Carburetor Standard Main Jet - 122-90 transmission-lines 7L V8 1959 - 1965

7L V8 1959 - 1965 Chrysler New Yorker 413/6

Don't let the low price fool you

Some models have an external cooler line which we will also include

These Jones Exhaust Systems chrome plated exhaust tips are American-made and offer you performance construction with a showroom finish

4L V8 1973 Chevrolet Monte Carlo Landau 454/7

Carburetor Standard Main Jet - 122-90 transmission-lines 7L V8 1959 - 1965Overview: 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 &