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Pontiac V8 Cylinder Heads - Wallace Racing
http://www.wallaceracing.com/head1.htm
Wallace Racing If you know the code number, try my new head search Chart to mill Pontiac Cylinder Heads Pontiac made closed chambered heads until 1967. In 1967 Pontiac made some open chamber heads (i.e. 061).After 1967 the heads were open chamber heads. ** Use sheet stainless steel block off plate.
Wallace Racing-Drag Racing Pontiac powered Firebirds,Trans …
http://wallaceracing.com/
Wallace Racing-Drag Racing Pontiac powered Firebirds,Trans Ams and Dragsters Our family eats, breathes, and of course races PONTIACS! Johnta1 races a 1970 Formula Firebird with a 455SD and Turbo 400.Johnta1 also races a Pontiac powered dragster that has a 455 Pontiac with Ram Air IV heads and a powerglide.
The Ultimate Pontiac Head - Wallace Racing
http://wallaceracing.com/ultimatehead.htm
Best low-compression D-port head No.96(1971) Best low-compression post-1972 head No. 6X. Best balanced head (exhaust to intake) 1963 421 SD. Best low-lift (under .400) head 1967 No.670. Worst exhaust-to-intake port ratio 1969-70 Ram Air V. Worst intake-to exhaust ratio 1968 1/2 Ram Air II. Biggest surprise Intake port, No.17 350 head
Wallace Racing - Pontiac Cylinder Head List
http://wallaceracing.com/head.htm
In 1973 Pontiac started stamping extra numbers (1/4" tall) on their heads.These head numbers represented chamber sizes.They are usually stamped on the machined pads by the valve covers. Head ID Location The following are 73-74 heads 4X-1H uses 4.881/4.870" valves; 4X-1H are 455 head with 114cc, 2.11/1.66" valves and pressed studs.
Wallace Racing's Pontiac Cylinder Head Search
http://wallaceracing.com/cgi-bin/head.cgi
Wallace Racing - Automotive Calculators
http://www.wallaceracing.com/Calculators.htm
Drag Racing Calculators,Calculators to find 1/4 mile ET and MPH, CID,Piston Speed,gear ratio,carburetor size,margin of victory,Engine calculator, Calculates relative horsepower, air density, density altitude, virtual temperature, actual air pressure, vapor pressure and dyno correction factor and more.
Wallace Racing - Engine Code Charts
http://wallaceracing.com/engine1.htm
Engine Code Chart. HOME. If you know the code number, try my new Engine search. These codes below may not be as accurate as my Engine Code Search page in link above.
Wallace Racing Cylinder Head List
http://johnta1.tripod.com/headdata.htm
Wallace Racing Pontiac Head Codes Home. SEARCH: Tripod The Web: Pontiac made closed chambered heads until 1967.In 1967 Pontiac made some open chamber heads(i.e. 061).After 1967 the heads were open chamber heads. Exhaust Crossover Port Matchings; With Head: And Manifold: Use Gasket: 1965-71: 1965-71: 1965-71: 1965-71: 1972-79: 1972-79: 1972-79 ...
Pontiac Cylinder Head Casting Numbers - Ken's Auto …
https://sites.google.com/site/kensautomachineshop/technical-information/pontiac-technical-information/pontiac-cylinder-head-casting-numbers
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...
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