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Intermediate Brake Line For 87-91 R3500 2WD Dually Rear Axle Steel
Integrated Boost Control - Boost vs Time
Application 68-72 Pontiac Lemans GTO
Can also be used in reverse
Carburetor Standard Main Jet - 122-49 fine-lines Intermediate Brake Line For 87-91Overview: 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 &
