Holley Main Jets 60 #122-60 6027100 Jaw opening: 0-29mm

Jaw opening: 0-29mm

Package Contents 1 PreCharger Wrap

Champion 1/4In External Star Washer - 100Pk

Overall Length: 169mm

size 11/32 in

Holley Main Jets 60 #122-60 6027100 Jaw opening: 0-29mmThese 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. Standard Main Jet . 060" Jet size 1 4 32 Thread Sizes from 40 110 Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500