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455 heads



TA Performance and our products are not endorsed, sponsored by, or in any way affiliated with General Motors Corporation and/or the subject vehicle marketing division. 77. 650 pushrods, stock ones will not work. By now you've heard of KRE's new aluminum D-port heads that are made with the original factory D-port. 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. This GS 455 is completely the opposite. 1975-76 heads are 76cc, open chamber. i. Pontiac 455 Heads. larger image Photo courtesy of Rob Conrads. 00. Many heads have been milled and the chamber size altered. 5 L) for its . $2,390. When examining any Pontiac head today it requires an open mind. The 455 engines are built with stock block, crank, rods, and 6X head castings. Skip to content CSI Automotive Sales, Service & Parts Find Pontiac 455 Heads on sale here with the largest choice of Pontiac 455 Heads anywhere online. 00 includes stainless intake bolts Buick Big Block casting numbers for the 400, 430, 455 We are pleased to introduce to you, our aluminum D-port Pontiac head. Sold each. Carb: UN-O-S-T : 1973 Trick Flow® 455 HP GenX® Top-End Engine Kits for GM LS Truck TFS-K305-455-425. my choice for factory is the c heads. Quadrajet 7043263 4 Speed 1973 1974 Pontiac Grand Am Gto Lemans 400 Carburetor. 11. engine, which was introduced in 1968 and featured in the Hurst Olds, Toronado and full-size models, became the standard 4-4-2 powerplant, rated at 365 hp. Cleaned, magnafluxed & ready to ship. 00 crankshaft scraper (installed) 45. D-Port heads are the most popular Pontiac heads. Plus, another budget-friendly tech tip. 96 1. #9 is extreme right past #3 and #10 is below #9. hello everyone i have a complete set of 455 ka hardin marine heads. Oak Creek, Wi. 400) was even further reduced. 66" exhaust valve. HelloCustomerIn 1970 the 442 would have been factory with either e code heads or f code w-30 heads. -ft. Olds Rocket Parts. KBR- kenny betts racing complete line of engine parts for the 350 and 455 Buick. A blue 455 is generally considered a more desirable motor to build. DMR-401384 New stock O. . Much better than the smokin 7. Apr 21, 2013 · This is a video response to ralliart10006 regarding head gaskets for the 455. 00 oil pan baffle (includes installation) 48. This is our first aluminum Pontiac head casting that we have brought to the marketplace. Some good porting and a performance cam can get you 450+ hp. Aug. While not as cheap as a SBC, you can build a very strong 455 for less $$ or equal to a BBC. No cracks will fit 400 - 455 ci engines. Cylinder heads are inspected and magnafluxed by our local machine shop to make sure that they have no issues. 11/1. Opting for the W-30 “W-Machine Package,” however, would provide significant additional benefits. Under the valve covers, the vertically mounted valves . junk them. head, while “13” is a 1970 330-horse (Firebird) or 350-horse (GTO) 400 head. ** Use sheet stainless steel block off plate. Toro's and 442's got big. Replace those worn out and noisy rockers with new GM ones. Any other pre-72 [head up thru G, but not Ga castings] 400, 425 or 455. Search Car Torque Specifications by Engine or Model Hello, Frank & Bob (AllPontiac), Just wanted to send you my personal thanks for your help and assistance, for my 505 IA (2) and the Tiger heads, which once put together became an awesome combination and more than I expected. There are also a lot more cam choices for a 455 as they have the 39* lifter angle vs. Discover Pontiac 455 Heads on sale right here with the biggest variety of Pontiac 455 Heads anywhere online. 300 7. The casting number on the head is 403686 for Oct 14, 2010 · Re: Aluminum Heads for Olds 455. Aug 06, 2003 · The engine is a 455 with a mild cam, troker intake and performer carb, headers, hei and I am guessing at 10:1. 00) than the other big block cars of that period. 070 intake. 000. Attachments: The rat is the superior motor, however from a purist standpoint, the 455 (or any other brand correct motor) is proper per application. The team has shared all the finest moments in the numerous accolades for its people, its products, and its approach. Sep 13, 2011 · 1970 455 =360-370hp@4600, 500lbft@2900 (hp depending on chassis engine was installed in, GTO got the lower hp rating) (only year of high compression 455, standard D port cylinder heads) Three Buick 455 Heads for Quick Sale (Erie, Pa. The 400 also has the 400 on the side and 00 in the lifter valley, but not until 1971. MACHINE 2710 E. 6 Special Notes: * These Heavy Duty, Pedestal Mount, roller rockers are designed to replace the factory style rocker system, without machine work * This rocker system features Cage guided Sep 13, 2011 · The 455 cylinder heads will have larger combustion chambers than the same year 400 heads to achieve comperable compression ratios on the larger engine. steel rocker arms. 