Engine VIN code K. Buick, Oldsmobile, Pontiac. Except Firebird.
3.3L / 204 OHV V6 12V "N" Buick 93.98mm Bore 89-93
GM
3.8L / 231 OHV V6 12V "1,4" Buick 3800 S/C 96.50mm Bore 91-07
GM
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
GM204C-BU | 3.3L / 204 OHV V6 12V "N" Buick 93.98mm Bore 89-93
BUICK,
OLDSMOBILE,
PONTIAC
GM231CB-BU | 3.8L / 231 OHV V6 12V "2,C,K,L" Buick 3800 96.50mm Bore 88-09
BUICK,
PONTIAC,
CHEVROLET,
OLDSMOBILE
GM231CC-BU | 3.8L / 231 OHV V6 12V "1,4" Buick 3800 S/C 96.50mm Bore 91-07
PONTIAC,
BUICK,
CHEVROLET,
OLDSMOBILE
GM231TB-BU | 3.8L / 231 OHV V6 12V "L" Buick 3800 96.50mm Bore 92-95
CHEVROLET,
OLDSMOBILE,
PONTIAC
