Description
Part Number: 0-80541-2
Holley 4150 Classic HP 650 CFM Race Carburetor
Engineered for track performance, the Holley Classic HP 650 CFM 4-barrel carburetor delivers optimized race calibration, contoured venturi inlets, and mechanical secondaries in a durable gold dichromate finish.
Key Features & Performance Benefits
- ☑ Optimized Race Calibration: Pre-calibrated out of the box for high-rpm motorsport and crate engine competition.
- ☑ 650 CFM Airflow Rating: Ideal 4-barrel airflow sizing for medium displacement race engines and track applications.
- ☑ Contoured Venturi Entry: Smooth inlet design enhances airflow efficiency for increased horsepower and throttle response.
- ☑ Gold Dichromate Finish: Classic protective plating provides maximum resistance against fuel corrosion and environmental wear.
- ☑ Tunable Screw-In Air Bleeds: Precise air bleed adjustment options allow custom tuning for specific track conditions.
- ☑ Double Pumper Mechanical Secondaries: Dual accelerator pumps supply instantaneous fuel delivery upon aggressive throttle input.
Technical Specifications
| Brand | Holley |
|---|---|
| MPN | 0-80541-2 |
| CFM Rating | 650 CFM |
| Carburetor Model | 4150 Classic HP |
| Number of Barrels | 4-Barrel |
| Flange Pattern | Square Bore (4150) |
| Secondary Type | Mechanical (Double Pumper) |
| Finish | Gold Dichromate Plated |
| Choke | None (Race Only) |
| Primary Nozzle Size | 0.028 in. |
| Secondary Nozzle Size | 0.029 in. |
What’s Included in the Box
- 1 x Holley Classic HP 650 CFM 4-Barrel Carburetor (PN 0-80541-2)
- Carburetor Base Flange Gasket
- Base Mounting Hardware Kit
Built upon decades of championship victory, Holley race carburetors set the standard in motorsport fuel delivery. Order your Holley 0-80541-2 Classic HP 650 CFM carburetor from JP Racing today to benefit from expert technical advice, high-performance race inventory, and fast UK delivery.
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