GM encodes the engine type in character 8 charachter of the VIN... Compare this to the ghetto chart below
VIN RPO? Size? Type? Fuel[/b]
?? ??1? ? L67 3.8 L V6? SFI/SC
2 LY8 1.3 L? ? I4 ? ?FI
4 LN2 2.2 L I4 SFI
6 L42 2.2 L I4 MFI
8 LV6 1.8 L I4 MFI
9 L37 4.6 L V8 SFI
A LGO 2.3 L I4 MFI
C L47 4.0 L V8 SFI
D LD2 2.3 L I4 MFI
E LA1 3.4 L V6 SFI
E L03 5.0 L V8 TBI
F L61 2.2 L I4 MFI
F LB9 5.0 L V8 TPI
G LS1 5.7 L V8 MFI
H LX5 5.0 L V8 SFI
H? ??LG4 5.0 L V8 4BBL
J LG8 3.1 L V6 SFI
K L36 3.8 L V6 SFI
L LNK 1.8 L I4 SFI
M L95 1.4 L I4 MFI
M LY9 2.6 L V6 MFI
N LA3 3.2 L V6 MFI
?? ?P? ? LSJ 2.0 L I4 SFI/SC
R L81 3.0 L V6 MFI
S LS6 5.7 L V8 SFI
??? S LB8 2.8 L V6 MPFi
? ???? ? ????? ? ??T ? LD9 ? 2.4 L ? I4 SFI???? ? ? ?? ? ?
? ??T? ??LHO? ?? 3.1L? ? ??V6? ? MPFI
? X? ? LQ1? ? ?3.4L? ? ? V6? ? SFI
Y LD8 4.6 L V8 SFI