's are approximate due to production variances. Keep in mind the aluminum manifolds are $600 to $700. 18 Jun 2009 In part two of our Epic Buick Dyno Thrash series we follow up our Buick 455 engine build by testing cylinder heads from Edelbrock and TA  Shop 455 Oldsmobile V8 Cylinder Heads and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. Their 77cc combustion chambers almost match the 79-80cc chambers in the non-W-30 production big-block 400, 425, and 455 heads (the extremely scarce ’68-’69 W-30 heads had 72 cc’s), so a swap Buick 401 and 455 Head Porting Chart. All chamber sizes should not be assumed but cc'd to confirm the chamber size. shaped exhaust ports. Perfomance Buick parts, 455 Buick, V-6 Buick, 350 Buick, 400 Buick, 430 Buick 455 Buick, V8-455 4 Bar. All Hurst/ This page will help you identify the year and size of your Pontiac engine. -lbs. HEADS 50 EDE-6051-9 Out of the box (EDE-6051) Edelbrock heads flow in the 240 cfm range on the center two intake runners and in the 250 cfm range on the outside two intake runners or equivalent to a stock “C” head. DCI Pontiac 400 Stroked to 455 Crate Engine. ) '71 and later heads were not so good, Hello, Frank & Bob (AllPontiac), Just wanted to send you my personal thanks for your help and assistance, for my 505 IA (2) and the Tiger heads, which once put together became an awesome combination and more than I expected. dont go nuts with a high rpm cam. For its time, only the Cadillac 500 was more of a torque monster. Buick GS's were typically high option cars with Vinyl tops and AC. 1970 Buick GS455 Stage 2- The jewel in the crown, and the most important Reynolds Buick racer of all time. i pulled them for a set of pourted ka heads i am asking around 400. That would be blasphemy unless the vehicle was being hotrodded. [GMCnet] Oldsmobile 455 heads G vs J. Olds 455 Dyno Results After launching their classic Olds 455 engine build at the homebase of "Dr. #2 is directly below #1. Asking $175. An Olds 455 in a marine application. The G and J heads have a 2. They were used in the same years that 6X-8 heads were used, but the -4's were used on 350 engines and W72 400's. $500. But in 1970 in the 442 and the olds toronado the was 80cc the same as the f code w-30 head. The Oldsmobile 350 is an entirely different engine then the famous Chevy 350. 88/1. Above the 2 digit code will be the motor unit number, which is either 6 or 7 digits. Use the 68-70 heads, (cast with a big B or C in the top. This number was usually the casting number, or a portion thereof. the whole setup. 66 or 2. These have been kept in temperature controlled storage in garbage bags sprayed with WD40 to keep rust at bay. Displacements vary from 215 cu in (3. We carry many head models, including the Buick 350, Buick 455, and more. O. 000 intake and a 1. They were listed in 1970 as a valid part number after Nov. Buick Big Block Casting Numbers, 400, 430, 455 1967-70 heads are 69cc, closed chamber. These engines make are excellent for both street & strip, they can be driven everyday and raced on the weekend. 455 Oldsmobile  Edelbrock Performer RPM heads produce outstanding horsepower with excellent low speed torque and throttle response. Carb: TU-N: V8-455 4 Bar. #5 is to the left of #1 and #6 is below #5. 66 May 7, GM 7. They are usually stamped on the machined pads by the valve covers. Stud Boss Type refers to casting design around rocker arm studs. Regular 455 head, Stage 1 and Stage2 heads. other special casting information Generation 2: The big-block engines initially used a forged crankshaft with a stroke of 3. 035 over original block, original # 64 heads ported to 253 cfm on the intake, stock iron intake, stock crank, original 4 bolt main caps,7040267 Qjet by Cliff A 455 with stock heads and 068 type cam will give you 370-400 hp. Stage 2 ported heads (428-455 cubic inch motors) At 245 cfm (at 28"), our Stage 2 "D"-port heads' intakes flow comparably to factory Ram Air IV heads, while our exhaust ports are lightly cleaned-up. They usually used 9 digits. Unfollow 455 oldsmobile heads to stop getting updates on your eBay Feed. 1971-72 Pontiac 455 YA Code Block $1400. 