Pontiac set the pace for the sixties when it released the GTO option for the LeMans in 1964, with the hottest option coming out on top of the pack with 348 hp from a 389 cubic-inch V8. Those weren’t ...
Although Chevrolet originally intended to build a limited run of competition-oriented Mark IV "mystery motor" Chevelles in 1964, a major sanctioning organization's ongoing rules tuning delayed actual ...