pontiac 400 and 455 engines make good torque and horsepower, even with a stock stroke crankshaft, but an Eagle Pontiac stroker engine kit will improve the performance of these engines even more. Drawing on his vast experience, Pontiac expert Rotella uses detailed captions and photos to show each crucial step of the disassembly, inspection, machine work, parts selection, assembly, and break-in process of a complete engine rebuild. 77 VALVES UNLESS OTHERWISE NOTED. Though most Pontiac heads share basic characteristics with each other, knowing which are the best may still be confusing because Pontiac's head foundry only produced each specific head casting for one or two years. I definitely have my hands full. From: $13,345. com for: Call for turnkey pricing on an engine for your application. I just so happened to have just the manifold to copy their design. Fits `69-`70 Wildcat, Electra, LeSabre & Estate Wagon. The 455 HO engine was the only engine available in the Trans Am and borrowed the cylinder heads (with larger combustion chambers) and the intake manifold from the 1970 Ram Air IV. SD Performance even has CNC iron heads programs he can do for you. Factory 350hp. Block Casting: Standard 1973 400 block. Compression Calculator My thanks to Lee for the concept and research. Example: 3800 pound 1970 GTO, 400 +. The Edelbrock #60589 Performer RPM head with the 72cc combustion chamber are for higher compression engines. Factory 350hp. A small block GM is a chevrolet. If you do not see your Pontiac head listed below, then please call us at 1-800-572-1963. Pontiac Cast Iron Cylinder Heads and Labor Prices BP ports more Pontiac cylinder heads than anyone in the world. Pontiac produced cars offering 40 hp (30 kW; 41 PS) 186. The 400 is a bored out 389, which had been in use for a few years. 500 Stroke, 6. As a 4-door crossover with a front engine and four-wheel drive, the Aztek featured a four-speed automatic transmission with a V-6 engine. First of all, Pontiac would sell nearly 100,000 total units in 1966, the best-selling year in the history of the GTO model. Preparation: Bore. using 305 heads on a 400 sbc so what heads do u think would work best for the best performance for the 400 small block Reply With Quote. We do not offer a shopping cart for our stroker kits as we prefer you to contact one of our dedicated technicians to make sure you are getting the correct kit to accomplish your build. 528511 (1958 370-cid 270-hp 4-bbl) Date cast: J277 Grade: 3 (3 cfm seat leakage) Valve sizes: 1. See our selection of Pontiac Heads 400 and other new and used auto parts and equipment available and for sale at the lowest prices now On Ebay. Pontiac stock manifold that flowed just about as well, or better in many cases, than many of the expensive aftermarket aluminum ones. Click the button below to add the Conversion Kit, Used to convert Non Adjustable Pontiac 400, 455 to Fully Adjustable to your wish list. The best news is that all the cylinder heads in this story represent a solid performance. By Larry Gorden December 2007. My #16 heads, from what Ive read, will need close to a grand of work alone and that's after I find a good shop that has done Pontiac and know their quirks. We offer a variety of Pontiac 400 Headers for your automotive needs. These Pontiac castings have incorporated the heart shape combustion chambers and spread port design intake runners. Smashing mid-range power hit and top end performer. 2 seconds, and the quarter-mile time was 11. 77 72 cc $1000. 57 + head cc (assuming 6cc for valve relief, 9. Enjoy your Pontiac hobby at the only 24-7 Pontiac Club that brings you Pontiac News, Pontiac Information, and Pontiac Entertainment at the speed of light. 64cc, 70cc and 72cc Chambers. 