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Pontiac 6x head

WebApr 9, 2024 · If you’re looking to get maximum performance out of your Pontiac 400 engine, ... To make things more simple, he installed a RA IV cam, ported 6X heads, deamon 825 Carb, RPM intake, dougs headers, and a 3-inch pipe in the back. It has 450 horsepower and 500 horsepower plus a combined power density of 500+ feet/lbs. WebChamber size of heads is given as an approximate CC as is static compression. When examining any Pontiac head today it requires an open mind. All chamber sizes should not be assumed but cc'd to confirm the chamber size. I wish to point out that Pontiac manufactured heads with push-in studs and screw-in studs using guide plates.

For Pontiac GTO 2004 2005 2006 6x 6000K LED Combo …

Web91-97 Chevy Olds Pontiac 207 3.4L DOHC V6 "X" CYLINDER HEAD BOLTS (Both Heads) Brand New. C $71.64. Top Rated Seller. Buy It Now. +C $24.24 shipping estimate. from … WebJun 21, 2010 · 1 Posts. #2 · Jun 5, 2010. the 6x-4 is a smaller chambered head will rase your compression to 8.1:1 they origanially came on the pontiac350 91cc i belive some say 93.74 but i think thats a load of bull you will notice the diffrence and yes the-8 heads are low enought to run a supercharger but i dont know how much boost you would want to run ... rdr2 best weapon for each animal https://redrockspd.com

1970 Pontiac LeMans Part 10, 455 Pontiac with 6X Heads …

WebPontiac V8 400 Pair Cylinder Heads 6X Firebird Transam etc. Pre-Owned. $435.23. Customs services and international tracking provided. or Best Offer. coalyard-classics (5,354) 99.7%. +$61.11 shipping estimate. WebJun 10, 2024 · The 6X heads have the much needed for a 455 size motor 3 to 4 CC larger Intake port that the long stroke of the 455 ... 73 Ventura, SOLD 455, 3740lbs, 11.30's at … WebMay 28, 2013 · 874. 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. 500 hp is a pretty … how to spell hugged

Pontiac Cylinder Head Modification - Intake Flange Injection

Category:6x Head ID - Pontiac

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Pontiac 6x head

Smog Head Performance - Tech Articles - High Performance …

WebPontiac V8 400 Pair Cylinder Heads 6X Firebird Transam etc. Pre-Owned. $435.23. Customs services and international tracking provided. or Best Offer. coalyard-classics (5,354) … WebApr 11, 2024 · To identify your Pontiac 6x head, you will need to first remove the valve cover from the engine and then locate the casting number stamped on the top of the head. The …

Pontiac 6x head

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WebAug 10, 2024 · The 6X heads weren't produced until 1976, 4X were 73/74 heads. The 6X is the better of them though. (IMO) There is a secondary code on them that needs to be found. Different chamber volumes, some huge for 455 engines and some small for 350 cid. Most want the smaller chamber for the 400 for a good CR. Pontiac Head ID http://nitemareperformance.com/cylinderheads.html

Web6S-9 400 w/AIR, 101cc 2.11/1.66" The 6X-4 and 6X-8 were the only heads used after 1976. Stampings on 46 Head Code Just some more codes and sub codes for the 46's.One set is from a "WP" 74 GTO, one set from a 74 "YS" GTO 350 and 1 from a "ZB".Very interesting.All small valve of course. WebCustom-Ported Pontiac Cylinder Heads. At Nitemare Performance, we only build and modify pure Pontiacs with traditional Pontiac engines — the legendary 326-455 cubic inch V8s …

WebFeb 19, 2015 · The 455 was discontinued after 1976 and a high-performance 400 took its place in 1977. Rated at 200 hp, the new T/A 6.6 received a compression boost to 8:1 using 350-spec 6X cylinder heads, a unique … WebOct 9, 2003 · The 4X head was the 49-state casting used on all '73-74 400 and 455ci engines. Since Pontiac offered the 400 2-barrel, the 400 4-barrel with both manual and …

WebMar 12, 2024 · The Pontiac 9790071 heads, otherwise known as the Pontiac V8 6X-4 heads, are a set of cylinder heads that were produced by the Pontiac Motor Division for its Pontiac V8 engines. These heads were used in a variety of Pontiac engines from 1968 to 1974, including the 326, 350, 400, and 455. They feature an offset valve layout, and were …

Web41 rows · High output Pontiac V8 Cylinder Heads. 1962 – 389 SD Code 544127. 1963 – 389 SD Code 543797. 1967 – 400 Ram Air or 428 Code 670. 1967 – 400 Ram Air Code 97. … rdr2 best weapons customizationsWeb400 Pontiac 6X-8 Pair Cyl Heads Fits 455 Date C288 F087. Opens in a new window or tab. Pre-Owned. $500.00. aandounlimited (487) 100%. Buy It Now. Free shipping rdr2 best weapons onlineWebitem 8 Pontiac GTO Firebird Cylinder Heads #46 389 400 428 455 ORIGINAL 1969 w/MANiFOLD Pontiac GTO Firebird Cylinder Heads #46 389 400 428 455 ORIGINAL 1969 w/MANiFOLD. $139.00 +$160.00 shipping. You may also like. Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- You may also like. how to spell hullabalooWeb38 rows · Click Here for Edelbrock Aluminum Head Installation Sheet PONTIAC HEAD … how to spell hugheyWebJan 29, 2024 · How much can you mill Pontiac 6X heads? Heads can also be milled to increase the compression ratio. Generally, uncut Pontiac heads can be milled at least 0.040 inch; each 0.005 inch removed from the cylinder head deck surface decreases the chamber volume about 1 cc on ’67-and-later open chamber heads. how to spell huh in spanishWebDec 16, 2024 · It's been a long time coming but we're finally getting a chance to get back to the 1970 LeMans project and get this big blue Pontiac 455 put back under the h... rdr2 beta screenshotshttp://wallaceracing.com/headsearch.htm how to spell hum