VORTEC 4200 MFI L6 Blue
5.3L 8 RED
4.2L 6 GOLD
4.2L 6 RED
4.2L 6 SILVER
5.3L 8 WHITE
4.2L 6 GRAY
VORTEC 4200 MFI L6 Green
VORTEC 4200 MFI I6 Black
VORTEC 4200 SFI I6 Silver
4.2L I6 FI DOHC F Unknown