Iron & Alum. heads. 0.020" thick. Install on block side. Use sealer between shim and block. (1 per pack).
2.8L / 173 OHV V6 12V "B,R" Chev. 89.00mm Bore 82-93
GM, CHEVROLET
2.8L / 173 OHV V6 12V Chev. 3.504" Bore 84-86
JEEP
2.8L / 173 OHV V6 12V Chev. 89.00mm Bore 80-89
GM
2.8L / 2835 OHV V6 12V "R" GM 89.00mm Bore 89-91
ISUZU
3.1L / 189 OHV V6 12V "D" Chev. 89.00mm Bore 90-95
GM, CHEVROLET
3.1L / 189 OHV V6 12V "J,M,T,W" Chev. 89.00mm Bore 88-05
GM
3.1L / 3137 OHV V6 12V "Z" GM 89.00mm Bore 91-94
ISUZU
AM173T-CH | 2.8L / 173 OHV V6 12V Chev. 3.504" Bore 84-86
JEEP
GM173C-CH | 2.8L / 173 OHV V6 12V Chev. 89.00mm Bore 80-89
BUICK,
CHEVROLET,
OLDSMOBILE,
PONTIAC,
CADILLAC
GM173T-CH | 2.8L / 173 OHV V6 12V "B,R" Chev. 89.00mm Bore 82-93
CHEVROLET,
GMC
GM189C-CH | 3.1L / 189 OHV V6 12V "J,M,T,W" Chev. 89.00mm Bore 88-05
BUICK,
CHEVROLET,
PONTIAC,
OLDSMOBILE
GM189T-CH | 3.1L / 189 OHV V6 12V "D" Chev. 89.00mm Bore 90-95
CHEVROLET,
PONTIAC,
OLDSMOBILE
IS2835T/GM | 2.8L / 2835 OHV V6 12V "R" GM 89.00mm Bore 89-91
ISUZU
IS3137T/GM | 3.1L / 3137 OHV V6 12V "Z" GM 89.00mm Bore 91-94
ISUZU
