Description
Part Number: 300-132BK
Holley LS Single Plane Mid-Rise Carbureted Intake Manifold – Black
Optimised for GM LS1, LS2, and LS6 cathedral port engines delivering high-rpm horsepower with mid-rise hood clearance.
Key Features
- ☑ Designed specifically for GM LS Gen III and IV engines with cathedral port heads (LS1/LS2/LS6)
- ☑ Mid-rise single plane architecture with low 4.95″ carb flange height for maximum hood clearance
- ☑ Broad 2,500 – 7,000 RPM power band suited for street, strip, and forced-induction setups
- ☑ Cast aluminum construction with durable black ceramic coating and consistent wall thickness
- ☑ Standard 4150 square bore mounting flange accepts up to 1.75″ diameter throttle bores
- ☑ Integrated 3/8″ NPT vacuum port and 1/8″ NPT MAP sensor port for clean plumbing
Technical Specifications
| Brand | Holley |
|---|---|
| Manufacturer Part Number | 300-132BK |
| Engine Compatibility | GM LS1 / LS2 / LS6 (Gen III / IV) |
| Cylinder Head Port Style | Cathedral Port |
| Manifold Type | Single Plane Mid-Rise |
| Carburetor Flange | 4150 Square Bore (up to 1.75″ Throttle Bores) |
| RPM Operating Range | 2,500 – 7,000 RPM |
| Front & Rear Height | 4.95″ (from lifter valley cover flange) |
| Finish | Black Ceramic Coating |
| Material | Cast Aluminum |
| Vacuum / MAP Ports | 3/8″ NPT Vacuum / 1/8″ NPT MAP Sensor |
What’s Included in the Box
- 1 x Holley Single Plane Mid-Rise Intake Manifold (Black)
- 8 x Viton O-ring Cylinder Head Flange Gaskets
- 1 x Hex Head Mounting Bolt & Washer Kit (Zinc Plated)
- 1 x 3/8″ NPT Hex Socket Pipe Plug
- 1 x 1/8″ NPT Hex Socket Pipe Plug
Engineered by Holley, a legendary name in American muscle and high-performance fuel systems, the 300-132BK delivers uncompromising airflow and top-end horsepower without requiring dramatic hood modifications. When sourcing performance parts for your LS build, trust JP Racing for genuine components, technical support, and fast UK dispatch.



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