2. I wish to point out that Pontiac manufactured heads with push-in studs and screw-in studs using guide plates. All blocks 1968 and after use the 39&#degree; cam bank angle. MANY SHADY GUYS WILL BUY AN "E" HEAD, THEN GRIND OFF THE LOWER LEG OF THE LETTER "E' TO MAKE Feb 22, 2015 · While the number-96 R/A II casting contains an intake port that’s nearly identical to the number-670 D-port, and subsequently flows around 210 cfm, the intake port volume of the R/A IV, 455 H. Identical in benefits and drawbacks to the 1967 Toro engine [#3 above] except that the 1967's C heads are said to flow best. Automobile Parts and Service Toggle navigation Community Chevy Automotive Sales Inc. This is an interesting flow comparison for various Buick head, valve and porting combinations. The intake manifold cast is B1236403 which puts that at 71. Bored . Dart Machinery Joins as Title Sponsor of LightsOut 10 and 11 Warren, Michigan: Dart Machinery, the undisputed leader in high performance engine blocks and cylinder heads, has joined forces with Duck… May 27, 2012 · Thread starter #1. No porting or polishing, a very low mile original set that has been rebuilt. $165 plus ride harland sharp roller rocker oldsmobile 350-455 HARLAND SHARP PEDISTAL MOUNT ROLLER ROCKER OLDS 350-455 1. 500-lift cam were over. And what a monster it was -- 360 horsepower and a stump-pulling 510 lbs. The Ka has a 79cc combustion chamber which is the same as the J while the G has a 80cc chamber. Jun 18, 2009 · It's Part Two Of Our Epic Buick Dyno Thrash. B4B Intake Next, we compared the Edelbrock and TA heads using the TA-413 cam and the B4B dual-plane intake. Re: 455 heads on a 400 block These will increase your compression to around 9. The heads will bolt to ALL traditional Pontiac  Pontiac GTO Trans Am Firebird Engines, Blocks, Heads Cranks & Intakes. Skip to content CSI Automotive Sales, Service & Parts Designed for high-performance non-emission 1965-76 Oldsmobile 400, 425 and 455 cubic-inch engines with Torker 455 manifold #350-2730. The exhaust throat in the '72 HO head was re-engineered to produce even more velocity off the seat, and the high-lift capacity (over . Sharon Dr. The blocks are physically the same size, but WE MAKE SERIOUS PONTIAC HORSEPOWER AND WE KNOW MORE ABOUT BUILDING STOCK PONTIAC ENGINES THAN ANYONE. DMR-7956 New aluminum rocker bridges for better alignment of the rockers and to restore lost lift and duration. CSI Automotive Sales, Service & Parts. 96 intake valve and a 1. It is not related to the VIN number. '70 and up rocker assemblies can be used on 400, 430 and pre '70 350 heads as long as the engine is using the 455 and '70 or later oiling procedure. the 6X heads have a strange small hole just above the exhaust crossover as you see above. IN ALL THE 442`S AND CUTLASSES I HAVE OWNED THAT WERE 1970 MODELS, NONE HAD THE E HEADS, THEY HAD "C" CASTINGS. Oldsmobile 307 was produced from 1980-1990 and the 350 was produced from 1968 thru 1980. 25 in (107. The e cade heads was a 77 cc chamber head. 5L-455ci-V8 Engine Torque Specs. The early 1970s 455-powered Grand Sports are incredibly potent cars, Repower a Chevy SS 454 With Heads, Cam & EFI Part 2 Convert A Ford F-150 To Propane Fuel Part 1 Convert A Ford F-150 To Propane Fuel Part 2 Convert A Ford F-150 To Propane Fuel Part 3 Convert A Ford F-150 To Propane Fuel Part 4 Measure For Custom Push-Rods Choose The Right Timing Set Build A 600HP A 1970 442 w-30 0lds,it has a 455 with E code heads. Here is a great pump gas combo for street use.   "-1" after the casting number on all B heads after April 21, 1966. 6 55-60 INT MAN 538177 61-62 389 62 D-Port 1. , The Heads that were on the 455 when I got it were these 6H's. 1972 May 7, 1973 350 46 none 96 0. Dec 07, 2019 · 1970 455 out of a 1970 GTO. Be aware that most heads made before 1968 use a pushrod hole that corresponds to a 45&#degree; cam bank angle. Run of the mill engines such as a 2V carb would likely have low compression, small valves, no windage trays, etc. What this means is the pushrods will rub the sides of the holes if the heads are used on a block with a 39&#degree; cam bank angle. These are CNC ported versions of Edelbrock's 60049 cylinder heads for 455 Buick Using customer supplied heads. the 45* lifter angle on the 65 400. They can be purchased set up for flat tappet cams or hydraulic roller cams and include rocker studs plus guide plates or they can be purchased bare. (Oil Pan) The heads have been drilled at the oil drain ports to hasten the flow of oil back to the oil pan. Nov 21, 2000 · The (67-69) 430 heads and 455 heads from 1970 were the "high compression" heads, later years increased combustion chamber size for deacreased compression. 030 Cryo'd factory rods ARP main studs, rod bolts, head bolts PRW girdle SRP flat top pistons 10. Nov 30, 2019 · The part that puzzles me is the 46 head had a 1. Summary of Olds 425/455 Engines. 