Whatever head you choose, you should have them cc'd to determine the exact chamber volume, especially when you shoot for a SCR over 9:1. Pro Filer Small Block Chevy All American Heads with 185cc Intake Runner, 2. This page will show you how I took a set of 6X heads that I bought for $100 that looked like this. Collectors are required for each manifold. The 6X is the better of them though. In 1973 Pontiac started stamping extra numbers (1/4" tall) on their heads. High performance Pontiac 455, 428 and 400 blueprinted crate engines including stoker motors for traditional Pontiacs. Only top-quality Pontiac parts from the best names in the business are what we offer. 1976 Pontiac 400 motor rebuild was previously in a 70 firebird. These cost 400. Dave is considered to be among the best Pontiac builders. 060" or larger bore. Stored inside. These heads are off a 400. Rebuilt 400 with hi-perf "6X" heads Turbo-hydra automatic Safe-T-Track. In 1967, Pontiac dropped the 389 motor in favor of the larger displacement 360 horsepower, 400 cubic inch V8. Custom Balanced race kits CNC-Motorsports. Pontiac Pump Gas Street Engine Combinations. From the little bit of research I've done, I think I can boost the compresion up into nines with the GTO. does not have rocker arms or push rods but does have a new camshaft lifters and timing chain and gears that has already been broken in. 11 intake and 1. CFE offers a 15 degree small block Chevy head specifically designed for use in high horsepower drag racing applications. Cylinder Heads Pontiac big valve 7K3 500 BBC Oval port. 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. Best Sellers Gift Ideas New Releases Whole Foods Today's Deals AmazonBasics Coupons Gift Cards Customer Service Free Shipping Shopper Toolkit Registry Sell 1-16 of 150 results for "pontiac 400 cylinder heads". Depending upon the racing class restrictions, chassis hurdles, intended performance level and usage, and budgetary concerns, very few maxperformance efforts are exactly identical. Pontiac heads. Comes with pontiac 400 automatic transmission. They're called D-ports because of the "D" shape of the exhaust ports, which is the part of the head that connects to the exhaust manifold or header. So here go's. 700” wheel for OEM cam profiles and smaller aftermarket profiles. Get the best deals on Cylinder Heads & Parts for 1969 Head Studs With Hex Nuts For 67-Later Pontiac 350/400/428/455 With D Port Heads. This cast iron block and head 1965 GTO will blow your mind! It made 1,580 on the dyno and this thing is beautiful and VERY fast! We can't wait to see what it does at the track. The 350, 400, and 455 are interchangeable but today most Pontiac enthusiasts want the 455 with aluminum cylinder heads. To that end, they included a hood scoop and fresh air intake, but tweaks to the camshaft, cylinder heads, and exhaust manifolds were key as well. Click Here for Edelbrock Aluminum Head Installation Sheet PONTIAC HEAD CHART CASTING NUMBER YEAR FACTORY APPLICATION CHAMBER VOL# CC'S EXHAUST PORT NOTEWORTHY ATTRIBUTES 528511 1958 370 62 D-Port 1. With aluminum heads you can run about a point and a half higher compression than you could with iron without fear of detonation----that's one of the reasons all new cars have aluminum besides the weight reduction. Pontiac 400 Build The Pontiac 400 cubic inch motor (made between 1967 and 1979) is still a great platform for a high performance daily driver. Pontiac Pump Gas Street Engine Combinations. 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. 69-79 cast impeller rebuilt water pumps - GM PART # - $39 - Best for cooling. I was going to run these on my motor but ended up finding the set of 12s I needed first. 6 55-60 INT MAN 538177 61-62 389 62 D-Port 1. Also, a rear spoiler was NEVER an option on a Firebird or Firebird 400. The heads will bolt to ALL traditional Pontiac blocks and do not require you to run any off-set. I have a mid 70's Pontiac 400 I was thinking of rebuilding. Featuring a precision machined aircraft quality A355-T6 casting the CFE 15 degree head is available with a multitude of application specific CNC porting options engineered to maximize the power output of your combination. If one obtains these 670 heads, and opens the chambers ala the 1968 and later 400-428 heads, and adds the good valve prings, you will have as good a high compression head as is possible to find. A nice set of RAlll heads would make a nice combo, even certain 455 heads work well on the 400. Only top-quality Pontiac parts from the best names in the business are what we offer. Pontiac SBC heads by Jerry » Thu Jun 26, 2008 10:47 pm Just wondering If any knows anything about these heads. The design of the 1969 GTO had little change from the previous year. Find PONTIAC 6. Best I can tell they're 23 degree. do NOT contact me with unsolicited services or offers. 