Description
Part Number: 0-82851SA
Holley 850 CFM Aluminum Street HP Carburetor
Engineered for street and light competition performance, the Holley 850 CFM Aluminum Street HP Carburetor combines race-bred 4150 HP features with street-friendly drivability in a lightweight, tumble-polished aluminum package.
Key Features
- ☑ Lightweight tumble-polished aluminum construction (weighs up to 40% less than zinc)
- ☑ Optimized street/strip calibration for exceptional throttle response
- ☑ Contoured venturi inlet for smooth, high-volume airflow
- ☑ Four-corner idle system for precise idle mixture adjustment
- ☑ Mechanical secondaries and dual accelerator pumps for instant fuel delivery
- ☑ Screw-in air bleeds providing precision tuning capabilities
- ☑ Dual feed fuel inlets with 5/8-18″ inverted flare female threads
- ☑ 100% wet-flow tested by Holley technicians prior to dispatch
Technical Specifications
| Brand | Holley |
|---|---|
| Manufacturer Part Number | 0-82851SA |
| Carburetor Model | 4150 Street HP |
| CFM Rating | 850 CFM |
| Material | Aluminum |
| Finish | Tumble Polished Shiny |
| Secondary Type | Mechanical |
| Choke | None (Chokeless Main Body) |
| Fuel Inlet Thread Size | 5/8-18″ Inverted Flare Female |
| Discharge Nozzle Size | 0.028″ (Primary & Secondary) |
What’s Included in the Box
- 1x Holley 850 CFM Aluminum Street HP Carburetor (PN 0-82851SA)
- 1x Base Plate Mounting Gasket
- Air Cleaner & Linkage Mounting Hardware
Holley has been the undisputed leader in fuel delivery systems for over a century, delivering unmatched reliability and winning performance on both track and street. At JP Racing, we supply genuine Holley products directly to UK motorsport enthusiasts with rapid UK dispatch and expert technical guidance.




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