Description
Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS3/L92 style rectangular 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 mild 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 and bellhousing 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
- This manifold will not work with factory fuel rails and requires the use of Holley Fuel Rail Kit 534-218
Specifications:
- Brand: Holley EFI
- Color: Silver
- Construction: Cast
- Emission Code: 3
- Engine: GM LS3/L92
- Finish: Silver
- Flange Style: 4150 Square Bore
- Front Height: 5.417 inch
- Fuel System Type: EFI
- Manifold Type: Single Plane
- Product Type: Intake Manifold
- Rear Height: 5.417 inch
- Recommended Use: Forced Induction
- RPM Power Band: 2500-7000 RPM
- Warranty: Limited 90 Day
- Part Number: 300-136
Emissions:
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
1965 and older U.S. manufactured California Certified vehicles
1967 and older U.S. manufactured Federally Certified vehicles
1967 and older Foreign manufactured vehicle
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
1966 and newer U.S. manufactured California Certified vehicles
1968 and newer U.S. manufactured Federally Certified vehicles
1968 and newer Foreign manufactured vehicle
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