77 72 valve sizes 72cc chambers new bronze guide liners resurface performance valve job and some mild porting done and ready to assembly they have been converted to screw in studs as pictured have stock springs and retainers great for restoration or performance build works on all 67 and later. Hedman Hedders & Trans-Dapt Performance Products are two of the hot rod industries original manufacturers, dating way back to 1954. ) *Pontiac 455 compression area = 25. 250 cast Eagle crank and 6. The 400 block is considered the "best", particularly those made for the '70-'75 model years. High performance Pontiac 455, 428 and 400 blueprinted crate engines including stoker motors for traditional Pontiacs. It becomes imperative then to know how to identify Pontiac heads in order to pick the right one for your engine. Use a 400 head gasket as a template to mark the heads and Drill the 3 holes on the intake side using a 3/16 drill bit at a 10 degree angle towards the exhaust side of the head. Selling a Matching Set of 400 pontiac 5C-8 heads Came off my 400 pontiac they have been gone thru years ago with valves replaced and 3 angle valve job and are in excellent shape no sunk in valves or stripped bolts. $400 Pontiac 4x heads I bought them for a project, but never used them. BTW, if onovakind67 is reading, that 400 was built using the Chevy 509 block we got off you a few years back. To purchase one of the items, select your manufacturer and model, then add the product to the cart. 1st photo places where codes are usually found in a 400-455 engines 2nd photo 403-455 olds engines (1)400 engine (2)403 engine. They have anything and everything that's available for the early Pontiac V-8. While the Trans Am was loaded with visuals like a shaker hood, fender mounted air extractors, wild front air spoiler,. It was the first in a long line of high performance Pontiac heads with screw-in studs and stamped steel pushrod guide plates. *Pontiac 400 Compression area=25. they weigh about 70 lbs unpackaged each. With those valve sizes the Kauffman's estimate the minimum bore size to be 4. SD Performance is the first head porting business to offer ultra precise 5 Axis CNC ported Cast Iron Heads for Pontiacs. Back to the situation at hand So my friend decided to trade the Chevy 400 we built for a Pontiac 400 with someth'n like 428 HP and 480 TQ. The other remedy would be to go with aftermarket aluminum Pontiac design heads from Edelbrock, Wenzler, or kauffman. It has a knocking rod and the engine needs a rebuild. Air Flow Detail #176 SBC All American Head - 185cc Runner. Was not driven much since then. In 1933 and 1934, Pontiac built only eight-cylinder cars, but they used a straight-eight rather than a V-8. Are all Pontiac 400 blocks the same If I put 1967 670 heads on a 1977 Pontiac 400 will it have high compression like 10. I am just looking for a bare bones rebuild/minimum something so that I can just drive my car Anybody have any. Although these blocks are few in numbers, they can be found and can also be totally custom rebuilt to any specific horsepower. It has been so long since I put gas in a car this old I don't remember if we were still using leaded fuel. Based on production block and heads, this combination provides plenty of power with quality bottom. Heads have Ram Air IV exhaust port flanges. An MSD 7AL and a Unilite Distributor (Inferred module) provide the ignition. Runs out good probably produces 325 to 350 horse. AutoZone has the Firebird performance spark plugs to keep the performance of your engine up to par with its stylish exterior. Technical Information Pontiac Cylinder Head ID Numbers: Year Application Casting Valves CC or CR Notes; 1967: 400 2bbl/4bbl: 061: 2. Pontiac engineered a number of intakes with both single and dual four-barrel carburetor arrangements to make them better suited for their intended use, be it the strip or. We also have a large selection of new, used and surplus engines available online. Pulled this motor out to put a different motor in. Twin-Turbo system offers tremendous performance and economy in a reasonably priced package from the company that will never compromise. 