Engine VIN code B,3. FWD. W/rear main seal & umbrella valve stem seals. Intake gasket not included. Use new head bolts.
3.0L / 181 OHV V6 12V "E,L" Buick 3.800" Bore 82-88
GM
3.8L / 231 OHV V6 12V Buick 231 3.800" Bore 75-88
GM
GM181C-BU | 3.0L / 181 OHV V6 12V "E,L" Buick 3.800" Bore 82-88
BUICK,
OLDSMOBILE,
PONTIAC
GM231CA-BU | 3.8L / 231 OHV V6 12V Buick 231 3.800" Bore 75-88
BUICK,
OLDSMOBILE,
PONTIAC,
CHEVROLET
