Holley 300-137 - Single Plane EFI Intake - GM LS1/LS2/LS6
Single Plane EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.
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: Call to check stock.
Shipping: Free Shipping* On Orders Over $99!
Pricing:
$378.95
Description
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
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.govNotes
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
- Call to check stock.
- New
Shipping Information
- Item Requires Shipping
- 17.0 lbs.
- W14.0000” x H7.0000” x L23.0000”
- Free U.S. Continental Shipping
- Free Shipping* On Orders Over $99!
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