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. or call: 414-764-4586. The SuperChief is here Over 400 cfm flow potential New price blowout. Your complete source for Pure to unique Pontiac Performance parts. 1969 Pontiac GTO (Cincinnati, OH) $44,900 obo This '69 GTO is powered by a freshly rebuilt 455 cubic inch motor and it's ready to tear up the toad,. But you don"t have to spend big bucks to get good heads. We were armed with a 400-cfm laminar flow element (powered by six 1. How much to rebuild my 1971 G. $400 Pontiac 4x heads I bought them for a project, but never used them. Runs out good probably produces 325 to 350 horse. Pontiac Heads - Classifieds: Find CHEVROLET PONTIAC HEAD Light in Grand Prairie, Buy 37 Pontiac Deluxe 6 in Shelton, Sell 455 pontiac running engine in New Haven, Sell 1972 Pontiac Grand Prix in Lyons, Find 1971 Pontiac 400 head in Kirkland. The table below will help you select the right camshaft for your Pontiac engine. They are complete but need gone through. Chevy 350 Chevy 400 Transmission Borg Warner Super T-10 four speed Buick Oldsmobile Pontiac Bellhousing Please call or email for questions. 06" to increase displacement to 370 cu in. The 6X-8 heads were on the 180 HP 400 motors, the 6X-4 heads were on the 200 HP 400 motors, starting in '77. Information about PMD heads is still being gathered. chrome 235-261 valve cover , side lifter cover and cap ,as new $ 125. These heads are off a 400. The Muncie 4 speed was professionally rebuilt and has a Hurst competition shifter on it. Too much time has passed. Asking $100. 87 for deck height volume). See our Cylinder Heads - Quality Performance Aluminum Street Heads. The Pontiac Catalina is an automobile which was part of Pontiac's full-sized line from 1950 to 1981. Are all Pontiac 400 blocks the same If I put 1967 670 heads on a 1977 Pontiac 400 will it have high compression like 10. Fast Company. Small Bore Long Stroke they are Kind of Torque-y. If I remember correctly the heads changed between 64 and 65. SD Performance is the first head porting business to offer ultra precise 5 Axis CNC ported Cast Iron Heads for Pontiacs. Alamo Area Chapter Pontiac-Oakland Club International Calendar: FAQs: Car Show: FAQs: Engine Torque Specs: Block Identification: Cylinder Head Information. And hard to yank much H. Find many great new & used options and get the best deals for Pontiac Trans Am 400 Code X7 Engine GTO LEMANS TEMPEST FIREBIRD FORMULA at the best online prices at eBay! Free shipping for many products!. Heads are a set of ported Wenzlers with stainless valves and silicon guides. The small bore size and a 2. These have been cleaned, surfaced and checked for cracks. More photos of this car can be seen at www. 400 Pontiac Restoration At CVMS, we prefer to build each engine as a "custom" engine, designed for a specific application. 1976 Pontiac 400 motor rebuild was previously in a 70 firebird. Since 1938, Edelbrock has manufactured its core products in the USA for quality & performance. Comes with rocker arms, screw in studs and guide plates. If interested call or text James show contact info. Correct for Gto and firebird with 400 engine and auto transmission. 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. They also feature the highest quality intake and exhaust valves and valve springs. 17 results for pontiac 400 heads Save pontiac 400 heads to get e-mail alerts and updates on your eBay Feed. 060" or larger bore. That would. Came off a 400 cu in engine. This head is available with initial flow numbers around 330 cfm. Components are interchangeable from each displacement, other than 265 & 301, which are only compatible with themselves. No way will 670s run pump gas on a 455 for sure, maybe on a 400 if the slugs are down the hole and you are at a higher altitude in cool air, like Denver. Bid for the chance to own a 1970 Pontiac Firebird Formula 400 at auction with Bring a Trailer, the home of the best vintage and classic cars online. 13 casting is hard to read, but it is there. Pontiac heads - $300 (Hshds) 400 heads redone by wades machine shop less than 15 hundred miles ago. Was not driven much since then. 