Proform High Performance Carburetor Main Body - JEGS

Proform High Performance Carburetor Main Body


Proform
Proform High Performance Carburetor Main Body

Product images may differ from actual product appearance.

Race Inspired Design Adds Up to 25-50 HP!

Proform's High Performance Carburetor Main Body is a 100% new, direct replacement component for your wore out or leaking carb main body. Packed with features like smooth radius venturis, down-leg or annular boosters, adjustable screw-in air bleeds, air horn and choke plate delete. This main body is developed to get maximum air flow that easily turns your street carb into a high performance race-design carb. This high performance swap is an easy installation utilizing your existing metering blocks, fuel bowls and base plate. Comes complete with instructions, all necessary non-stick replacement gaskets and a high performance jet kit. This main body does not retain vacuum advance port in original metering block.

  • 100% New Component, Not re-built
  • All Aluminum Construction (excluding p/n 778-67203, Zinc Construction)
  • Smooth Radius Venturis
  • Choke Horn Deleted
  • High Performance Down-Leg or Annular Boosters
  • Adjustable Screw-In Air Bleeds
  • Easy Swap, Direct Replacement
  • Includes Instructions, Non-Stick Gaskets and Jet Kit



  • 9 Products View All
    Vacuum Secondary Carburetors

    778-67101C
    750 CFM High Performance Carburetor Main Body
  • Vacuum Secondary Design
  • Gasoline
  • Down-Leg Boosters
  • Aluminum Body
  • Fits Holley Model #3310 (750 CFM)

    View this item

    Fits Applications
    Installation Instructions for Proform
  • $126.99
    Ships
    Mechanical Secondary Carburetors

    778-67203
    650 CFM High Performance Carburetor Main Body
  • Mechanical Secondary Design
  • Gasoline
  • Down-Leg Boosters
  • Zinc Body
  • Flows up to 690 CFM
  • Fits Holley Double Pumper Model #4777 (650 CFM)

    More info on Proform 67203

    Fits Applications
  • $216.99
    Ships
    06/25/13

    778-67100C
    650-800 CFM High Performance Carburetor Main Body
  • Mechanical Secondary Design
  • Gasoline
  • Down-Leg Boosters
  • Aluminum Body
  • Fits Holley Double Pumper Models #4777 (650 CFM), #4778 (700 CFM), #4779 (750 CFM), #4780 (800 CFM)

    View this item

    Fits Applications
    Installation Instructions for Proform
  • $125.99
    Ships

    778-67217
    750 CFM High Performance Carburetor Main Body
  • Mechanical Secondary Design
  • Gasoline
  • Annular Boosters
  • Aluminum Body

    View this item

    Fits Applications
  • $231.99
    Ships

    778-67216
    750 CFM High Performance Carburetor Main Body
  • Mechanical Secondary Design
  • Alcohol
  • Down-Leg Boosters
  • Aluminum Body

    View this item

    Fits Applications
  • $231.99
    Ships
    06/25/13

    778-67107C
    850 CFM High Performance Carburetor Main Body
  • Mechanical Secondary Design
  • Gasoline
  • Down-Leg Boosters
  • Aluminum Body
  • Requires 1-3/4'' Bore Throttle Plate

    View this item

    Fits Applications
  • $195.99
    Ships

    778-67108C
    950 CFM High Performance Carburetor Main Body
  • Mechanical Secondary Design
  • Gasoline
  • Down-Leg Boosters
  • Aluminum Body
  • Requires 1-3/4'' Bore Throttle Plate

    View this item

    Fits Applications
  • $211.99
    Ships

    778-67109C
    1050 CFM High Performance Carburetor Main Body
  • Mechanical Secondary Design
  • Gasoline
  • Down-Leg Boosters
  • Aluminum Body
  • Requires 1-3/4'' Bore Throttle Plate
  • Fits 4150-series only

    More info on Proform 67109C

    Fits Applications
  • $239.99
    Ships

    778-67218
    1050 CFM High Performance Carburetor Main Body
  • Mechanical Secondary Design
  • Gasoline
  • Annular Boosters
  • Aluminum Body
  • Requires 1-3/4'' Bore Throttle Plate
  • Fits 4150-series only

    More info on Proform 67218

    Fits Applications
  • $261.99
    Ships

    9 Products View All