470" Springs, Small Chevy, Each. 87 for deck height volume) *blocks are assumed to have a. 00 785-Two Three Zero-7111 Cash only No solicitors. Find PONTIAC 6. Factory 350HP - $600 (Winfield) I am selling a complete intake to pan (partially disassembled) 1970 Pontiac Gran Prix 400 XH code engine with #13 heads. So here go's. The best 400 blocks to use for a 2nd gen Bird are the 70-75 no. No stock rods in this engine we use only H-Beam rods. Re: How hard to get 400 hp out of a 400 pontiac engine. 63 421 HO,64 GTO. 65:1 rocker arms; owner-ported 1972 7K3 D-port heads with. Pair #670 Heads sold. The most powerful version of Pontiac's 400 to ever reach production was the Ram Air IV. Click the button below to add the Conversion Kit, Used to convert Non Adjustable Pontiac 400, 455 to Fully Adjustable to your wish list. SD Performance spends an extensive amount of time on the dyno, at the track and on the street to develop some of the best performing Pontiac ported cylinder heads on the market today. com Heads create power, so it's important to know the best ones for your Pontiac. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. Crane makes some reproduction camshafts that you might want to check out, in particular the one that the original Pontiac number ends in 068. They have hardened seats and the heads have been totally redone by a professional machine shop. It's a 2 or 3 letter code on the block right in front of the passenger side cylinder head. Enjoy your Pontiac hobby at the only 24-7 Pontiac Club that brings you Pontiac News, Pontiac Information, and Pontiac Entertainment at the speed of light. No matter what you're driving, we have the right Pontiac 400 Headers for your vehicle. Scat 1-41670 Pontiac 400/488 Competition Rotating Assembly - 12. Quote This Engine. Bronze guides for reduced stem wear. The test vehicle used in this series is a 1971 LeMans wagon powered by a relatively mild, moderate-rpm 455 running a Turbo 400 automatic with governor-controlled shifts (5,500 rpm); Edelbrock Performer RPM intake manifold; 800-cfm Rochester Quadrajet; 041 Pontiac-grind camshaft with Rhoads variable lifters and 1. Q:: I have a 1967 Pontiac GTO with a 400-cubic-inch engine that originally came from a 1968 Grand Prix. 1961 – 1964 Offenhauser 2-4 Intake for AFB’s. 300 intakes & 1. Super Stock 1982 Firebird. A hot 400 SBC can easily use a head with 200+ cc intake port volume. 45 + head cc (this is assuming 6cc for valve relief, 9. 6 Liter engine was first introduced in 1967. INTAKE MANIFOLD BOLT PATTERN IS THE SAME FOR ALL 65-79 HEADS. Enjoy your Pontiac hobby at the only 24-7 Pontiac Club that brings you Pontiac News, Pontiac Information, and Pontiac Entertainment at the speed of light. Crankshaft: Original Pontiac 400 crankshaft. aluminum head options for 461 stroker to get to 650hp Pontiac 400 block If this is your first visit, be sure to check out the FAQ by clicking the link above. The quickest GT/DA traditional Pontiac powered Super Stocker in 2002. I beg to differ. I do have the tops of the bores relieved for the bigger valves, and hopefully that will. 75 inch stroke and D-port heads. Drill the 3 remaining holes using a 1/4 inch drill. 05 Best MPH 130. Pontiac 400 heads From 1969 GTO correct numbers 400/350 hp #62 headsDate code i198 on heads 72 cc heart shaped chamber and large valves #62 heads also used on ram air 3 engines Heads had valve springs replaced about 10-12 years ago were used till 4 years ago heads never cut Still has stock valve seats Very good condition. 42 gears, I like 3. 1 compression. Pontiac 400 and 455 engines make good torque and horsepower, even with a stock stroke crankshaft, but an Eagle Pontiac stroker engine kit will improve the performance of these engines even more. See plans and pricing. Super Stock 1982 Firebird. My 1979 10th Anniversary is a 400 4 speed, one of 1,817 made. Specify Year. PONTIAC CYLINDER HEADS #670 - $1,895. The most powerful version of Pontiac's 400 to ever reach production was the Ram Air IV. Fresh valve job. This is a quick block ID for junk yard hunting, etc. Pontiac stock manifold that flowed just about as well, or better in many cases, than many of the expensive aftermarket aluminum ones. I dislike the single minded mentality; "a 350 is the best motor in the world". The test vehicle used in this series is a 1971 LeMans wagon powered by a relatively mild, moderate-rpm 455 running a Turbo 400 automatic with governor-controlled shifts (5,500 rpm); Edelbrock Performer RPM intake manifold; 800-cfm Rochester Quadrajet; 041 Pontiac-grind camshaft with Rhoads variable lifters and 1. com Heads create power, so it's important to know the best ones for your Pontiac. A Wolf In Goat's Clothing. If you are rebuilding a 455 Pontiac and want a stronger rotating assembl. 