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. The “E” castings are smaller than the others, but only by a few cubic centimeters. ENGINE HEADS: Identifying the 65 400 heads is equally simple. 6:1) by bolting the smaller combustion chambered cylinder heads from the. Edelbrock is the most respected name in performance. 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. In 2010 it went on to be an AACA Grand National. input needed on 428 small valve heads Engine Tech pencil and paper and using later model pontiac head chamber specs. Tri-Power Setup (Limited) These new complete units include the aluminum intake manifold, air cleaners, center and end carbs hard and soft fuel lines with fittings, clamps and filter , throttle linkage bracket & spring, choke components, thermostat housing, carbs mounting bolts and all necessary gaskets. Inventory prices for the 2008 Grand Prix range from $1,179 to $8,819. They should work just fine, but I'm not sure what kind of increase you can expect. Home of the IA II Pontiac Engine Block. Use a 400 head gasket as a template to mark the heads and Drill the 3 holes on the intake side using a 3/16 drill bit at a 10 degree angle towards the exhaust side of the head. New wiper motor,new blower. honestly, a 380ish HP 500 torque car is a 15-20mpg possibility, smooth enough idle, vacuum brakes, etc. The best way to know chamber size is to measure their volume (CC the heads). The 400 also has the 400 on the side and 00 in the lifter valley, but not until 1971. It has a knocking rod and the engine needs a rebuild. The May 7, 1973 changeover date is Motor Unit Number 709986 assembled on or about May 7, 1973 May 7, 1973 is the head assembly date, NOT the casting date. An In-Depth Look At Some Current Pontiac Cylinder Head Packages On The Market. 060", Ferrari valves, Lunati 73925K2 spring set, no-lead valve seats, bronze valve guides, new valve guide seals, 86cc chambers with opened/polished ports. A friend is purchasing a 1972 Formula 400 car. In this week's Mailbag, we're recommending a parts combo to get 400+ horsepower from a Pontiac 400 engine in a 1968 Firebird. For 400/389's, expect to turn your smaller engine just above 6,200 rpm. DCI 400-455 is DCI's most popular crate engine. pontiac twin turbo 400 build Discussion in ' LS1, LS2, LS6, LT1, SBC Turbo and other GM Specfic Turbo Tech ' started by 70_boosted , Oct 20, 2007. Some of the quickest stock-appearing Pontiacs in the country feature cylinder heads that have been ported by his company in Chilliwack, British Columbia. Correct for a ‘67 GTO or Firebird. Pontiac SBC heads by Jerry » Thu Jun 26, 2008 10:47 pm Just wondering If any knows anything about these heads. #16 Heads Welcome, Guest He said he'd have to call some resources to see what the best plan of action will be as he converts them to screw. Pontiac Head Numbers Compression can be increased or deceased through proper cylinder head selection. Comes with pontiac 400 automatic transmission. Different chamber volumes, some huge for 455 engines and some small for 350 cid. Generally, the rule is that early heads can be used on later blocks but later heads will not fit early blocks. All other modifications will be futile unless the valve events and compression pressure have been carefully dialed in per desired state of tune. View Motor Trend's Pontiac car lineup and research Pontiac prices, specs, fuel economy and photos. Click Here for Edelbrock Aluminum Head Installation Sheet PONTIAC HEAD CHART CASTING NUMBER YEAR FACTORY APPLICATION CHAMBER VOL# CC'S EXHAUST PORT NOTEWORTHY ATTRIBUTES 528511 1958 370 62 D-Port 1. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. I have a 79 Trans Am, and right now it has a Holley on it. Labor costs are estimated between $702 and $887 while parts are priced between $381 and $400. 1968 Pontiac 400 replacement block and used pair 389 heads - $1100 (Grants pass or) <. Depending on the bore of the engine, and the quality of the gasket you expect, and if your putting aluminum heads on a cast block, it would probably be hard to count all the different head gaskets you can get for a Pontiac 400. Technical Information Pontiac Cylinder Head ID Numbers: Year Application Casting Valves CC or CR Notes; 1967: 400 2bbl/4bbl: 061: 2. Pontiac Performance Parts by LARRY WENZLER Pontiac Performance Parts at reasonable prices Just click on any of the items below for more PONTIAC PARTS info. Crower builds performance racing parts from camshafts to crankshafts. Rather than spending money on it, in amounts which may increase now due to rarity value, it is beneficial to get the information, store it on your hard drive and print it off as many times as you need to. 5 DEGREE BRODIX PONTIAC HEADS FOR MARINE APPLICATIONS. The average cost for a Pontiac G6 head gasket replacement is between $1,186 and $1,401. 