VORTEC 4.8L V8 SFI FLEXFUEL Unknown
6.6L V8 FI OHV 32V NF4 Black
Vortec 4.8L V8 SFI 285 hp White
Vortec 5.3L V8 SFI FlexFuel
Vortec 5.3L V8 SFI FlexFuel White
LS 6.0L V8 FI OHV 16V NF2