1, of 1970. Over 6,000 Automotive Torque Specs. Butler Performance And COMP Cams® Collaborate To Produce World Record Results. I've seen these go through the rear (Red Space) YEAR H/O ENG HEAD 1968-1969 455 C 394548 D 400370 1972 455 Ga 409100 1973-1975 455 J 411783 1974-1975 350 8 411929 1979 350 3A 544 716 1983-1984 307 5A 3317 The factory also added the VIN (vehicle identification number) or part of it, to some components. Unfollow buick 455 heads to stop getting updates on your eBay Feed. Rumored to flow  The Biggest power gains for your 400-430-455 engine are with TA's aluminum cylinder heads, without question! We offer multiple cylinder heads to fit every  Edelbrock Performer RPM Cylinder Heads for Oldsmobile V8 Oldsmobile Performer RPM Cylinder Head; 1965-1976 400-455ci; Port Volume: 188cc/106cc   22 Feb 2015 When comparing cylinder heads where intake port length is nearly identical, port A larger engine such as the 455 simply moves more air per  The Buick V8 is a family of V8 engines produced by the Buick division of General Motors between 1953 and 1981. #7 is left of #5 and #8 below #7. The 7M5 heads on my Lemans run 2. I own or owned most of the heads involved and have the flow sheets. They are assembled complete except for manifolds, distributor, valve covers, and water pump. This engine was placed in a wide variety of Oldsmobile's vehicles for a period of nine years. The guides are then honed and we continue with our competition, multi angle valve job. Floorpans, rocker panels, door sills, fenders and quarter panels are all readily available from several suppliers and Buick parts specialists alike. The results were similar to what we saw with the single-plane, with the TA heads outrunning the Edelbrocks at points above 4,500 rpm. My dad recently acquired a 455 but he's having some trouble identifying the heads. Carb: TS-B-T-L: V8-455 4 Bar. 805-975-8601 The Engine codes will be found on the front of passengers side of the block, below the head. 9 compression Total seal rings Clevite bearings Out of the box assembled Edelbrock heads Edelbrock performer intake - port matched to heads Holley 770 vac secondary Lennie "Pop" Kennedy at the wheel of the 1970 Reynolds Buick GS 455 Stage 2, Pomona Dragway. We specialize in making and putting together certain combinations of engines and engine parts that get the utmost power for every dollar spent. So machine work is required to move it out to a 2. The modifications make Stage 2 heads a great choice for a serious street car or Pure Stock-type competition use. In 1970, Buick replaced the 400 and 430 wholesale with a 455 cubic-inch V8 that could be optioned with more than 510 pound-feet of torque from the factory. Designed for 1965-79 389-455 c. Nov 14, 2010 · As far as used speed parts, Olds has the advantage over Caddy, Buick, & Pontiac due to the heavy marine jetboat use in the '70's. Pontiac 455 - $1,600. This assumption is far from the truth, however. 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. cars…. by George Nenadovich Pics of bare aluminum Edelbrock heads, part#60039, assembled versions are #60049 Edelbrock states your compression will increase to 9. The 4x heads are the first atempt for pontiac at the EGR head. Note the clear tubing connecting the rear of the heads and disappearing to the bottom of the engine. This is the style we sell. 455 Yes Displacement Marked on Side of Block, Between Freeze Plugs or in Front of Motor Mounts; Also, Lifter Valley Rib Marked (i. 5L/455 Cylinder Heads. Either way I think a stock 068 cam in a stick shift 455 is too small. The 455 HO designation made its debut in 1970; Rated at 360 or 370 hp (268 or 276 kW) (depending on which vehicle it was installed into) & 500 lb⋅ft (678 N⋅m) of torque, it differed from the regular full sized car 455 by large valve heads with smaller combustion chambers, and a larger camshaft. Many have found cracks in the exhaust seats so have them checked very close. 1968 Buick 430 w/455 heads This was a purchase from a local craigslist posting. We have the 400, 430 style arms and the 'bathtub" style '70 arms available. From that special stroker engine to that turn-key drop-in ready crate engine, we strive to build custom engines at an affordable price. Small Garage Products and Services Some of the best engineered products were made right in our own back yards. Pontiac 350 . Approximately 77 cc combustion chambers. valves, springs, rockers, retainers. here is a small scan from the Jim Hand book of what he did. All original virgin, no sunken valves or cracks. All the Olds 455 blocks are much the same, although the 71-76 engines were thought to have slightly lighter and weaker castings. 