Description
Holley 850 CFM Ultra Double Pumper Carburetor
High-performance all-aluminum 4-barrel carburetor finished in Hard Core Gray with black anodized billet aluminum metering blocks and base plate.
Product Overview
Engineered for serious street machines and track competitors, the Holley Ultra Double Pumper (PN 0-76850HB) delivers an unbeatable combination of race-proven mechanical secondary throttle response and all-aluminum weight savings. Weighing approximately 5 lbs less than traditional zinc carburetors (a 43% weight reduction), this 850 CFM carburetor features a hard coat anodized Hard Core Gray finish for superior corrosion resistance and a stealthy motorsport look.
Equipped with 6061-T6 billet aluminum metering blocks and base plate, 4-corner idle control for precise tuning, clear fuel level sight glasses, and a factory-preset electric choke for instant cold-start reliability, the 0-76850HB comes 100% wet-flow tested by Holley technicians to ensure out-of-the-box performance.
Key Features
- ☑ 850 CFM Flow Rate: Calibrated specifically for high-horsepower street and strip V8 engines.
- ☑ Hard Core Gray Finish: Hard coat anodized body casting offers ultimate corrosion protection and a distinct look.
- ☑ Billet Aluminum Components: Black anodized 6061-T6 billet aluminum metering blocks and base plate for maximum strength and precise fuel metering.
- ☑ 43% Weight Savings: Lightweight aluminum construction saves up to 5 lbs over standard zinc carbs.
- ☑ Factory Preset Electric Choke: Easy cold start-ups and smooth warm-up idle.
- ☑ Mechanical Secondaries: Instant throttle response and aggressive acceleration.
- ☑ 4-Corner Idle Tuning: Allows fine-tuned idle mixture adjustments on all four barrels.
- ☑ Built-in Clear Sight Plugs: Safe, spill-free fuel level checks and float adjustments.
Technical Specifications
| Brand | Holley |
|---|---|
| Part Number | 0-76850HB |
| CFM Rating | 850 CFM |
| Carburetor Flange | 4-Barrel Square Bore (4150) |
| Finish / Color | Hard Core Gray Casting / Black Anodized Billet |
| Base Plate Material | 6061-T6 Billet Aluminum |
| Secondary Type | Mechanical |
| Choke Type | Electric (Factory Preset) |
| Idle System | 4-Corner Idle |
| Fuel Type | Gasoline |
What’s Included in the Box
- 1x Holley 0-76850HB 850 CFM Ultra Double Pumper Carburetor
- 1x Mounting Flange Gasket & Air Cleaner Gasket
- 1x Mounting Hardware Kit & Throttle Linkage Accessories
- 1x Electric Choke Wiring Lead
When you order Holley performance components from JP Racing, you get genuine motorsport quality backed by technical expertise and fast UK dispatch. Upgrade your fuel delivery system with confidence through the UK’s trusted high-performance supplier.
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