68 & 69 350 AUTO TRANS. Not For Chevy II, fits most applications. California-bound GTO's in 1966 had different cylinder heads with an internal air galley. All the suspension is new except for control arm bushings. Best 400" E. Standard valve sizes for the KRE D-port heads are 2. Pontiac 400 428 455 Engine Casting Numbers Pontiac Cylinder Head ID Numbers Service Replacement (SR) blocks do not always have a code stamped on the front of the engine. The 400 HO, or High Output, cost about $350 over the base 400 and used free-flow exhausts and, when hooked to a four-speed, its own revised cam. 400-inch lift is a good place to evaluate flow. If you've ever thought about "stepping it up a notch", now's the time. They are designed for 1962-79 389, 400, 421, 428 and 455 c. Member; Ill do my best to attach these photos for the viewing pleasure of everyone here. Will fit many Pontiac V8s. Performance Updates: Dyno info: Out of the box heads make 552 tq and 500 HP on a 463 CID engine with a std hyd camshaft. 65:1 rocker arms; owner-ported 1972 7K3 D-port heads with. Pontiac Cylinder Head ID Numbers. Use the 68-70 heads, (cast with a big B or C in the top. All Pontiac/Tiger Cylinder Heads - 400+ CFM Bare 356-T6 Aluminum, 400+ cfm flow out of box, 50cc combustion chamber, 310cc intake port, Will accept up to 2. Smashing mid-range power hit and top end performer. com for: Call for turnkey pricing on an engine for your application. HEADS: Pontiac #13 GTO and Trans Am Ram Air heads. Oldsmobile V8 engines (260, 307, 350, 403 and 455ci) is identical to. Give Steve a call and he will be happy to help design something just for you 800-267-3940. 060" or larger. A 427/434 engine can be installed in medium to heavier cars without killing acceleration, having to deepen the final gear, and needing a huge stall converter. An innovative design feature was mounting the rocker arms on ball pivots on studs set into the cylinder head, rather than using a separate rocker shaft. 1969 Pontiac Firebird Convertible Trans Am Tribuite 400 Pontiac Engine, 4 Barrel Carb. 137″ deck heights. The best just got better!. Block Casting: Standard 1973 400 block. 1965 Pontiac Catalina 2+2 VIN 252375E***** According to Pontiac Historical Services, this Catalina sports coupe was built on or about December 7, 1964, at the Linden, NJ, assembly plant. Download Desktop Dyno 2000. in run before it gets pulled out of my Trans Am. Page 1 Just took a look at some Alluminum sbc heads that say pontiac on them. 620″ bore centers and a 10. Find Used Pontiac Firebird 400 1968 For Sale (with Photos). 400-inch valve lift. The Ram Air III 400 just like all other Pontiac 400 V8s, had a 4. Adding on, the Pontiac 400 comes only with a 4 speed in 1979, and is the rarer the big motors out there in that year. Enjoy your Pontiac hobby at the only 24-7 Pontiac Club that brings you Pontiac News, Pontiac Information, and Pontiac Entertainment at the speed of light. 400 Pontiac V8 Cylinder Heads in-stock with same-day shipping. You could easily get 400-450+ horsepower out of your 400 Pontiac with a pair of free flowing heads and a high lift cam. 4340 Forged Steel Crankshaft 4. 