Ho300-137 Ls1/Ls2/Ls6 Mid-Rise Single-Plane Intake Manifold

Description

LS1/LS2/LS6 Single Plane Mid Rise Intake Manifold

Suit Single 4150 EFI 4BBL 1000cfm Throttle Body

HO300-137

300-137

Single Plane Mid–Rise EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.Features:2500-7000 RPM power band4150 Square bore flangeOptimized runner layout and constant cross sectional area – broad torque curve, best vehicle performance from 2500-7000 RPMMinimum carb flange height – fit in vehicles with minimum hood modificationsCast aluminum construction – great manifold for centrifugal blower, turbocharged or NOS power adder applicationsEfficient casting design – lightweight, consistent wall thicknesses, improved casting qualityWeight – 11.5 lbs.Height (front) – 5.417″ to the lifter valley cover flange at the engine block front flangePort size – 2.50″ height x 1.15″ wideIncludes Viton® O-ring intake to cylinder head gaskets – Viton® is a registered trademark of DuPont Performance ElastomersKit does not work with factory fuel rails and requires the use of Holley Fuel Rail Kit P/N 534-219

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