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Holley EFI Holley Single Plane EFI Intake 300-137 fits Gm Ls1/ls2/ls6

⚠️ Please verify fitment before purchasing. Check the fitment chart below or use the Year/Make/Model tool to confirm this part fits your vehicle.

⚠️ Verify fitment before purchasing. Check the fitment chart below or click the 3 lines in the top left menu, select Home, then use the Year/Make/Model guide.

Holley EFI
300-137
In stock
$574.95 USD $510.99 USD
$510.99 USD
Holley EFI Holley Single Plane EFI Intake 300-137 fits Gm Ls1/ls2/ls6
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.


Specifications:

Basic Operating RPM Range 2500-7000
Brand Holley EFI
10653 Square/4150
10650 1
10652 No
Category Engine
9063 No
17 Silver
158 Cast
5337 Cathedral
6621 9.24
8095 No
Emission Code 3
Engine GM LS1/LS2/LS6
Flange Style 4150 Square Bore
6643 5.417
906 No
10644 No
Fuel System Type EFI
353 Yes
3390 Performance
10651 No
Manifold Type Single Plane
10 Aluminum
10648 No
part type Engine Intake Manifold
Plenum Finish Natural
Product Type Intake Manifold
6645 5.417
Recommended Use Forced Induction
10645 No
10649 No
6642 Single Plane
Sub Category Cylinder Block Components
10646 3.6
Throttle Body Gasket Included No
10626 No
Vacuum Ports Yes
Warning California Proposition 65
Warranty Manufacturer's Limited 90 Day Warranty
Description_ABR SNEFI EIM
Description_SHO HOLLEY SINGLE PLANE
Description_INV INTAKE MANIFOLD LS1 EFI SINGLEPLANE
Description_ASC Includes mounting bolts & washers. 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).
Description_DES Holley Single Plane EFI Intake - GM LS1/LS2/LS6
Description_EXT Single Plane EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.
Description_MKT Single Plane EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.
Description_FAB Cast aluminum construction - great manifold for centrifugal blower, turbocharged or NOS power adder applications Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM Weight - 11.5 lbs. 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 2500-7000 RPM power band Efficient casting design - lightweight, consistent wall thicknesses, improved casting quality Minimum carb flange height - fit in vehicles with minimum hood modifications Height (front) - 5.417" to the lifter valley cover flange at the engine block front flange Includes Viton® O-ring intake to cylinder head gaskets - Viton® is a registered trademark of DuPont Performance Elastomers Port size - 2.50" height x 1.15" wide

This Part Fits:

Year Make Model Submodel Engine
1997-2004 Chevrolet Corvette Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1997-2004 Chevrolet Corvette Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1998 Chevrolet Corvette Indianapolis 500 Pace Car Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1998 Chevrolet Corvette Indianapolis 500 Pace Car Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1998-2002 Chevrolet Camaro Z28 Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1998-2002 Chevrolet Camaro Z28 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1998-2002 Chevrolet Camaro Z28 SS Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1998-2002 Chevrolet Camaro Z28 SS Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
1998-2004 Chevrolet Corvette Base Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2001-2004 Chevrolet Corvette Z06 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2003 Chevrolet Corvette 50th Anniversary Edition Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2003 Chevrolet Corvette 50th Anniversary Edition Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2004-2005 Cadillac CTS V Sedan 4-Door 5.7L 346Cu. In. V8 GAS OHV Naturally Aspirated
2005-2007 Chevrolet Corvette Base Convertible 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated
2005-2007 Chevrolet Corvette Base Hatchback 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated
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