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Holley Ultra Double Pumper ...
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Holley
Product Details
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Vehicle Compatibility
Fits Holley Ultra Double Pumper Carburetor.
Please refer to manufacturer specifications for complete compatibility information.
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Key Features
650 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline
- Shiny with blue 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
- Compatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required.
- 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!
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Product Specifications
Barrel Quantity
4
Barrels
4
Billet Color
Blue
Body Color
Polished
Booster Design
Straight
Booster
Straight
Brand
Holley
Carburetor Use
Performance and Race
CFM
650
Choke Type
Electric
Choke
Electric
Cubic Feet Per Minute Rating
650
Flange Type
Square/4150
Fuel Inlet
Dual
Grade Type
Performance
Linkage Attached
Yes
Marine Approved
No
Marine Use
No
Mounting Hole Quantity
4
Part Type
Carburetor
Primary Jet Diameter
63
Primary Main Jet
63
Primary Power Valve
6.5
Primary Pump Nozzle Size
28
Product Type
Carburetor
Secondaries
Mechanical
Secondary Main Jet
73
Secondary Pump Nozzle Size
31
Spacer Included
No
Supercharged Application
No
Throttle Bore
1.688 inch
Vacuum Ports
1 timed (spark) port
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Package Contents
Kit includes all necessary components. Please refer to manufacturer specifications for detailed package contents.