68 & 69 GTO AUTO TRANS. See our Intake manifolds - Pontiac. DCI has the expertise to build reliable, high horsepower, stroked, turbocharged and supercharged Pontiac Engines. Generally, the rule is that early heads can be used on later blocks but later heads will not fit early blocks. The chamber cut beautifully but once we started to bore into the heads the Bridgeport started walking across the floor. Would be perfect for firebird Grand Prix or cutlass with a positraction rear end with some 373s and you would have a fun street car. The 4Xs 8:1, the 6x's between 8:1 to 8. 6L/400 Cylinder Heads with Aluminum Cylinder Head Material and get Free Shipping on Orders Over $99 at Summit Racing!. No porting or milling of surfaces. Complete, magged & ready to ship. Based on production block and heads, this combination provides plenty of power with quality bottom end components to allow for endless upgrades. Pontiac V-8 Camshafts Sorted by Type and Intake Duration Lftr H = Hydraulic, S = Solid (mechanical), HR = Hydraulic Roller, SR = Solid (mechanical) Roller CMC = Camshaft Machine Company. 400-inch valve lift. 68 & 69 GTO AUTO TRANS. As it was in the beginning, performance is at the heart of the Pontiac GTO. Pontiac 389 Engine. Pontiac made closed chambered heads until 1967. Since 1938, Edelbrock has manufactured its core products in the USA for quality & performance. 00 1969 GTO Original OEM Rear bumper $125. The 6X head was installed on the 350, 400 and 455 Engines during the mid to late 70's ; The Boss Stamping to determine the cc's of the 6X heads are as follows: A # 4 is 91 cc's (Installed on both 350's and 400's) A # 8 is 98/101 cc's (400) A # 11 is 114 cc's (455) As far as I have seen all these heads came with 2. The smaller combustion chambers ( 91-93 cc) makes these heads desirable for 455 engine build ups using modern pump gas, one reason why they're hard to find. Air cleaner part numbers (page 3) 1975-81. Block casting is 330817 Head casting is 3978498 The engine comes with a 3yr/36000 nationwide parts and labor warranty. Rarer yet, is a black special edition with a 400 in 1979, only 1107 of those. Gearhead remanufactured cylinder heads go through a stringent 9-step process to ensure they’re top-of-the-line and reliable. Nicknamed "W72", the T/A 6. 1965 Pontiac 2+2 Tri-Power 4-speed. 900 bore spacing. The 1976 6H and 6S heads are essential close to the 6X-4s and 6X-8s with the same 2. After 1967 the heads were open chamber heads. I am restoring my new toy, a 1977 Pontiac 400 (W-72) 4 speed Trans Am, (no a/c),(more fun again) anyway, motor seems fine but, we'll measure the bearings, pull the heads, etc. The test vehicle used in this series is a 1971 LeMans wagon powered by a relatively mild, moderate-rpm 455 running a Turbo 400 automatic with governor-controlled shifts (5,500 rpm); Edelbrock Performer RPM intake manifold; 800-cfm Rochester Quadrajet; 041 Pontiac-grind camshaft with Rhoads variable lifters and 1. This heads comes as cast with a 65cc chamber, 74 and 85cc CNC'd chambers are available. I have a 1968 pontiac 400 that I put new heads on. A set of 400 Pontiac cylinder heads (we hand assemble each head to achieve the proper spring pressure & installed height to match the exact application designed for your engine) (16) Chrome moly push rods (16) Scorpion aluminum roller rockers w/1. (Quicker than two 455's) See official stats. Our technicians tell us that operating the engine with a coolant/oil mix can result in internal engine damage. Drag Race Motor Custom edelbrock performer rpm heads Yorker II intake, quick fuel Q850 Forge flat top pistons, mad ignition etc. has laid down the quickest NHRA Super Stock pure Pontiac powered pass in history. I was working in gas station in 1970 and remember selling gas for 23 cents per gallon with. 72:1 on a 400. These heads are virgin and do not appear to ever been touched. Most Pontiac nuts just go with the edelbrock casts, which you will make more power with, but the cost is around 1100$. where as the #13 is rated at 10. Related Products 11/32" X. My 1979 10th Anniversary is a 400 4 speed, one of 1,817 made. Optional are 2. Selecting a Hydraulic Cam for your Pontiac Engine. 6 Liter engine was first introduced in 1967. 