- Lightweight GM Racing design for use on LS7-style heads
- Reduced mass design, porting not recommended
- Includes mounting bolts and instructions
- Uses LS7 carb intake gasket set P/N 19172113
- Machined for 4150-style carburetors and has 3/8″ NPT vacuum boss
- Also available with injector bosses, P/N 25534413
NOTE: LSX Ignition Controller P/N 19171130 is required for carbureted applications.