Holley Performance Ultra Double Pumper 4 Barrel Carburetor - 0-80812BKX
Holley Performance Carburetor
Carburetor; Ultra XP; 4 Barrel; 650 Cubic Feet Per Minute (CFM); Calibrated For Circle Track; Square Bore Flange; Mechanical Secondaries; Gasoline; Shiny Aluminum With Black Anodized Billet Aluminum Metering Blocks And Base Plate
MPN: 080812BKX
Features
- Aluminum Construction. Anti-Siphon Valve In Main Body To Reduce Pump Pullover
- Contoured Venturri Inlet Offers Balanced Airflow For Increased Horsepower. 100 Percent Wet-Flow Tested By Holley Technicians To Assure It Arrives Ready To Run
- Metering Blocks Feature Improved Durability, True Gasket Sealing And Fully Adjustable
- Clear Sight Windows On Both Sides Of Bowls For Easy And Safe Fuel Level Adjustments. Integrated Idle Bypass Valve Eliminates The Need For Holes In Throttle Plates
- 4 Corner Idle Allows You To Precisely Control Your Idle System Internal Pump Passage In Metering Block Equipped With A Tunable Bleed Off For Further Tuning Of Accelerator Pump
- Primary Throttle Shaft Capped To Prevent Entry Of Debris And Contaminates. Calibrated Specifically For Use On Circle Track
- Knurled (Hand Adjustable) Primary And Secondary Curb Idle Screws Allow For Easy Idle Adjustment Without The Use Of Tools
- PTFE Coated Throttle Shafts Rides In Oil Impregnated Bronze Bushings For Smooth Throttle Actuation
- Fuel Bowls Provide 20 Percent More Fuel Capacity While Controlling Slosh With Internal Baffling
- Limited 90 Day Warranty
Specifications of Holley Performance Ultra Double Pumper 4 Barrel Carburetor - 0-80812BKX | |
CFM | 650 |
Choke Type | No Choke |
Condition | New |
EGR | Without EGR |
Emissions | 49 State Legal |
Finish | Zinc Chromate |
Flange Style | 4150 Flange |
Fuel | Methanol |
Fuel Inlet | Dual |
Includes Gaskets | No |
Number Of Barrels | 4 |
Recommended Use | Racing |
Secondary Type | Mechanical |
Vehicle Fit List | Chevrolet Big Block 1965-1990 Gen IV 00, Big Block 1991-1995 Gen V 00, Small Block 1955-1986 00, ... |
1900-1900 Chevrolet Big Block 1965-1990 Gen IV
1900-1900 Chevrolet Big Block 1991-1995 Gen V
1900-1900 Chevrolet Small Block 1955-1986
1900-1900 Chevrolet Small Block 1987-1998 (OE Roller)
1900-1900 Chevrolet Small Block 383
1900-1900 Ford Small Block 221-351W
1900-1900 Ford Small Block 347
1900-1900 Oldsmobile V8 260-455
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