Holley Main Jets 75 #122-75 5630650 Base (W)65 x (D)84 x

Base (W)65 x (D)84 x (H)27mm

WNMG and WNMM 0604

the GEARWRENCH Combination Wrenches are a must have for every toolbox

1 of 3mm x 75mm

Improved workpiece finish through better balance

Holley Main Jets 75 #122-75 5630650 Base (W)65 x (D)84 xThese 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 . 075" Jet size 1 4 32 Thread Sizes from 40 110 Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500