Carburetor Standard Main Jet - 122-103 4-Door Transmission Cooler Lines

Transmission Cooler Lines

8L V8 1977 - 1979 Ford F-100 351/5

Year Make Model Position Fitment Notes 1961-1963 Buick Special Front Left or Front Right 1963-1964 Chevrolet Bel Air Rear Left or Rear Right 14

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Carburetor Standard Main Jet - 122-103 4-Door Transmission Cooler LinesOverview: 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 &