
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
- Ultra Double Pumper Carburetor
- 850 cfm with Manual Choke
- Hard Core Gray
- Ultra High Strength And Durability
- Ultra Cool Modernized Looks
- 4 Corner Idle
- 4 Vacuum Ports
- Manual Choke
- Precise Idle Control And Stability
- Clean Safe Performance
- Easy To Install And Understand
Constructed from aluminum, Holley Ultra Double Pumper Manual Choke Carburetors weigh about five pounds less than conventional carburetors. They have mechanical secondaries and an enhanced fuel curve for optimum performance, 4-corner idle for precise control, clear fuel level sight plugs for no-mess adjustment, and four ports for necessary vacuum accessories. Available in 650, 750, and 850 cfm.
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Features:
- Holley's traditional "Double Pumper" manual choke for fast cold starts
- Lightweight aluminum (also maintains shine longer than zinc-plated carburetors)
- Mechanical secondaries designed for light, manual vehicles or automatics with high stall/low gearing
- 4-corner idle control
- Glass fuel sight windows for safe & simple float level adjustment
- Four Vacuum Ports: 1 power brake, 1 full vacuum, 1 timed (spark), 1 PCV
- Ford automatic transmission kickdown lever for popular Ford transmissions (does not work with AOD)
- Tumble-polished bodies have anodized billet aluminum metering blocks & baseplates in black, blue, or red
- Holley's blacked-out "Hard Core Gray" finish is a hard coat anodizing for the ultimate in corrosion resistance


Put together by JEGS professionals to ensure that you get all the correct parts you need.
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