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Single Plane EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads. Black Ceramic Coating to provide you with that aggressive look in your engine compartment.
Features:
- Black ceramic coating provides an aggressive look to your engine compartment
- 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
| Basic Operating RPM Range | 2500-7000 RPM |
|---|---|
| Brand | Holley EFI |
| Carburetor Flange | Square/4150 |
| Category | Air and Fuel Delivery |
| Intake Manifolds | |
| Category Filter | Intake Manifolds |
| Color | Black |
| Construction | Cast |
| EGR Port | No |
| Emission Code | 4 |
| Engine | GM LS1/LS2/LS6 |
| Finish | Black |
| Front Height | 5.417 inch |
| Front Maximum Height | 5.417 IN |
| Fuel System Type | EFI |
| Grade Type | Performance |
| Intake Port Gasket(s) Included | No |
| Manifold Type | Single Plane |
| Material | Aluminum |
| Nitrous Bung(s) Included | No |
| Plenum Finish | Black |
| Product Type | Intake Manifold |
| Rear Height | 5.417 inch |
| Rear Maximum Height | 5.417 IN |
| Recommended Use | Forced Induction |
| Removable Runners | No |
| RPM Power Band | 2500-7000 RPM |
| Single Or Dual Plane Type | Single Plane |
| Throttle Body Included | No |
| Warranty | Limited 90 Day |
| UPC | 090127715970 |
| Part Number | 300-137BK |
Emissions
4
This part is legal for sale or use on Racing Use Only Vehicles
The following vehicles are considered Racing Use Only Vehicles:
- Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
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