• 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.