Engine VIN code L. Plenum gasket not included. Use new head bolts.
3.8L / 231 OHV V6 12V "2,C,K,L" Buick 3800 96.50mm Bore 88-09
GM
3.8L / 231 OHV V6 12V "L" Buick 3800 96.50mm Bore 92-95
GM, CHEVROLET
GM231CB-BU | 3.8L / 231 OHV V6 12V "2,C,K,L" Buick 3800 96.50mm Bore 88-09
BUICK,
PONTIAC,
CHEVROLET,
OLDSMOBILE
GM231TB-BU | 3.8L / 231 OHV V6 12V "L" Buick 3800 96.50mm Bore 92-95
CHEVROLET,
OLDSMOBILE,
PONTIAC