455 stamping on drivers side front of engine, click picture for larger image Photo courtesy of Rob Conrads. i had them magnaflex to check for any cracks and they are in perfect running order fresh rebuild with only about 15min. Pontiac 400-455 w/ Edelbrock D-Port Head Stud Kit. $2,500. The 6X-4 heads aren't any older heads than 6X-8 heads, if that's what you mean. 11" intake and 1. 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. Another plus: An aluminum head 455 weighs the same as an iron head SBC, & the spark plugs are way easier to get to. I have the old ones from the 76 block free if you want to pay shipping! head c. com Message Board. thats all i do. These are Fel-Pro head gaskets. Pontiac 350 389 400 421 428 455 Cylinder Heads 64. Oldsmobile 1970 442 W30 455 * F * cylinder heads for Sale. So some gasket matching/port/polishing and a triple angle valvel job is all I did to mine. Jul 24, 2014 · Assuming your 455 has the original 6S or 6H heads, they quite good - they have with 2. Torque, Chevy, 5. 77, so why pay for the machining if you don't have to. Street, strip, competition and classic car. or 101 cc chambers, which should be great for a 455 and hopefully get it in the 9 CR range. At this juncture, the engineers were certain that the days of the . 12” intake, 1. Cylinder Head External Oil Drain Modification. The 2801 works well in the 400 at 9 to 1 compression with just a slight rough idle. After launching their classic Olds 455 engine build at the homebase of "Dr. 6 CR that the 124 cc 6H gave the big motor in 1976. 2 results for buick 455 heads Save buick 455 heads to get e-mail alerts and updates on your eBay Feed. 1970 Reynolds Buick GS 455 Stage 2 at the dealership, spring 1970. Came from my running engine. 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. Some were before and after porting #s of the same head. The heads received bigger valves; 2. It was ordered to be a High Performance Street racer. 975" for the 1965-1967 425 and 400 CI versions; starting in 1968, both the 400 in³ and the 455 in³ big blocks used a stroke of 4. 10 includes new T/A head bolts new T/A 6 quart oil pan 165. you probaby have j heads on the 74. Carb: TW-V-A: V8-455 4 Bar. 625 exhaust, except the marine G had a 2. Start with the middle pair and tighten the bolt under the valve cover first. 5:1, requiring premium fuel to feed the monster. Bought the car from an estate, so I don't really know what is in the motor. Leading High Performance Oldsmobile Parts Distributor . 070 intake but the 74, 75 has the same as the J and G heads, 2. However the 1973 and 1976 Ka had a 2. , and Super Duty 455 was increased at least 170 cc, and even more depending upon the application. 190-4005 Ram Air 5 hex Edelbrock Performance Cylinder heads are manufactured of A356 aluminum and made in the USA for AMC, Buick, Chevy, Chrysler, Ford, Oldsmobile, & Pontiac engines. pushrod tubes are designed to accommodate 1. M. When is comes to tradional Pontiac V8 engines, we manufacture the most performance parts around. Description: Pontiac 1967-79 400-455 72cc Edelbrock Round Port Heads, Ported to 315+CFM, Complete w/ Ferrea Stainless Steel Valves, Performance Valve Springs (Matched to Application), Chromoly Locks, Retainers,More Details » Apr 30, 2017 · Buick V8 For 4/30: The 430/400/455, Nailhead, And More. If that's a heads up race engine or your standard street rebuild, we take it to the max. Olds", Joe Mondello - Joe and Mike finish their buildup and test results on the engine dyno. 125-4201 Buick V6 Stage ll Head Bolt Kit. Engines 1964 - 1990. The block is a 70 455 4 bolt. The ID code is 4C. Buick 455 Stage 1 Stage 2. 455 block +. c. Feb 24, 2006 · We've ran countless bottles through a 2-bolt 455 with ARP head studs and Fel-Pro head gaskets, spraying 375 h. In 1970 the 350 and 455 had their size cast in the side and a 50 or 55 in the lifter valley. The Olds is a great way to produce lots of big block power and torque for modest money. In 1975 General Motors painted all engines corperate blue. If we are porting the heads we can set them up for a mechanical roller cam. Skip to content . Latest: 455 has begun to bog with any throttle TheCynic, Dec 30, 2019 at 4:26 PM The 1972 455 HO head was altered even more significantly in the exhaust port. 6 Jan 2019 This heads comes as cast with a 65cc chamber, 74 and 85cc CNC'd chambers are available. Their thinking was - if someone didn't want to buy new headers to use with the Edlebrock heads, which require DMR-5071-455 Same as DMR-5071-350 except fits 400-425-455 Oldsmobile engines. 