Seller notes

Standard Main Jet, 1/4-32 Thread, .073 in. Jet size; 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.; Menu About Us Feedback View All Listings Warranty Shipping Holley 122-70...

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