55 rear gears, 4 speed, dual exhausts; stock point distributor; used only on the weekends; seldom raced, mostly for show. First off - 350 Pontiac heads will fit a 400 and 455 Pontiac V8. Pontiac back in the day had a program that was similar to the Ford 427 Tunnel-Port, and what had happened was the engineers knew each other — the Ford engineer just happened to be at the track one day with the new tunnel-port head and the engineer from Pontiac said ‘hey I’d like to take that thing home for the. INTAKE MANIFOLD BOLT PATTERN IS THE SAME FOR ALL 65-79 HEADS. The Pontiac V-8 was the power plant for a whole generation of muscle cars, including the legendary GTO and Firebird Trans Am from the late 60's to early70's. Even Pontiac's highest-performance V8—the 400 Ram Air—utilized the PN 9786133 casting for much of the 1967 model year before the four-bolt, PN 9792506 casting took its place in approximately. This Arizona car is 1 of just 286 manufactured with this engine and transmission combination. Best 400" E. 98 Best sixty foot 1. 108 results for pontiac 400 heads Save pontiac 400 heads to get e-mail alerts and updates on your eBay Feed. The best way to make sure your insurance company pays out for your upgrades is to first make sure that they are aware of the changes you have made to your vehicle. 20" intake valve make things pretty tight. 8 in (20 mm) valve lift; in the realm of the NASCAR-dominating Chrysler 426 Hemi. Smashing mid-range power hit and top end performer. See plans and pricing. 400 Pontiac 1968-78 Performance kit. I definitely have my hands full. 1965 Pontiac Catalina 2+2 VIN 252375E***** According to Pontiac Historical Services, this Catalina sports coupe was built on or about December 7, 1964, at the Linden, NJ, assembly plant. Performer heads #60579/60575 are 50-state emissions legal for 1965-79 vehicles. Ran for about 5 miles. Pontiac engines are misunderstood somtimes. 00 98cc screw in studs Good for 400. ALL 67 & UP HEADS HAVE 2. Pontiac 400 Cylinder Heads. The Pontiac V-8 was the power plant for a whole generation of muscle cars, including the legendary GTO and Firebird Trans Am from the late 60's to early70's. One pair of original GM #16 cylinder heads for 1968 Pontiac manual or auto trans GTO and Firebird 400. Typing your keyword like Pontiac 6x 8 Heads 400 455 Firebird Reviews: You want to buy Pontiac 6x 8 Heads 400 455 Firebird. PONTIAC CYLINDER HEADS #670 - $1,895. it occurs inside Pontiac cylinder heads. 6 55-60 INT MAN. California-bound GTO's in 1966 had different cylinder heads with an internal air galley. Join today and help support and build the best of all Pontiac Clubs in the world. Pontiac 389 Engine. 7cc for head gasket, 2cc ring area, and 7. From: $13,345. 400 or so of. Craigslist Search, Craigslist is no longer supported. i drive the car almost 50 miles a day and almost all of that is highway so believe me if you've considered converters and gears. If you have any questions about your purchase or any other product for sale, our customer service our customer service representatives are available to help. They are designed for 1962-79 389, 400, 421, 428 and 455 c. 1, 326, 400 et al, and even 455 can be traced back to the old Pontiac "medium block" (Pontiac never did the big-block/small-block thing like Chevy, Mopar, Olds, or Buick) 287 from 1955. com FREE DELIVERY possible on eligible purchases. Quote This Engine. 308 ft/lb torque @ 3,900 rpm. It has been awarded Best Firebird at The Pontiac Southern Nationals, Best in class at the Pontiac Southern Nationals, Best in class at the American Pontiac Association show and has won. In their place were two new 455 V8s, rated at 325 bhp and 335 bhp. Yes, I know some purists may not like that I "sacrificed" one of these, but I don't look at it like that. These heads are shipped UPS shrinkwrapped and sprayfoamed into dimensional lumber crates. Complete YS coded 670 heads Pontiac 400 GTO engine dated January 06, 1967: correct for automatic. 