Description
Holley 650 CFM Aluminum Street HP Carburetor
Race-bred Model 4150 performance tamed for aggressive street and strip applications with lightweight aluminum construction.
Overview
The Holley Aluminum Street HP 650 CFM carburetor (PN 0-82651SA) combines premier features from Holley’s race-proven 4150 HP series and Double Pumper line into an aggressive street/strip package. Constructed from lightweight die-cast aluminum, it reduces engine weight by up to 40% compared to traditional zinc models while providing an attractive tumble polished finish. Engineered with a chokeless, contoured venturi main body and a 4-corner idle system, this 4-barrel carburetor offers precision tuning, instant throttle response, and maximum airflow efficiency.
Key Features
- ☑ Lightweight Aluminum Construction: Delivers up to 40% weight savings over standard zinc carburetors with lasting shine.
- ☑ Contoured Main Body: Race-derived venturi inlet maximizes balanced airflow for elevated horsepower.
- ☑ Mechanical Secondaries: Double-pumper configuration with dual accelerator pumps for instantaneous throttle response.
- ☑ Precision Tuning: Screw-in air bleeds and a 4-corner idle system allow precise idle and street/strip calibration.
- ☑ Street-Ready Baseplate: Includes built-in vacuum ports for power brakes, PCV, and timed spark advance distributor port.
Technical Specifications
| Brand | Holley |
|---|---|
| Part Number | 0-82651SA |
| Flow Rate | 650 CFM |
| Carburetor Model | 4150 Street HP |
| Flange Type | Square Bore (4150) |
| Material / Finish | Tumble Polished Aluminum |
| Secondary Type | Mechanical Secondary |
| Choke Type | None (Chokeless Contour Main Body) |
| Fuel Inlet | Dual Feed (7/8″-20 Thread) |
| Idle System | 4-Corner Idle Control |
What’s Included in the Box
- 1x Holley 650 CFM Aluminum Street HP Carburetor (PN 0-82651SA)
- 1x Square Bore Mounting Flange Gasket
- 1x Air Cleaner Gasket & Standard Installation Hardware
100% wet-flow tested by Holley technicians prior to dispatch, the 0-82651SA Street HP delivers unmatched out-of-the-box performance. Purchase directly from JP Racing for expert motorsport technical support and fast UK delivery.
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