Carburetor Standard Main Jet - 122-105 engine-components Notes: Fits 2/4 wheel drive

Notes: Fits 2/4 wheel drive models and all wheelbases

7L V8 1979 - 1986 GMC K2500 Suburban   350/5

0L L4 121 CID Turbo 2019-2024 Audi Q3 2

Includes all parts

1x Brass Union for Main Fuel Lines A+B (3/8 in)

Carburetor Standard Main Jet - 122-105 engine-components Notes: Fits 2/4 wheel driveOverview: 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 &