1st. design engines with 2pc. rear main seal. Rebuilder set without rear main or valve stem seals.
4.3L / 262 OHV V8 16V "G" Chev. 3.671" Bore 75-76
GM
4.4L / 267 OHV V8 16V "J" Chev. 3.500" Bore 79-82
GM,
GM, CHEVROLET
5.0L / 305 OHV V8 16V Chev. 3.736" Bore 76-02
GM, CHEVROLET
5.0L / 305 OHV V8 16V Chev. 3.736" Bore 76-93
GM
GM262CA-CH | 4.3L / 262 OHV V8 16V "G" Chev. 3.671" Bore 75-76
CHEVROLET
GM267C-CH | 4.4L / 267 OHV V8 16V "J" Chev. 3.500" Bore 79-82
CHEVROLET
GM267T-CH | 4.4L / 267 OHV V8 16V "J" Chev. 3.500" Bore 79-82
CHEVROLET,
GMC
GM305C-CH | 5.0L / 305 OHV V8 16V Chev. 3.736" Bore 76-93
CHEVROLET,
PONTIAC,
CADILLAC,
OLDSMOBILE,
BUICK
GM305T-CH | 5.0L / 305 OHV V8 16V Chev. 3.736" Bore 76-02
CHEVROLET,
GMC