1968 Pontiac Firebird Cylinder Head Work for 455. I knocked the upper rod bearings out of a 400 on 93 with an octane booster, so I found out first hand what. Date codes are L029 and H069. 300 intake valve and a 1. 66 exhaust valves. The 400-455 is pump gas friendly for the mild daily driver. 1965 pontiac gto with 400 ci,pontiac engine. The 400 block is superior to the 421/428/455 block due to the smaller diameter main journals. Best ET: 7. For 400/389's, expect to turn your smaller engine just above 6,200 rpm. From this point, you will have to add a special kind of coverage and pay extra premiums in order to assure all those parts, and in some cases, your new paint job. Possible delivery to Stafford Springs Swap Meet the weekend of October 19th. Primary,? Emergency Loan Bad Credit 400 Us Dollar If your pet 200 Dollar Loans Pay Back Monthly Payments sheds, you understand all too well how their head of hair could get on and straight into almost anything, and may be quite difficult to eliminate completely from furniture and carpeting. Pontiac head code links: Since I don’t have head code info, here are some great links: Bill Boyle’s Pontiac Street Performance. Correct for a ‘67 GTO or Firebird. Is your current Pontiac engine tired? Have you noticed a power drop and worried about the reliability of your engine. The 400-455 is pump gas friendly for the mild daily driver. Left unrepaired, these leaks potentially cause massive loss of oil. The top dog in the GTO's engine arsenal was the Ram Air IV 400, unlike all the other 400 V8s in Pontiac's engine lineup, it had round port heads. Featuring a precision machined aircraft quality A355-T6 casting the CFE 15 degree head is available with a multitude of application specific CNC porting options engineered to maximize the power output of your combination. or call: 414-764-4586. They have anything and everything that's available for the early Pontiac V-8. Currently, the marque offers a broad range of sporty cars and SUVs. Unfollow pontiac 400 engine to stop getting updates on your eBay Feed. Pontiac Performer RPM Aluminum Cylinder Heads. The best way to obtain a service manual for your Pontiac is to download one directly from this site free of charge. obviously no big block heads will fit. They have 2. Viton-coated outer layers create a superior seal not available with other steel or copper gaskets. Selling a Matching Set of 400 pontiac 5C-8 heads Came off my 400 pontiac they have been gone thru years ago with valves replaced and 3 angle valve job and are in excellent shape no sunk in valves or stripped bolts. Runs and shifts great. With this combination we can make over 550hp with incredible torque for the dream machine muscle car. One other thingnever rely on the purported chamber size of any Pontiac head. 12 bore x 3. Pontiac 400-421-428-455 CU IN Street Hydraulic Roller Lifters. Pontiac Head Numbers Compression can be increased or deceased through proper cylinder head selection. The 1967 closed chamber #670 head is actually the best flowing head Pontiac ever made under. Sorry this page is a little long. Note that the cylinder number 1 is the next driver in front of the engine (the same location on all V-engines) or just the first behind the power steering pump. ENGINE HEADS: Identifying the 65 400 heads is equally simple. 45 + head cc (this is assuming 6cc for valve relief, 9. 00 1976 6x-8 $200. Rebuilt 400 with hi-perf "6X" heads Turbo-hydra automatic Safe-T-Track. I am building a pontiac 400. 060", Ferrari valves, Lunati 73925K2 spring set, no-lead valve seats, bronze valve guides, new valve guide seals, 86cc chambers with opened/polished ports. An In-Depth Look At Some Current Pontiac Cylinder Head Packages On The Market. Pontiac Head Numbers Compression can be increased or deceased through proper cylinder head selection. The best cam I've ever tested in really "low" compression 400's is the Crower 60210, 210/221/112. Thanks for looking! do NOT contact me with unsolicited services or offers. In our last issue, we began our foray into the world of airflow, as. Pontiac Engine Prices and Packaging The following is Eddies Performance Pontiac Engine Packages and Pricing. 