Carburetor Standard Main Jet - 122-76 dad 1x Fuel Hose (3/8 inch

1x Fuel Hose (3/8 inch Diameter)

Also Fits: 99-01 Ford F350SD/450SD/550SD

4 V8 1999 - 2010 Ford F-350 Super Duty 415/6

Outlet: 3 inch dual

1975-1979 GMC Jimmy 400 CID

Carburetor Standard Main Jet - 122-76 dad 1x Fuel Hose (3/8 inchOverview: These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimeters per minute" and are changeable for tuning purposes. The shape of the entry, exit, and size determines flow. All Holley Main jets are flow tested and then stamped with the correct number. Click on Catalog Product Page for complete listing of jets and sizes. Features: Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 &