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Got an LS engine to get running? Nothing is easier than bolting on a carburetor. Holley's dual plane carbureted intake for GM's LS engines will help you get on the streets quick! Its dual plane design makes it perfect for low end torque, yet it still pulls all the way to 6,500 RPM! Our O-ring cylinder head mounting flange gaskets provide an OEM style seal and make installation a snap. Bolt one on today!
Features:
- 1500-6500 RPM power band
- 4150 square bore carb mounting flange
- Optimized runner layout and constant cross sectional area provide a broad torque curve
- Minimum carb flange height means it fits in vehicles with minimal or no hood modifications
- Great for carbureted or throttle body EFI street applications
- Cast aluminum construction and efficient casting design for light weight, consistent wall thicknesses and improved casting quality
- Weighs 14.56 lbs.
- Height (front) - 5.07" from front lifter valley cover to carb mounting flange
- Height (rear) - 6.14" from rear lifter valley cover to carb mounting flange
- Port size - 2.454" height x 1.09" wide
- Mounting flange gasket type - O-ring
- Includes Viton® O-rings - Viton® is a registered trademark of DuPont Performance Elastomers
| Basic Operating RPM Range | 1500-6500 R3 |
|---|---|
| Brand | Holley |
| Carburetor Flange | Square/4150 |
| Carburetor Studs Included | 4150 Square Bore |
| Category | Intake Manifolds |
| Category Filter | Intake Manifolds |
| Color | Black |
| Construction | Cast |
| EGR Port | No |
| Emission Code | 4 |
| Engine | GM LS3/L92 |
| Finish | Black |
| Flange Style | 4150 Square Bore |
| Front Height | 5.07 inch |
| Front Maximum Height | 5.07 IN |
| Fuel Injectors Included | No |
| Fuel Rail(s) Included | No |
| Fuel System Type | Carb |
| Gasket Or Seal Included | No |
| Grade Type | Performance |
| Intake Port Gasket(s) Included | No |
| Manifold Type | Dual Plane |
| Material | Aluminum |
| Nitrous Bung(s) Included | No |
| Plenum Finish | Black |
| Product Type | Intake Manifold |
| Rear Height | 6.14 inch |
| Rear Maximum Height | 6.14 IN |
| Removable Runners | No |
| RPM Power Band | 1500-6500 RPM |
| Single Or Dual Plane Type | Single Plane |
| Throttle Body Included | No |
| Warranty | Limited 90 Day |
| UPC | 090127715888 |
| Part Number | 300-129BK |
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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