77 4 valve relief forged pistons. Pontiac 455 Cylinder Heads. In 1933 and 1934, Pontiac built only eight-cylinder cars, but they used a straight-eight rather than a V-8. We offer a plethora of Pontiac 455 Cylinder Heads for your vehicle 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. The 1967 closed chamber #670 head is actually the best flowing head Pontiac ever made under. replacement block. Performer Pontiac heads are designed for 1962-79 389, 400, 421, 428 and 455 cid V8 Pontiac engines with a 4. Of all the factory iron heads I have played with, I have found the “A” heads to be the best in stock form. 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. All Pro Heads is the Industry Leader in Small Block Chevy Aluminum Cylinder Heads, (as well as the new Generation 3 and Mopar W9RP) , catering to the hard core racer always looking for the perfect design for a specific application. I knocked the upper rod bearings out of a 400 on 93 with an octane booster, so I found out first hand what. It was the same 251-cid 85-hp flat-head V-8 used in Pontiac’s almost-dead parent make, Oakland, during 1930 and 1931. This head is available with initial flow numbers around 260 cfm! This heads comes as cast with a 65cc chamber, 74 and 85cc CNC'd chambers are available. I need some cam grind advice for my motor in the '40 Plymouth gasser, here's what I'm working with'76 Pontiac 400, 6X heads, Weiand 4bbl intake, Holley 4150 600cfm carb, fenderwell headers, stock points ignition, stock fuel pump and compression, stock TH350 trans and converter, 3. A close-up of the '400' emblem used on the trunk lid of the Firebird 400 model. SCAT Rotating Assembly Kits - Pontiac 400-455 - Forged Crank (Series 4340) - (461CI, 488CI) Hover (or touch) to zoom. All lifters are tie bar style and will work in both OEM and aftermarket blocks without machining. Pontiac 400-421-428-455 CU IN Street Hydraulic Roller Lifters. Featuring a precision machined aircraft quality A355-T6 casting the CFE 15 degree head is available with a multitude of application specific CNC porting options engineered to maximize the power output of your combination. 1969 Pontiac GTO A true muscle car, the GTO could be equipped with a 400-cubic-inch V-8 that generates 350 horses including a fully synched, floor-mounted 3-speed with Hurst shifter, dual exhausts, Quadra-jet carb, stiff suspension, buckets or notch-back front bench seat with fold-down armrest. pontiac heads 6x 400 350 455 428. 77 72 valve sizes 72cc chambers new bronze guide liners resurface performance valve job and some mild porting done and ready to assembly they have been converted to screw in studs as pictured have stock springs and retainers great for restoration or performance build works on all 67 and later. 060" or larger. Back to the situation at hand So my friend decided to trade the Chevy 400 we built for a Pontiac 400 with someth'n like 428 HP and 480 TQ. Technical Information Pontiac Cylinder Head ID Numbers: Year Application Casting Valves CC or CR Notes; 1967: 400 2bbl/4bbl: 061: 2. 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. Doug Parks takes over product development from President Mark Reuss He takes on purchasing and supply chain from Steve Kiefer Moves come as GM prepares to make major push into electrification of. Your Pontiac Firebird is a classic and sleek performance vehicle that turns heads wherever you drive. Heads with casting dates starting around mid-March 1973 to mid-April 1973usually will have screw-in studs. All other modifications will be futile unless the valve events and compression pressure have been carefully dialed in per desired state of tune. The turbocharged 301 went into production for the 1980 model year, replacing both the Pontiac 400 and Oldsmobile 403. 73 4x 98cc good for a 400 better for a 455 $175. 96 intake and 1. Collectors are required for each manifold. The heads will bolt to traditional Pontiac blocks as well as aftermarket blocks. Viton-coated outer layers create a superior seal not available with other steel or copper gaskets. All engines can be custom painted to match your vehicle at your request. 