Adapts 1966-up Olds, Buick, Pontiac, & Cadillac TH350 and TH400 automatic transmissions to 1962-up Chevy engines (or vice versa). Will also adapt a 700R4 to a '70-'77 Pontiac 455 (however will not work on the smaller belhousings supplied on the 2.5, 2.8, and 3.1 liter engines).
Includes adapter plate and bolts. Approximately 1/8” thick.