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HolleySingle Plane EFI Intake Manifold, 1 x 4150 - GM LS1/LS2/LS6, Satin

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$479.95
HOL 300-137
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Description

Single Plane EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.

Single Plane 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 band
  • 4150 Square bore flange
  • Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM
  • Minimum carb flange height - fit in vehicles with minimum hood modifications
  • Cast aluminum construction - great manifold for centrifugal blower, turbocharged or NOS power adder applications
  • Efficient casting design - lightweight, consistent wall thicknesses, improved casting quality
  • Weight - 11.5 lbs.
  • Height (front) - 5.417" to the lifter valley cover flange at the engine block front flange
  • Port size - 2.50" height x 1.15" wide
  • Includes Viton® O-ring intake to cylinder head gaskets - Viton® is a registered trademark of DuPont Performance Elastomers
  • Kit does not work with factory fuel rails and requires the use of Holley Fuel Rail Kit P/N 534-219
More Information
More Information
Brand Holley
Basic Operating RPM Range2500-7000
Carburetor FlangeSquare/4150
ColorSilver
ConstructionCast
EGR PortNo
Emission Code3 - This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
o 1965 and older U.S. manufactured California Certified vehicles
o 1967 and older U.S. manufactured Federally Certified vehicles
o 1967 and older Foreign manufactured vehicle
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
o 1966 and newer U.S. manufactured California Certified vehicles
o 1968 and newer U.S. manufactured Federally Certified vehicles
o 1968 and newer Foreign manufactured vehicle
EngineGM LS1/LS2/LS6
FinishSilver
Flange Style4150 Square Bore
Front Height Inches5.417
Front Maximum Height Inches5.417
Fuel Injectors IncludedNo
Fuel Rail(s) IncludedNo
Fuel System TypeEFI
Gasket Or Seal IncludedYes
Grade TypePerformance
Intake Port Gasket(s) IncludedNo
Manifold TypeSingle Plane
MaterialAluminum
Nitrous Bung(s) IncludedNo
part typeEngine Intake Manifold
Plenum FinishNatural
Product TypeIntake Manifold
Rear Height Inches5.417
Rear Maximum Height Inches5.417
Recommended UseForced Induction
Removable RunnersNo
RPM Power Band2500-7000
Single Or Dual Plane TypeSingle Plane
Throttle Body IncludedNo
WarningCalifornia Proposition 65
WarrantyManufacturer's Limited 90 Day Warranty
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