13 casting is hard to read, but it is there. Some of our popular engine combinations like our 350,400,455 and world renowned strokers like the 461 are best used for street/strip hot rods. But not as much as you would think they would be. Hi heat alloy aluminum. Some guys. Order the part with stock number in hand. Collectors are required for each manifold. Car is gone and selling off any remaining Pontiac parts I find. A 428 was cast on the side of the block and in the lifter valley was a 28. It has since been upgraded by ARC Race Cars in New Oxford PA with a chrome moly roll cage, chrome Strange Strut Front end, double frame rail and 9″ rear, NHRA certified to 7. Fits 61-63 B-body Miniature starter or upside down starter is required. Performance engine rebuild kits are your best performance value! All pistons are Power Forged - Speed Pro/TRW Timing set is double roller. While the Trans Am was loaded with visuals like a shaker hood, fender mounted air extractors, wild front air spoiler,. *Pontiac 400 Compression area=25. Victor high rise intake $600 New Quickfuel 750 Carburetor $400 400 turbo transmission just rebui More Info ›. Click Here for Edelbrock Aluminum Head Installation Sheet PONTIAC HEAD CHART CASTING NUMBER YEAR FACTORY APPLICATION CHAMBER VOL# CC'S EXHAUST PORT NOTEWORTHY ATTRIBUTES 528511 1958 370 62 D-Port 1. 7K3 cylinder heads. Pontiac engine. Pontiac stuff is out there, but a nice set of Edelbrock or other aluminum heads would make a huge difference. ? I was just wondering if anybody has a very rough figure as to how much it would cost to have my pontiac 400 rebuilt. As a ballpark the Pontiac is the cheapest of the three due to sheer volume and parts interchangablity. I am building a pontiac 400. 5 to 1 According to my best knowledge the '67 Tempest LeMans was. Can a Pontiac 400 with 6X heads setup properly make around 400 HP with good torque for street use with the right compression, good hydraulic flat tappet cam, RPM type intake and 750/800 cfm carb, full length headers and a 2 1/2" full length dual exhaust system?. Pontiac 400 New Build. Pontiac - 287, 301, 316, 341, 350, 370, 389, 400, 421 & 455 Performance level 4 - Compu-Pro - High revving, superior upper bottom profile with emphasis on mid to top end power. Home of the IA II Pontiac Engine Block. 400 stroker assembly. Pontiac Head ID. Check out this 305 small block engine build with Trick Flow Specialties heads, a Comp Cams Xtreme Marine camshaft and ProComp aluminum rocker rollers - Super Chevy Magazine Best of the Best. 5 to 1 According to my best knowledge the '67 Tempest LeMans was. Pontiac 400 c. Pit Stop USA has everything you need to build a winning race car or street machine and get you to the finish line first. 305 heads of course, 350 heads will fit for sure and possibly 400. 0 Liter LS7 engine - 427 cu in. These heads use the stock Pontiac D-Port exhaust port exits for use with standard D-port aftermarket exhaust systems. The original set up in 1967 concentrated on improving how the engine would breathe. To purchase one of the items, select your manufacturer and model, then add the product to the cart. This head is available with initial flow numbers around 330 cfm. My 1979 10th Anniversary is a 400 4 speed, one of 1,817 made. Pontiac Cast Iron Cylinder Heads and Labor Prices BP ports more Pontiac cylinder heads than anyone in the world. Plenty of resources out there for self porting them as well. Most aftermarket aluminum castings flow anywhere between 260 and 330 cfm. Pontiac 455 Cylinder Heads. Page 1 of 2 1 2 Next >. This is a stock replacement 400 small block. It was the same 251-cid 85-hp flat-head V-8 used in Pontiac’s almost-dead parent make, Oakland, during 1930 and 1931. Selling a set of Pontiac Firebird cylinder heads. Fits 61-63 B-body Miniature starter or upside down starter is required. It came with the 4x heads, and not a very good compression ratio. OPTIONAL CERAMIC COATING:. ** Use sheet stainless steel block off plate. #16 Heads Welcome, Guest He said he'd have to call some resources to see what the best plan of action will be as he converts them to screw. I'll try to post. These are used 400/265 hp open chamber They are matching date code of E279 with casting number 45. Although we have no reason to believe there may be any problems these heads were on my 76 trans am w/ stock 400 motor and made one helluva difference in hp/tq. They are designed for 1962-79 389, 400, 421, 428 and 455 c.