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May 11, 2024 · 923 posts · Joined 2023. #8 · May 11, 2024. The presenter of the full video states that Pontiac was positioned as GM's performance division, January 2024, the Camaro is done, Mopar is not making an ICE super car and there is a void in this segment leaving Mustang with a corner on the market. Using what looks like a licensed Firebird graphic ...
Aug 19, 2022 · There are several web sites that have reference information to help you identify Pontiac engines and heads. It's always a good idea to check multiple sites and cross reference your code lookups, because ya know, sometimes humans make mistakes.
Sep 29, 2019 · B&W line drawings. GTOAA Pontiac GTO/GT37 Illustrated Identification Guide Pontiac GTO Restoration Guide 1964-1972, Second Edition by Paul Zazarine. This is one of the best "go-to" books I have and use. 543 pages with tons of photos and illustrations of every aspect of the GTO.
Feb 23, 2023 · We can usually figure that Pontiac over estimated compression by half a point, but that still leaves the engine at a true 10:1 and needing a higher octane gas. You are probably not going to want any more than 30° maximum timing and not all-in until 3,500 RPM.
Aug 28, 2018 · This means #12 heads would be for all RA III applications and for any Firebird or Tempest with the 400 cubic inch V8, manual trans and 4 barrel carb. The #13 head is for 400 cubic inch V8, M40 auto trans with 4 barrel carb used in Firebird, Tempest and Grand Prix.
Jan 26, 2024 · pontiac 400 specs. i have been doing a little research. I Have got a 400 with a date code from late 73 in my 71 T37. I know of two major upgrades I need to make to make it come alive. performance is not what it should be. one will be going from a TH350 to a tremec TKX along with a gear set change.
Feb 12, 2024 · Pontiac Had No Big Block. Often see in the Pontiac Forum from time to time about someone discussing their “big block 455” or their “400 big block”. At a recent car show, when discussing my 69 GTO Convertible with another car fanatic, I unwittingly said “400 big block”. And they corrected me saying Pontiac never had a big block.
Mar 28, 2009 · the 400 also had better heads, i.e. better valve angle, bigger ports, more flow, bigger valves, screw in studs, guide plates, better combustion chamber. 400 was 1967-up. 389 was 1959-66. if you want to keep the OEM look but upgrade, bore the 389 to 400 CID. have screwed in studs installed the heads.
Apr 20, 2018 · The Pontiac Historical Society documents for your car should have the build info and the EUN you see above the block code of YS - 513768. The block date you provided shows the block cast as April 11, 1967.
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