Carburetor Main Body 
750 CFM; Annular Boosters

• Direct replacement components to turn a street carburetor into a high-performance carb
• Add up to 25-50 HP with PROFORM's 100% NEW, high-performance carburetor main body
• Get maximum air flow with no air horn, choke tower, or choke control.
• Main body does not retain vacuum advance port in original metering block.

FEATURES

• For Use with Holley® 4150 750 CFM Carbs
• No Air Horn
• Features Adjustable Air Bleeds and High-Performance Annular Boosters
• Comes with Gaskets and Jet Kit
• Natural Aluminum Finish
• Comes with Gaskets and Jet Kit
• Sold Individually