0.020" thick. Install on block side. Use sealer between shim and block.
2.3L / 138 DOHC L4 16V "A,D" Olds. Quad 4 92.00mm Bore 87-95
GM
2.3L / 138 SOHC L4 8V "3" Olds. 92.00mm Bore 92-94
GM
GM138CA-OL | 2.3L / 138 DOHC L4 16V "A,D" Olds. Quad 4 92.00mm Bore 87-95
BUICK,
CHEVROLET,
OLDSMOBILE
GM138CB-OL | 2.3L / 138 SOHC L4 8V "3" Olds. 92.00mm Bore 92-94
BUICK,
OLDSMOBILE
