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4150 & 4500 Manifold Compatible – Fits both bolt patterns with no modifications required
Adapts up to four #12 ORB (o-ring) inlets into a single 1-1/4"
Testing on a near stock LS7 engine with a Big Mouth 102mm Throttle Body™ produced gains of 16+ horsepower
Ported runners
Standard 4150 Carb Height – Measures 3
LSXR 102MM High HP Runner Intake Manifold compound angle 4150 & 4500 Manifold CompatibleFAST engineers teamed up with airflow specialists at RHS to develop polymer intake manifolds for GM LS based engines. Testing on a near stock LS7 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.
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