FREE SHIPPING & HANDLING!*                           Order by 11 PM EST for Same Day Shipping!

Holley 122-5000 - Holley Main Jet Extension

Holley 122-5000 - Holley Main Jet Extension

Holley#510-122-5000

Main Jet Extensions
  • 2/pkg

    Holley 122-5000 - Holley Main Jet Extension Details

    Main Jet Extensions

    Installation Notes:
    Requires the use of special "notched" float 510-116-11 to achieve proper clearance and to operate properly. A notched float kit 510-116-10 with float and extensions is also available.

    Holley 122-5000 - Holley Main Jet Extension

    The Holley Main Jet Extension is designed to screw into the metering block allowing the main metering jet to be threaded into the end. This moves the main jet fuel entry point out into the fuel bowl where it cannot be uncovered by fuel and cause a lean condition during hard acceleration or braking.

    Installation Notes:
    Requires the use of special "notched" float 510-116-11 to achieve proper clearance and to operate properly. A notched float kit 510-116-10 with float and extensions is also available.

    Items You May Also Consider
    Only $6.99

    Ships
    Only $15.99

    Ships
    Only $25.99

    Ships
    JEGS Performance Products 15223 - JEGS Float Bowl Drain Cup
    Only $12.99

    JEGS Performance Products 15273 - JEGS Float Bowl Catch Cans
    Only $12.99

    JEGS Performance Products 15836 - JEGS Carburetor Work Stands
    Only $34.99

    JEGS Performance Products 15018 - JEGS Gasoline/Alcohol Jet Tool
    Only $28.99


    See All Items You Need