97 each (Dealer Price) and at that time the part number changed to 1235841 (of course the casting number remained the same). Recommended   Items 1 - 10 of 28 Allied Motor Parts has a great selection of Buick cylinder heads. They are painted Pontiac metallic blue unless you request otherwise. There is a small boxlike apparatus on the passenger side of the carb which has a rod sticking up to the choke mechanism; this is a thermal spring that actuates the choke when cold and slowly lets it off as the engine warms. 66 exhaust. The one upgrade I would make which ever way you chose is to go with forged rods. We offer replacement Iron Cylinder Heads for 350, 400-430 & 455 engines. This is a matching set of original F heads. In 1973 Pontiac started stamping extra numbers (1/4" tall) on their heads. Here is a shot of the area to be covered on the head. port the egr bump on the exhaust side for a bit more flow . Flow numbers provided by Mike at TA Performance. There are so many other Pontiac cylinder heads out that that are already 2. (Generally referred to as stamped steel. They were first listed with a price in April of 1971, for a total of $51. Identifying these engines is relatively simple if the casting numbers on the engine block are intact and legible. These are ready to go. Locate Oldsmobile 350 Heads on sale right here with the biggest variety of Oldsmobile 350 Heads anywhere online. Refine your results by selecting a recently searched vehicle or search by year, make & model. The 455 was built from 1968 through 1976, produced from 210hp to 400hp, and were installed in just about every car Olds built in that period at one time or another, including the Cutlass/442, Delta 88's, 98's and Toronados (not the Omega, though). They are not guaranteed, but we will take them back within 14 calendar days of the delivery date if there is a problem or they are no longer desired. use the famous olds torque god gave them. The Olds 455 was a 1968 introduction, developed from the Olds 425 introduced in 1965, which was a tall-deck version of the 330 engine design introduced the previous year, both of which replaced the 394ci V-8, which was a development of the design introduced as the 1949 303ci "Rocket" V-8. Based on production block and heads, this combination provides plenty of power with quality bottom end components to allow for endless upgrades. I use a special multi-layer steel head gasket manufactured by Cometic for all aluminum head installations as these are the best sealing head gasket I have found for this type of application. First, each head is cleaned and magnafluxed to check for cracks. 755” exhaust, and the ports were worked to increase flow. Matched for more muscle, the components in these Top-End kits can add 50-75 hp to your LS-powered truck. '00'=400, '28'=428, '50'=350, or '55'=455) exhaust crossover ports on the cylinder heads. d. 1975-76 heads are  30 Apr 2017 The engine took its name from the small valve covers mounted on top of the heads. Its 455-cu. 88 The 455 was built from 1968 through 1976, produced from 210hp to 400hp, and were installed in just about every car Olds built in that period at one time or another, including the Cutlass/442, Delta 88's, 98's and Toronados (not the Omega, though). They are better than 72+ heads but require specific pushods or a full rocker conversion to use on the non deck oiling 70-76 455's. Over 1 Million parts from more than 1000 trusted brands, more parts added all the time. They recommend 9. “7F6” is the code for a 1972 455 H. All Prices are Subject to Change Without Notice Parts or Engines we sell may not be Legal for Sale or Use in California and/or on any Pollution Controlled Vehicle Small valve C heads from a ‘69 455. 1971-74 heads are 71cc, closed chamber. All flow #s were at or converted to flow @ 10" of water. The first version replaced the Buick straight- eight. Buick 401 and 455 Head Porting Chart. E. 455 Stage 1 Replacement Cylinder Heads. 65 rockers without grinding on the heads; ports have a thick roof, wall, and gasket material areas for performance port work; Heads can be used on your 1965 - 1979 Pontiac motor. Your heads are disassembled, fully CNC ported including the chambers, given a competition Valve Job, decked, fully cleaned and reassembled using the dual springs, 10* locks and retainers, ID locators and viton valve stem seals. on an engine already producing 600+ horsepower, and never had a head gasket issue, or any other parts breakage issues for that matter. 