Holley Main Jets 60 #122-60 6861190 Top Material/Finish None

Top Material/Finish None

EASY INSTALLATION: Pre-oiled and ready to drop into your factory air box

and are rated at 170

Centre Hole: 4MT

HEDMAN Standard Uncoated Headers

Holley Main Jets 60 #122-60 6861190 Top Material/Finish NoneThese 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