Description
Holley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. Double Pumper carburetors are an American icon when it comes to performance carburetors. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether you are burning up the street or the quarter mile.
Features
-Shiny with red anodized billet aluminum metering blocks/base plate for good looks and true gasket sealing
-Ultra Double Pumpers feature an Optimized street/strip calibration that works out-of-the-box
-Factory preset electric choke for easy startups
-Mechanical secondaries for awesome tire turning performance
-4 corner idle allows you to precisely control your idle system
-Built in, clear fuel level sight glass for easy, no mess fuel level adjustments
-Aluminum construction for a 43% weight savings
-Ford A/T kickdown
-Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
-100% wet-flow tested by Holley technicians to assure it arrives ready to run!
Barrels 4
Billet Color Red
Booster Straight
Brand Holley
CFM 650
Choke Electric
Condition New
Emission Code 3
Finish Shiny
Fuel Gasoline
Fuel Inlet Dual
Marine Use No
Material Aluminum
Model 4150
Primary Main Jet 63
Primary Power Valve 6.5
Primary Pump Nozzle Size 28
Product Type 4150 Model Carburetor
Secondaries Mechanical
Secondary Main Jet 73
Secondary Pump Nozzle Size 31
Supercharged Application No
Throttle Bore 1.688 inch
Vacuum Ports 1 timed (spark) port, 2 full, and 1 PCV port
Features
-Shiny with red anodized billet aluminum metering blocks/base plate for good looks and true gasket sealing
-Ultra Double Pumpers feature an Optimized street/strip calibration that works out-of-the-box
-Factory preset electric choke for easy startups
-Mechanical secondaries for awesome tire turning performance
-4 corner idle allows you to precisely control your idle system
-Built in, clear fuel level sight glass for easy, no mess fuel level adjustments
-Aluminum construction for a 43% weight savings
-Ford A/T kickdown
-Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
-100% wet-flow tested by Holley technicians to assure it arrives ready to run!
Barrels 4
Billet Color Red
Booster Straight
Brand Holley
CFM 650
Choke Electric
Condition New
Emission Code 3
Finish Shiny
Fuel Gasoline
Fuel Inlet Dual
Marine Use No
Material Aluminum
Model 4150
Primary Main Jet 63
Primary Power Valve 6.5
Primary Pump Nozzle Size 28
Product Type 4150 Model Carburetor
Secondaries Mechanical
Secondary Main Jet 73
Secondary Pump Nozzle Size 31
Supercharged Application No
Throttle Bore 1.688 inch
Vacuum Ports 1 timed (spark) port, 2 full, and 1 PCV port