Carburetor Standard Main Jet - 122-63 pre-bent-fuel-lines improved power and throttle response

improved power and throttle response on smaller displacement 4 and 6 cylinder vehicles

Inlet Type: Clamp-On

1974 Dodge Coronet

Part Number: 12518409

Carburetor Standard Main Jet - 122-63 pre-bent-fuel-lines improved power and throttle responseOverview: 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 &