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  1. 1964-1974 Tempest/LeMans/GTO Engine Tuning
    Group - what is this white part (water pressure release valve?) coming out of my 1964 tripower intake manifold? Is it useful still or should I block it off? Don’t have anything like it on my 1965 tripower on my current motor. thanks in advance for your input!
  2. 1964-1974 Tempest/LeMans/GTO Engine Tuning
    Hello all, I am just trying to confirm my understanding and choice. I am building a 461 from a 1965 389 and a mild cam. I am guessing 420-435hp. Running With a Magnum tremec. It will be ready in May. The heads are stock cast iron ported by Butler to 230cfm. I am running E85, so no aluminum...
  3. For Sale 1965 tri power

    1964-1974 GTO parts 4 sale (Price & Pictures Req.)
    Was working and running on pontiac 400 from 1965. Removed 4 years ago. Complete as pictured, carburetors will probably need to be gone through. As is must pick up $2000 Regards [email protected]
    $2,000 USD
  4. 1964-1974 Tempest, Lemans & GTO Engine Compartment
    Just getting my fresh tripower setup running this weekend for the first time since swapping from 4bbl. Its finally running pretty well, idles ok'ish, and have sorted out overheating issues (thanks lust4pseed in other thread!) Issue now is that when accelerating hard and letting off throttle at...
  5. 1964-1974 Tempest, Lemans & GTO General Discussion
    Since theres no better place to get real reviews from genuine people id like to know which brands, parts, shops and people that worked well with you and for you. I've started upgrading my 1966 GTO, Tri-Power 4 speed and ive been looking into upgrades for handling, suspension, performance and...
  6. hurst_documentation_sm

    Beautiful 1964 GTO wearing some never restored, one owner Hurst wheels
  7. 64 GTO. Cameo Ivory

    Beautiful 1964 GTO - survivor
  8. Right side

    Beautiful 1964 GTO wearing some never restored, one owner Hurst wheels
  9. Tripower

    Beautiful 1964 GTO - survivor
1-10 of 10 Results