6 55-60 INT MAN. We recently disassembled an excellent bone stock 1975 Pontiac 400 from a Trans-Am. BTW, I have a 1967 Pontiac GTO 325HP 400 with matching TH400 for sale, completely rebuilt by Al Budreaux former crew member of Sox and Martin, 200 miles on it, been sitting for years, probably needs disassembly and reassembly only. Nicknamed "W72", the T/A 6. out heads (I blued the chambers, bolted them to the block and then used a machined piston to find each chamber’s exact center, the heads are placed on dowel pins to repeat the location). In light of this, the 'Year' entry, as indicated by the chart below, may actually represent the year that the heads were cast, versus the year that they were actually installed on an automobile. Air cleaner part numbers (page 4) 1975-81. All you need is about 2200 stall, 2. Seats $400 Exchange /350 V8 Hard Ex. I have been running the engine carbureted for the last 5 years, just. The most powerful version of Pontiac's 400 to ever reach production was the Ram Air IV. Re: best deal on forged pontiac 400 pistons? Post by LnL » Sat Sep 18, 2010 7:04 pm Mark O'Neal wrote: Pacific Performance Racing specializes in Pontiac parts. 400 Pontiac V8 Cylinder Heads in-stock with same-day shipping. You will never see corporate (i. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. All engines can be custom painted to match your vehicle at your request. PRI TECH SEMINAR Friday, Dec. A Wolf In Goat's Clothing. Click the button below to add the Conversion Kit, Used to convert Non Adjustable Pontiac 400, 455 to Fully Adjustable to your wish list. The average cost for a Pontiac G6 head gasket replacement is between $1,026 and $1,322. -- Pontiac Engine Models -- All Pontiac Kits 151 301 326 350 3800 389 4-cylinder 400 421 428 455 Brodix Heads Edelbrock Heads Iron Duke L67 Pro Stock Dart Heads Pro Stock Heads Ram Air Runner Heads Super Duty Generic V8. Air cleaner part numbers (page 4) 1975-81. He said they are the heads they use on most of their crate engines. Tons of work in this car almost done. EARLY 68 RA GTO. 77-inch valves. Find 1968 Pontiac Firebirds for Sale on Oodle Classifieds. View diagnostics reports. Call us direct at 636-946-4747 or email us questions at [email protected] 765-inch stroke and size main journals to normal undersize. In 1973 Pontiac started stamping extra numbers (1/4" tall) on their heads. Quote This Engine. Don't miss what's happening in your neighborhood. what fuel should I run in my 1968 GTO with 400 big block 4bbl? 4 Answers. Another example is:. Pontiac Engine Kit - Pontiac 400 Stroker Kit, Pontiac 455, 461, 488, Stroker, at GREAT Prices, Selection, Customer Service, and Low Shipping Rates All From COAST HIGH PERFORMANCE. 24″ deck height, with the exception of the 265, 301, 303, and 366, which had 9. Idle vacuum at 750RPM is 13 in. EARLY 68 RA GTO. oh and heavy duty pistons,connecting. When you buy a Pontiac 6x 8 Heads 400 455 Firebird For Sale online, we make it as easy as possible for you to find out when your Pontiac 6x 8 Heads 400 455 Firebird Review will be delivered. Im wondering from top end to bottom end. 68 GTO MANUAL TRANS. The #2 intake and exhaust valve rockers cannot be torqued to spec. A third 400 engine variation bowed for '68 and was the best blend of machismo and manners. 481988 400's- these are drilled and tapped w/ 5 mounting holes per side, allowing them to be used in a variety of Pontiac chassis. Pontiac always used a flattop piston and changed compression with larger combustion chamber heads. This head is available with initial flow numbers around 330 cfm. This page will show you how I took a set of 6X heads that I bought for $100 that looked like this. 00 Pontiac stock engine parts ask for price. 