Holley 0-4781C Model 4150 Double Pumper 850 CFM Square Bore 4-Barrel Mechanical Secondary Manual Choke New Carburetor

Holley 0-4781C Model 4150 Double Pumper 850 CFM Square Bore 4-Barrel Mechanical Secondary Manual Choke New Carburetor Reviews

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Holley 0-4781C Model 4150 Double Pumper 850 CFM Square Bore 4-Barrel Mechanical Secondary Manual Choke New Carburetor Feature

• Mechanical secondary dual accelerator pump is for additional fuel under initial acceleration
• Dual feed fuel inlet with mechanical secondary type
• Dichromate finish with center hung floats
• Manual choke for easy control of engine warm up
• 100-percent wet-flow tested and calibrated for street drivability

This carburetor features dual metering blocks, power valve blow-out protection, dual feed fuel inlets, and dual accelerator pumps to allow fine tuning of the secondary jetting. The manual choke is used for easy control of engine warm-up and a center hung float is also included. This carburetor is calibrated for gasoline.

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Mar 27, 2011 07:39:08