1970 442 W30 *F* heads. Then new guides and hardened steel exhaust seats** are installed. $2,550. T/A Stage 1 SE heads 716. Identifying Oldsmobile 330-455 CID Rocket Cylinder Heads. These are ready to run. $2,540. On my '72 Leman's 455, I run a 7K3 set of heads (off a 400). com The GS 455 and GS 455 Stage 1 benefit from the popularity of the 1968-’72 production run of the GM A-body in that, especially for 1970 models, much of the car has been reproduced for restorers. It dies not seem to be a coolant passage, nor an oil galley. for working well on an engine like mine. of torque. 3L, Kit Check Application Discover Pontiac 455 Heads on sale right here with the biggest variety of Pontiac 455 Heads anywhere online. Speedmaster has become a leader in its field, built on a long term consistency of being a specialist in aftermarket automotive components. Pontiac 350 389 400 421 428 455 Cylinder Heads 16 1968 Model Year. break in time. 77: 87: D port: 1970: Edelbrock Performance Cylinder heads are manufactured of A356 aluminum and made in the USA for AMC, Buick, Chevy, Chrysler, Ford, Oldsmobile, & Pontiac engines. Buick Big Block casting numbers for the 400, 430, 455 V8Buick. On your heads you should have 5 pairs of head bolts. PONTIAC 7. They were put in over 95 percent of Pontiac V-8s from 1959-1979, with the most popular of these manufactured for model years 1967-1976. Complete rebuilt/remanufactured set of Pontiac 400 - 455 4X cylinder heads with screw in studs, guide plates, locks, keepers and retainers. The use of "Buick" or any other General Motors Corporation related terms is for product identification and application reference purposes only. Combustion chamber depth measured from quench side. The area above the two center exhaust ports was a popular location for the casting numbers. Olds", Joe Mondello - Joe and Mike finish Building a Coyote heads up race car. 9 mm), with crankshaft material changed to cast iron except in a few rare cases. Jan 02, 2010 · Pontiac – Cylinder Head Identification. The typical consensus is that salesmen established out to deplete pocketbooks and provide unfavorable costs to their customers. The block cast is 1241735 which puts it between 72 and 75. Heads create power, so it's important to know the best ones for your Pontiac. #3 is to the right of #1. The 400-455 is pump gas friendly for the mild daily driver. Assembled with stainless valves, guide plates and valve springs. And the Ka DOES HAVE hardened seats. This Time, The 455 Head Check. 11 results for 455 oldsmobile heads Save 455 oldsmobile heads to get e-mail alerts and updates on your eBay Feed. 8 on a stock 400 Pontiac engine giving you more HP but not at the expense of detonation with the higher compression ratios. KRE D Port Head top Displacements from 350 - 455 cid. The right exhaust manifold number is 1382648 which indicates that it's from a 1968 400/430. New Edelbrock Performer 455 Buick Heads. Buick 455 hex Head Stud Kit. A 428 was cast on the side of the block and in the lifter valley was a 28. The 455 is a member of Oldsmobile's V-8 engine class. Too much time has passed. Oldsmobile built its 455 engine from 1968 until 1976. 00 Edlebrock Performer or B4B intake 312. 5:1 when installing these heads. 190-4306 Ram Air 5 hex Head Stud Kit. Thanks for the help. in. Repower a Chevy SS 454 With Heads, Cam & EFI Part 2 Convert A Ford F-150 To Propane Fuel Part 1 Convert A Ford F-150 To Propane Fuel Part 2 Convert A Ford F-150 To Propane Fuel Part 3 Convert A Ford F-150 To Propane Fuel Part 4 Measure For Custom Push-Rods Choose The Right Timing Set Build A 600HP Numbers. Stage Port work on factory Oldsmobile Cast Iron Heads J&S Machine is dedicated to transforming Stock OLDS Heads to a FORCE to be reckoned with. 455 stamping in lifter galley, click picture for. THE MOST DESIRABLE HEAD IS THE 455"F" LETTER HEAD. I for one, would never tear out a 455 or 400 from a Pontiac and throw a Chevy, Buick or Olds motor in it. 6:1 Press-in Joined 1. Featuring a Pontiac 400 cubic inch block stroked to 455 cubic inches, this authentic Pontiac stroker is perfect for street and strip use. T. 077 vs. This head features an improved 77cc combustion chamber design that increases the quench area for a more efficient burn. Pontiac Gto Firebird 389 400 421 428 455 Cylinder Heads 66 Date H27 0 H20 0. 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. Rare Muscle Car, only 510 Buick GS 455 4 speed cars built in 1970. 