Holley Main Jets 58 #122-58 6230160 Capacity: 80 to 120mm

Capacity: 80 to 120mm

The 0-7448 is designed as a stock replacement for 2BBL street applications as well as being mandated for some oval track racing sanctioning bodies

brass & aluminum and can be used in air and electric die grinders

washable headband

Japanese Bearings

Holley Main Jets 58 #122-58 6230160 Capacity: 80 to 120mmThese 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 . 058" Jet size 1 4 32 Thread Sizes from 40 110 Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500