LS7 4-bbl Intake Manifold


  • Lightweight racing design for LS7-style heads
  • Machined for 4150-style carburetors
  • Available with injector bosses P/N 25534413
  • Bolts and instructions included
SKU: 25534394 Categories: ,

LS7 4-bbl Intake Manifold

P/N 25534394

  • Lightweight GM Racing design for use on LS7style 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

Additional required components:

  • 19172113 Gasket

Engine application: LS7 Carb Applications

Note: LSX Ignition Controller P/N 19171130 is required for carbureted applications.


LS7 4-bbl Intake Manifold

25534394 Chevrolet Intake Manifold

Intake manifolds distribute the air/fuel mixture to the appropriate cylinders. The Chevrolet Performance Intake Manifold design is geared toward the end usage, whether that is a street performance engine or an all-out competition application. The wide range of Chevy Performance intake manifolds means there is an ideal manifold for your every need. There are cast-iron and aluminum intake manifolds for carbureted and fuel injected applications. Chevrolet Performance intake manifolds were designed specifically for GM engines, so you know they will deliver O.E. performance.

Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to