'86-up engines with 1pc rear main seal.
4.3L / 262 OHV V6 12V Chev. 4.000" Bore 88-95
GM
4.3L / 262 OHV V6 12V Vortec Chev. 4.000" Bore 85-16
GM,
GM, CHEVROLET,
WORKHORSE
4.3L / 262 OHV V6 12V "Z" Chev. 4.000" Bore 85-93
GM
4.3L / 262 OHV V6 12V "Z" Chev. Turbo 4.000" Bore 91-93
GM, CHEVROLET
4.3L / 265 OHV V8 16V "W" Chev. 94.89mm Bore 94-96
GM
4.3L / 4293 OHV V6 12V "X,W" GM 101.60mm Bore 97-00
ISUZU
5.0L / 305 OHV V8 16V Chev. Small Block 3.736" Bore
GM
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
5.7L / 350 OHV V8 16V Chev. Gen I Small Block 4.000" Bore
GM
5.7L / 350 OHV V8 16V Chev. 4.000" Bore 67-97
GM
5.7L / 350 OHV V8 16V Chev. 4.000" Bore 68-02
GM, CHEVROLET
5.7L / 350 OHV V8 16V Chev. 4.060 Bore 95-96
AM GENERAL
AM350T-HU | 5.7L / 350 OHV V8 16V Chev. 4.060 Bore 95-96
AM GENERAL
GM262CB-CH | 4.3L / 262 OHV V6 12V "Z" Chev. 4.000" Bore 85-93
CHEVROLET,
PONTIAC
GM262TB-CH | 4.3L / 262 OHV V6 12V Vortec Chev. 4.000" Bore 85-16
CHEVROLET,
GMC,
WORKHORSE,
OLDSMOBILE
GM262TB-CH1 | 4.3L / 262 OHV V6 12V "Z" Chev. Turbo 4.000" Bore 91-93
GMC
GM265CB-CH | 4.3L / 265 OHV V8 16V "W" Chev. 94.89mm Bore 94-96
CHEVROLET
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
GM350CA-CH | 5.7L / 350 OHV V8 16V Chev. 4.000" Bore 67-97
BUICK,
CADILLAC,
CHEVROLET,
OLDSMOBILE,
PONTIAC
GM350T-CH | 5.7L / 350 OHV V8 16V Chev. 4.000" Bore 68-02
CHEVROLET,
GMC,
CADILLAC
IS4293T/GM | 4.3L / 4293 OHV V6 12V "X,W" GM 101.60mm Bore 97-00
ISUZU
