Carburetor Standard Main Jet - 122-50 FineLInes This system is perfect for

This system is perfect for the person looking for a moderately aggressive exterior and interior sound level with all of the performance benefits that you would expect from Flowmaster

4L V8 1967 - 1974 Dodge Charger   440/7

3 V8 2008 Ford F-150 Limited 330/5

Thermal Choke Control Line For 55 Ford Thunderbird Auto Choke Inlet Tube Steel

Pulley Works with Power Steering Pump 198-104 to Reduce Power Steering Pressure for Older Muscle Cars & Trucksctory Low Pressure Steering Boxes in Muscle Cars & Trucks w/ Gen III Hemi Engine

Carburetor Standard Main Jet - 122-50 FineLInes This system is perfect forOverview: 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 &