Flowmaster 81075 Manifold Downpipe Kit Big Block Chevy 396/427 V8
Fits 1964-1966 Ford Mustang with 289 engine.
Fits 1965-1968 Pontiac GTO, Tempest, Lemans.
Flowmaster 81071 Manifold Downpipe Kit for BBC
Fits 1964-74 GM A/F-Body with SBC engine.
Fits 1967-1972 GM C10 2wd trucks with SBC engine.