Description
Part Number: 0-76650BK
Holley 650 CFM Ultra Double Pumper Carburetor with Black Billet Accents
Engineered for street and strip performance, the Holley Ultra Double Pumper delivers high-flow efficiency, 43% weight savings over zinc models, and factory pre-set electric choke convenience.
Key Features & Performance Benefits
- ☑ Lightweight All-Aluminum Body: Saves roughly 5 lbs compared to traditional zinc carburetors while maintaining a durable tumble-polished finish.
- ☑ 6061-T6 Billet Components: Precision CNC-machined black anodized billet aluminum metering blocks and base plate ensure leak-free gasket sealing.
- ☑ Dual Accelerator Pumps: Double Pumper mechanical secondaries deliver immediate throttle response and instant fuel delivery under heavy acceleration.
- ☑ Factory Pre-Set Electric Choke: Integrated choke mechanism ensures reliable, hassle-free cold engine starts.
- ☑ 4-Corner Idle Tuning: Provides complete, independent air/fuel control across all four barrels for precise idle mixture adjustment.
- ☑ Built-In Sight Glass Windows: Clear fuel bowl level windows enable quick, mess-free float adjustments without fuel spill.
Technical Specifications
| Brand | Holley Performance Products |
|---|---|
| Part Number | 0-76650BK |
| CFM Rating | 650 CFM |
| Flange Type | 4150 Square Bore |
| Choke Type | Electric Choke |
| Secondary Type | Mechanical Secondaries |
| Main Body Finish | Tumble Polished Aluminum |
| Metering Block / Base Plate | Black Anodized Billet 6061-T6 Aluminum |
| Vacuum Ports | 4 Vacuum Ports (Timed Spark, PCV, Full/Constant Vacuum) |
| Transmission Kickdown | Includes Ford Automatic Transmission Kickdown Lever |
What’s Included in the Box
- 1x Holley 650 CFM Ultra Double Pumper Carburetor (PN 0-76650BK)
- 1x Flange Mounting Gasket & Installation Hardware Kit
- 1x Electric Choke Power Wire Lead
- 4x Fuel Bowl Sight Windows (Pre-Installed)
When buying from JP Racing, you are sourcing genuine Holley high-performance components backed by official technical expertise. Our UK warehouse provides rapid dispatch across the United Kingdom and Europe to keep your build moving forward without delay.




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