Carburetor Standard Main Jet - 122-103 exterior-body-parts Dress up your engine with

Dress up your engine with Holley's 10" Chrome Plated Round Air Cleaner Assembly

1x Main Fuel Line D (3/8 inch Diameter)

3 Diesel C6 Steel

The acceptable measurement range is known as a tolerance

6L V8 1964 - 1967 Chevrolet Chevelle 327/5

Carburetor Standard Main Jet - 122-103 exterior-body-parts Dress up your engine withOverview: 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 &