The Story Of The Muncie 4-Speed Manual Transmission The M22 Rock Crusher is part of the Muncie 4-speed manual transmissions, which General Motors developed. The name is derived from the Muncie ...
Powered by a matching-numbers 400 ci V-8 engine and a four-speed Muncie manual transmission, this GTO represents the pinnacle of Pontiac’s engineering from the muscle car era. The 1968 GTO ...