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Holley EFIPart 300-137Made in CN
Product Details
⚙️
Vehicle Fitment & Compatibility
View all 0 vehicle applications
Years
Make / Model
Submodel
Engine
1900
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Key Features
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
Single Plane EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.
- 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
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Product Specifications
Automotive Item Grade
Performance
Basic Operating RPM Range
2500-7000
Basic Operating RPM Range
2500-7000 RPM
Brand
Holley EFI
California Proposition 65 Chemical Name
1
California Proposition 65 Required
Yes
Carburetor Flange
Square/4150
Carburetor Quantity
1
Carburetor Studs Included
No
Category
Engine
CNC Ported
No
Color
Silver
Construction
Cast
Country
CN
Cylinder Head Port Shape
Cathedral
Deck Height
9.24
EGR Port
No
Emission Code
3
Flange Style
4150 Square Bore
Front Maximum Height
5.417
Fuel Injectors Included
No
Fuel Rail(s) Included
No
Fuel System Type
EFI
Gasket Or Seal Included
Yes
Grade Type
Performance
HTS Code
8409915085
Intake Port Gasket(s) Included
No
Manifold Type
Single Plane
Material
Aluminum
Nitrous Bung(s) Included
No
Part Type
Engine Intake Manifold
Plenum Finish
Natural
Product Type
Intake Manifold
Prop 65 Yes/No
Yes
Rear Maximum Height
5.417
Recommended Use
Forced Induction
Removable Runners
No
Removable Top/Lid
No
RPM Power Band
2500-7000 RPM
Single Or Dual Plane Type
Single Plane
Sub Category
Cylinder Block Components
Throttle Body Bore Diameter
3.6
Throttle Body Gasket Included
No
Throttle Body Included
No
Vacuum Ports
Yes
Warning
California Proposition 65
Warranty
Manufacturer's Limited 90 Day Warranty
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Warranty & Compliance
Warranty
Manufacturer's Limited 90 Day Warranty
Country of Origin
CN
⚠ Prop 65 Warning
Yes
1
Emissions Code
3
HS Code
8409915085
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Dimensions & Shipping
Product Dimensions
23.0 × 14.5 × 7.4 in
Shipping Dimensions
23.0 × 14.5 × 7.4 in
Weight
5602 g (5.6 kg)