Carburetor Standard Main Jet - 122-57 water-pumps 7' Short Bed Only

7' Short Bed Only

4L V8 1968 GMC K15/K1500 Pickup   327/5

00-inch diameter components for a crossover pipe fabrication so you can create a custom tailored system for your demanding vehicle project

This system comes complete minus the mufflers and allows you to choose the sound level of the Flowmaster performance mufflers you desire for your vehicle

Carburetor Standard Main Jet - 122-57 water-pumps 7' Short Bed OnlyOverview: 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: Standard Main Jet . 056" Jet size 1 4 32 Thread Fits All