LSXR 102MM Race Runner Intake Manifold For LS3 engines ford Preshrunk 4

Preshrunk 4

This eliminates and lag cause by the time required for the liquid nitrous to reach the plate or nozzle

and intake manifolds

5" tall aluminum adapter allows you to mate a 4500 style carburetor to a 4150 style intake manifold

LSXR 102MM Race Runner Intake Manifold For LS3 engines ford Preshrunk 4FAST engineers teamed up with airflow specialists at RHS to develop polymer intake manifolds for GM LS based engines. Testing on a near stock LS3 engine with a Big Mouth 102mm Throttle Body produced gains of 16+ horsepower, and 26+ rear wheel horsepower on a 500c. i. engine. The LSXR 102mm Intake Manifold features a revolutionary modular design that allows fast and easy disassembly and features the ability to remove individual runners for porting.