Engine VIN code J. Reman. Casting #170,487. With 10mm rocker bolts. Without Air Inj. Reaction. Includes valves & springs.
3.1L / 189 OHV V6 12V "J,M,T,W" Chev. 89.00mm Bore 88-05
GM
3.4L / 207 OHV V6 12V "E,F" Chev. 92.00mm Bore 96-09
GM, CHEVROLET
3.4L / 207 OHV V6 12V "E,S" Chev. 92.00mm Bore 93-05
GM
GM189C-CH | 3.1L / 189 OHV V6 12V "J,M,T,W" Chev. 89.00mm Bore 88-05
BUICK,
CHEVROLET,
PONTIAC,
OLDSMOBILE
GM207CB-CH | 3.4L / 207 OHV V6 12V "E,S" Chev. 92.00mm Bore 93-05
CHEVROLET,
PONTIAC,
OLDSMOBILE
GM207T-CH | 3.4L / 207 OHV V6 12V "E,F" Chev. 92.00mm Bore 96-09
CHEVROLET,
PONTIAC,
BUICK,
OLDSMOBILE