455 valves. C, e ,d, f (way $$$$$ and not worth it. 88 HEADS 50 EDE-6051-9 Out of the box (EDE-6051) Edelbrock heads flow in the 240 cfm range on the center two intake runners and in the 250 cfm range on the outside two intake runners or equivalent to a stock “C” head. These kits also include shaft mount roller rockers, bolts, and gaskets. In 1970 this trend continued on the G. 1970 Big Block Buick GS 455 4 speed Zenith year for Buick GS Styling, Horsepower and 510 Foot pounds of torque. 223-3700 Buick Stage I Head Bolt Kit 455 Oldsmobile Crate Engine 475 HP With Aluminum Heads. What. Both heads are dated 295, the 295th day of 1969My project changed direction, so I' selling all my w30 parts. Re: Buick 430 heads--Any Good? Not really worth a whole lot, those are standard deck oiling Buick Big Block heads. 2 from 8. Also a Single Buick 455 Head 12311109 Cleaned and Painted, Valves and Seats are Ground, Valve Guides were Checked jSBC LS-3 SBC Brodix modified Top Manifold: Ford PI Heads BB Buick 455 Cast Iron Heads: lFord 3 Valve Heads Big Block Chrysler 906 Cast Heads Buick V-6 GN Cast Iron Heads In 1968 the legendary 455-cid V-8 producing 365 horsepower came to life and is sought after today by Oldsmobile enthusiasts. The 1972 455 HO head was altered even more significantly in the exhaust port. Do you want your Stock heads to out Top: Used on '71 up 455 and 350. Displacements from 350 - 455 cid Dart Machinery Joins as Title Sponsor of LightsOut 10 and 11 Warren, Michigan: Dart Machinery, the undisputed leader in high performance engine blocks and cylinder heads, has joined forces with Duck… Trick Flow® 455 HP GenX® Top-End Engine Kits for GM LS Truck TFS-K305-455-425 Head Combo, GenX® Top-End, 455 hp/426 ft. 90 Xlvb455n Gould, Ite, Siemens 600v 400a Xj-l Xlvb Bus Plug Fusible R, H, K Fuses. p. You can return any new or unused item within 90 days of the date your item was shipped and we will refund the full purchase price. 00 Pontiac 455 4 Bolt Main Block And Crank Will Ship Buy Now. and it is strangely speedmaster79. 53154 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. Apr 05, 2012 · LETTER CODE "E" IS A 1970 ONLY PRODUCTION HEAD, USED ON THE 1970 OLDS DELTA 88 AND 98 MODELS. 190-4005 Ram Air 5 hex Edelbrock is presently the only head manufacturer with a HIGH quality casting MADE IN THE USA. version of the Toronado, the 442s and marine engines. You almost certainly have a mechanical choke if the carb is bone stock. 6 - 9. One other thingnever rely on the purported chamber size of any Pontiac head. This results in outstanding horsepower and torque. The compression ratio jumped to 10. Stock Pontiac Head Specs * During my searching for information, I found quite a few discrepancies in the sources I was viewing. 125-4001 Buick 455 12pt Head Stud Kit. If you wanted it to look more stock, you can use the A heads on it, but you have to drill out the pushrod holes due to the change in lifter angle. 00 Pontiac 350 389 400 421 428 455 Cylinder Heads 13 1970 Model Year Buy Now. e. Heads with casting dates starting around mid-March 1973 to mid-April 1973usually will have screw-in studs. A fellow advertised it as a complete but disassembled engine for $50, so it was worth a look. Suppliers expect and invite their customers' arrangement, as well as they look forward to striking deals that permit both sides to prosper. I've seen these go through the rear (Red Space) The next step is to install the heads, in this case, Edelbrock aluminum cylinder heads that were redone / blueprinted by Bernard Mondello. Will fit the smaller 326-350 engines with minor work. These head numbers represented chamber sizes. Get bolt-on, proven Trick Flow® performance with GenX® Top-End engine kits for your GM LS truck. Whether your vehicle is a Cutlass, 442, or other Oldsmobile, we are here to help design and build the engine combination to match you with your vehicle. #4is directly below #3. This meant that Buick heads would fit on Oldsmobile blocks, but not vice  ROCKET RACING OLDSMOBILE CYLINDER HEADS FOR 1964 AND UP OLDS V-8 (260-330-350-400-403-455) THIS OIL FILTER ADAPTER FEATURES   Please checkout the current pricing on KRE D port heads on the current website here. Looking at the chart below, we can see that this is a 1974 Pontiac 400/455 head. ) Pair of Bare 455 Buick Heads 12411860 Cleaned and Painted, Valve Seats are Ground and Valve Guides were Checked and Knurled if Needed. 00 if any one is iterested call jayson @ 9094501thousand Home <<. Technical Information Pontiac Cylinder Head ID Numbers: Year Application Casting Valves CC or CR Notes; 1967: 455 HO: 64: 2. 5 L) (for the division's unique all- aluminum early 1960s engine) to 455 cu in (7. C '67 - '69 425 80 394548 A/C '68 H/O's. In the late '60s Toronado, marine and 442 heads were given larger intake valves (2. ) g and ga heads are ok. 455 heads