Holley 300-137 - Intake Manifold, Ls1 Efi Single-Plane
Single Plane Intake Manifolds
300-137
Single Plane EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.
Availability: Will be special ordered for you.
Pricing:
$424.95
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
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
California Proposition 65
WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov
Notes
Includes mounting bolts & washers as well as pipe plugs for Manifold vacuum and MAP sensor ports. Also includes O-ring cylinder head mounting flange gaskets for an OEM style seal. Kit does not work with factory fuel rails and requires the use of Holley Fuel Rail Kit P/N 534-219.
NOTE: The EFI versions of the LS HI-Ram intake manifold and fuel rail are designed to accept Bosch Style EV-1 or Magneti Marelli Pico fuel injectors. OE LS fuel injectors may not fit properly in the Hi-Ram EFI intake manifold fuel rail assembly. There is a kit available separately for the LS7 Hi-Ram EFI to allow the use of stock LS7 fuel injectors, P/N 300-230 (see below in the service parts section).
NOTE: The EFI versions of the LS HI-Ram intake manifold and fuel rail are designed to accept Bosch Style EV-1 or Magneti Marelli Pico fuel injectors. OE LS fuel injectors may not fit properly in the Hi-Ram EFI intake manifold fuel rail assembly. There is a kit available separately for the LS7 Hi-Ram EFI to allow the use of stock LS7 fuel injectors, P/N 300-230 (see below in the service parts section).
Details
- 300-137
- 300-137
- 090127687758
- Holley
- Will be special ordered for you.
- New
Categories
Shipping Information
- Item Requires Shipping
- 12.3 lbs.
- W14.5000” x H7.4000” x L23.0000”
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