Holley Ultra Double Pumper Manual Choke Carburetors

Fuel, Carbs & Intakes
Carburetors
Holley Ultra Double Pumper Manual Choke Carburetors

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.

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.

Carburetor Technical Specifications Guide#, Click Here