HOLLEY  |  Part# HLY-0-4781C

In Stock

Highlights:

• Barrels - 4
• Booster - Down Leg
• CFM - 850
• Choke - Manual
• Finish - Gold Dichromate
• Fuel Inlet - Dual
• Fuel - Gasoline
• Material - Zinc
• Model - 4150
• Primary Main Jet - 80
• Primary Power Valve - 6.5
• Primary Pump Nozzle Size - 31
• Product Type - 4150 Model Carburetor
• Prop 65 - Short Label - prop65_warning.jpg
• Prop 65 (C, R or CR) - CR
• Prop 65 Yes/No - Yes
• Secondaries - Mechanical
• Secondary Main Jet - 80
• Secondary Pump Nozzle Size - 31
• Supercharged Application - No
• Throttle Bore - 1.750 inch
• Title - Holley - MDL 4150 DOUBLE PUMP-CHROMATE
• Vacuum Ports - 1 timed (spark) port, 1 full, and 1 PCV port