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.

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

Specifications

Basic Operating RPM Range2500-7000 RPM
BrandHolley EFI
Carburetor FlangeSquare/4150
Category FilterIntake Manifolds
Clearance CategoryIntake Manifolds
ColourSilver
ConstructionCast
EGR PortNo
Emission Code3
EngineGM LS1/LS2/LS6
FinishSilver
Flange Style4150 Square Bore
Front Height5.417 inch
Front Maximum Height5.417 IN
Fuel System TypeEFI
Grade TypePerformance
Intake Port Gasket(s) IncludedNo
Manifold TypeSingle Plane
MaterialAluminum
Nitrous Bung(s) IncludedNo
Plenum FinishNatural
Product TypeIntake Manifold
Rear Height5.417 inch
Rear Maximum Height5.417 IN
Recommended UseForced Induction
Removable RunnersNo
RPM Power Band2500-7000 RPM
Sale CategoryAir and Fuel Delivery
Single Or Dual Plane TypeSingle Plane
Throttle Body IncludedNo
WarrantyLimited 90 Day

Compatibility

  • Universal Part

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
Basic Operating RPM Range2500-7000 RPM
BrandHolley EFI
Carburetor FlangeSquare/4150
Category FilterIntake Manifolds
Clearance CategoryIntake Manifolds
ColourSilver
ConstructionCast
EGR PortNo
Emission Code3
EngineGM LS1/LS2/LS6
FinishSilver
Flange Style4150 Square Bore
Front Height5.417 inch
Front Maximum Height5.417 IN
Fuel System TypeEFI
Grade TypePerformance
Intake Port Gasket(s) IncludedNo
Manifold TypeSingle Plane
MaterialAluminum
Nitrous Bung(s) IncludedNo
Plenum FinishNatural
Product TypeIntake Manifold
Rear Height5.417 inch
Rear Maximum Height5.417 IN
Recommended UseForced Induction
Removable RunnersNo
RPM Power Band2500-7000 RPM
Sale CategoryAir and Fuel Delivery
Single Or Dual Plane TypeSingle Plane
Throttle Body IncludedNo
WarrantyLimited 90 Day
  • Universal Part

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