Holley 0-80903HB Gen 3 Ultra Dominator Carburetor 1050 CFM 4500 Mechanical Secondaries Idle Air Bleed Size 53.0 Hard Core Gray

Developed in 1969 for Nascar racing, the Holley 0-80903HB Gen 3 Ultra Dominator is a 4-barrel performance carburetor featuring dual 50cc accelerator pumps, aluminum construction weighing 3.8lbs, with fully machined venturii and maximum CFM up to 1475 in higher calibrations. This 1050 CFM model measures 2 inches in throttle bore with 1.690-inch venturii and 11.5-inch fuel inlet spacing, featuring -6AN to SAE 8 port fittings. Fits 586 Oldsmobile, Cadillac, Allard, Buick and 45 other makes vehicles from 1952 to 1996, including the 1993-1996 Chevrolet GP3500 and the 1992-1995 Bentley Continental. Full vehicle list below.

Fits: 1993-1996 Chevrolet GP3500, 1992-1995 Bentley Continental and 1983-1994 Chevrolet C35 and other applications

• CFM: 1050
• Barrel Quantity: 4.0
• Billet Color: Hard Core Gray with Black
• Body Color: Hard Core Gray
• Body Finish: E-Coated
• Booster: Annular Billet Insert
• Booster Design: Annular
• Circuit: 3.0
• Condition: New
• Flange Type: Dominator/4500
• Fuel Type: Gasoline
• Fuel Inlet: Dual
• Grade Type: Performance
• High Speed Air Bleed: 40.0
• Idle Air Bleed Size: 53.0
• Intermediate Air Bleed: 63.0
• Linkage Attached: Yes
• Marine Approved: No
• Marine Use: No
• Material: Aluminum
• Mounting Hole Quantity: 4.0
• Needle and Seat Size: 120;120
• Primary Main Jet: 84.0
• Primary Power Valve: 5.5
• Primary Pump Nozzle Size: 35.0
• Secondaries: Mechanical
• Secondary Main Jet: 94.0
• Secondary Pump Nozzle Size: 35.0
• Spacer Included: No
• Supercharged Application: No
• Throttle Bore: 2.000 inch
• Venturii Size: 1.690 inch
• Air Cleaner Flange Diameter: 7 1/4
• Color: Hard Coat Gray
• Float Level: Externally Adjustable
• Fuel Inlet Type: -8 ORB
• Primary Float Type: Center Hung Nitrophyl
• Secondary Float Type: Center Hung Notched Nitrophyl
• Series: Gen 3 Dominator
• The Gen 3 Ultra Dominator features a brand new main-body, brand new state-of-the-art calibrations, high volume fuel bowls and sizes up to 1475 CFM!
• Cubic Feet Per Minute Rating: 1050.0