PROFORM CARBURETOR MAIN BODY -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses; For Use Only On Holley Double Pumper 650 CFM Carburetors With Part Number 4777 And 750 CFM With Part Number 4779 With Mechanical Secondary, All New, Direct Replacement Components To Turn A Street Carburetor Into A High-Performance Carburetor, Guarantees Additional 25-50 Hp, Absolutely No-Rebuilt Components, Enabled For Easy Swap-In, Swap-Out Installation Using Existing Metering Blocks, Fuel Bowls, And Base Plate, Complete With 14 Screws Only, Has Adjustable Screw-In Air Bleeds, High-Performance Down-Leg Boosters, Delivers Maximum Air Flow With No Air Horn, Choke Tower, Or Choke Control, Includes All Necessary Non-Stick Replacement Gaskets And High-Performance Jet Kit, With Manufacturer's Limited 30-Day Warranty' Condition: New Emissions: 49-State Legal - no CA shipments Product Fit: Minor Modifications Quantity Sold: Sold Individually Anticipated Ship Out Time: 1-2 Business Days Fuel Type: Gasoline Part Number: 67100C