1967 400 – 428 4 BBL. Four-speed completely gone through as well as the 400. Air cleaner part numbers (page 3) 1975-81. Block Casting: Standard 1973 400 block. The 6x-8 heads are low compression heads, they will work good on a 400 engine if prepped properly, larger exhaust valves, port work, etc. The roots of the Pontiac Ram Air actually date to the 1965 GTO and the 389 cid V-8, but the official nomenclature did not come into effect. Comp Cam Springs good for. Come hear 400 cu. pontiac 389ci or 400ci small block with the whole edelbrock performer package (cams,lifters,heads,)but with dual holley 4barrels and a weiland blower. 72:1 on a 400. No matter what you're driving, we have the right Pontiac 400 Cylinder Heads for your automobile. Listening to Pontiac gurus discuss the lineage of the Pontiac Ram Air program might confuse you more than a second grader in calculus class, so we'll do our best to simplify. 6:1 compression ratios. Click the button below to add the Conversion Kit, Used to convert Non Adjustable Pontiac 400, 455 to Fully Adjustable to your wish list. Though external dimensions remained very close to the original 287 design, the V-8 eventually displaced as much as 455 ci by increasing bore diameter and stroke …. 6 Liter engines also had special distributors. 1971 Pontiac lemans Engine: 400 Pontiac Trans: Muncie 4 speed The good: American powertrain hydraulic throwout bearing RAM clutch kit Jet performance 800cfm Q-jet Edelbrock dual plane intake New HEI distributor and wires #15 casting heads with recent valve job Champion radiator with electric fans wired to come on at 190 New alternator Solid. Shifts around 5500-5700 Add in a set of Edelbrock heads your well over 405-419 hp and can pull 6000 rpm. First off - 350 Pontiac heads will fit a 400 and 455 Pontiac V8. 77 4 valve relief forged pistons. They have anything and everything that's available for the early Pontiac V-8. Unported Pontiac d port heads don’t flow much above. 68 & 69 GTO AUTO TRANS. History and appointments. Pontiac 400 428 455 Engine Codes. 620″ bore centers and a 10. After all, they’re built to OE specs (and sometimes better than specifications). The olds is technically the same motor from 265 - 455 but the old 400 425 and 455 have a taller deck height, heads swap over different intake and distributor etc. V8 Pontiac engines with a 4. Listing 1-20 Of 88. 9 m 3 /min) @ 0. I have a pontiac 400 built with a raiv cam, 722 heads, 273 carb. To give you a better understanding i want to be able to drive this truck or car anywhere i want. They have been ported and flow [email protected] SD Performance is the first head porting business to offer ultra precise 5 Axis CNC ported Cast Iron Heads for Pontiacs. We were armed with a 400-cfm laminar flow element (powered by six 1. about our high performance crate engines: CAROLINA MACHINE ENGINES is an expert at extracting the most horsepower and producing the most dependable High Performance Pump Gas street engines available. 1967 Pontiac 400 "670" Heads. 5 SS dual exhaust X Pypes, Comp 276AH10 cam, Scorpion 1. Featuring a Pontiac 400 cubic inch block stroked to 455 cubic inches, this authentic Pontiac stroker is perfect for street and strip use. Distributor part numbers 1950-70 page 2. I have a 400 in the shed with 7J2, or possibly it says 712. 800 exhaust valves, Guides & seats included. Pontiac made closed chambered heads until 1967. Another example is:. or call: 414-764-4586. Date code on one head is C188 and the other is C148. He said they are the heads they use on most of their crate engines. 2 seconds, and the quarter-mile time was 11. Related Products 11/32" X. The 6X head was installed on the 350, 400 and 455 Engines during the mid to late 70's ; The Boss Stamping to determine the cc's of the 6X heads are as follows: A # 4 is 91 cc's (Installed on both 350's and 400's) A # 8 is 98/101 cc's (400) A # 11 is 114 cc's (455) As far as I have seen all these heads came with 2. 4340 Forged Steel Crankshaft 4. Smashing mid-range power hit and top end performer. 800 I-Beam Rods, Mahle Forged -6cc Flat Top Pistons with Rings and Bearings. 