Holley 650 Double Pumper Diagram. Mechanical secondaries means your foot controls the opening of the secondary. Holley-Vacuum Secondary spread bore- "general" Rochester Quadrajet replacement [non computor].
Holley 0-76650BL 650 CFM Ultra Double Pumper Carburetor ... (Juan Medina)
As a staple on hot street cars and race vehicles, this four barrel carburetors dual accelerator pumps provide additional fuel under initial acceleration for awesome tire-turning performance in lighweight vehicles. Mechanical secondaries means your foot controls the opening of the secondary. Double Pumper & HP Performance Mech' Sec' HOLLEY.
Holley Double PumperĀ® carburetors are a perfect performance upgrade for hot street cars and race vehicles.
Features a dual feed fuel inlet and mechanical secondaries.
Rebuilt Holley 650 Double Pumper Carburetor for Sale in ...
Both feature four corner idle circuits Holley Performance Products is the parent company of all the brands you see on our web site. Double Pumper Carburetor Video - Holley Install & Tuning DVD. Holley Double Pumper carburetors are a perfect performance upgrade for hot street cars and race vehicles.