Holley Main Jets 66 #122-66 4338580 aligning Steel components and fabrications

aligning Steel components and fabrications and repositioning equipment

The body comprises a gripping surface designed for optimum torque transmission with handling accuracy

This product has the following approvals: GM dexos1:GEN2 Licensed

1 of #1 x 100mm

Holley Main Jets 66 #122-66 4338580 aligning Steel components and fabricationsThese 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 . 066" Jet size 1 4 32 Thread Sizes from 40 110 Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500