Engine VIN code A. STS & XLR. Use new head bolts. Timing cover gaskets not included use GM281CS-E.
4.6L / 281 DOHC V8 32V "6,9,A,S,Y" Cad. 93.00mm Bore 93-11
GM
4.6L / 281 DOHC V8 32V "A" Cad. 93.00mm Bore 04-09
GM, CHEVROLET
GM281C | 4.6L / 281 DOHC V8 32V "6,9,A,S,Y" Cad. 93.00mm Bore 93-11
BUICK,
CADILLAC,
PONTIAC
GM281T | 4.6L / 281 DOHC V8 32V "A" Cad. 93.00mm Bore 04-09
CADILLAC