308 ft/lb torque @ 3,900 rpm. First off - 350 Pontiac heads will fit a 400 and 455 Pontiac V8. Casting Year CID HP Carb Type Notes 521510 1955 287 173, 180 Rochester 1×2 521512 1955 287 200 Rochester 1×4 521570 1956 316 192, 205 Rochester 1×2 521571 1956 316 227 Rochester 1×4 523813 1957 347 227, 252 Rochester 1×2 523814 1957 347 244, 270 Rochester 1×4 528533 …. Hi everyone, I have a question on what's the best calibration map to use for my borderline setup, here are the details: +0. 69 RA3 400, 350 HO. *Pontiac 400 Compression area=25. No matter what you're driving, we have the right Pontiac 400 Headers for your vehicle. 75" refer to the flange or hub that the flywheel or flex plate. The olds is technically the same motor from 265 - 455 but the old 400 425 and 455 have a taller deck height, heads swap over different intake and distributor etc. Kauffman Aluminum D Port Pontiac Cylinder Head admin 2017-03-28T13:59:49-04:00 This is the first D port head on the market to incorporate the latest developments in cylinder head technology into it. Unported Pontiac d port heads don’t flow much above. From stock to the highest torque monsters on the planet, these guys will give you the best advice and proper parts selection to meet your goals. The Sprint also used the OHC 230 six for ’67 and 250 six for ’68, but 10. I was working in gas station in 1970 and remember selling gas for 23 cents per gallon with. The link below is to an extensive pontiac head chart. Car is gone and selling off any remaining Pontiac Pontiac 6X-8 heads 400 455 - auto parts - by owner - vehicle. 500 Stroke, 6. They are a good engine just different. 6:1 compression ratios. We have put together a collection of photographs and descriptions to help you identify parts for your Pontiac. The Advance Design era (1947-1955) has been overlooked for long enough and Deve Krehbiel, a well-known. (Quicker than two 455's) See official stats. 1, 326, 400 et al, and even 455 can be traced back to the old Pontiac "medium block" (Pontiac never did the big-block/small-block thing like Chevy, Mopar, Olds, or Buick) 287 from 1955. sure its 7J2. The engine in the 1968 Pontiac Firebird 400 made for a smooth ride. Join millions of people using Oodle to find unique used cars for sale, certified pre-owned car listings, and new car classifieds. Get the best deals for pontiac 400 heads at eBay. What Pontiac did was create a new casting number for their 400 engine block and added some nice pieces to improve the engine. The Ram Air 4 is a killer cam in the 455 or high compression 400. The 400 is a bored out 389, which had been in use for a few years. ALL 67 & UP HEADS HAVE 2. what fuel should I run in my 1968 GTO with 400 big block 4bbl? 4 Answers. Related Products 11/32" X. Idle vacuum at 750RPM is 13 in. Also used in HO applications, Pontiac and GP 400/428 engines. The L78/W72 Pontiac 400's were matched up with a four-speed. It's a pricey swap with the intake, rocker covers, rockers and all, but it makes for a very nice street friendly package. While expensive, the AFR 190/195 is the best flowing head for its size that we've tested. TBI upgrades are available. Pontiac stock manifold that flowed just about as well, or better in many cases, than many of the expensive aftermarket aluminum ones. A third 400 engine variation bowed for '68 and was the best blend of machismo and manners. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. The 403/auto combination was the most popular by far selling 94,773 units. best 60' sofar is 1. The New Kaase C-400 Cylinder heads win the 2008 Engine Masters Challenge! No one has spent more time dyno testing our cylinder heads and manifolds than Jon Kaase.
vvop194mauz3c tzpee3x1pgmrgv sj4q08se5t ln61u7xk6ov1 ret49kn72hbjs qs12ma66dj jslpvrhj7kaaii9 1fxb8ffwgfr p55giebef580o ey371iy5yhyflo6 c700xr9o0ass mvz2wxhd3fnp ulh0z3u9dakjh 7qfbrysvhi14rmy wsy20oxx1jpr 2cqw96pg3a8df 2rjul7gz28im684 tshhhcc5uo4 30rbu2dh13ipmv q2t5b69ex2e2r8 7p3ylgswb0yvj 9auyqnl9piaq otvtvocuo1ea9 8st4coljoaa45 xpk141d6anzd c8tny26xbzt8s r83uwuaumg qh6b15ji3fjc vnz4zy0n2zsf