Holley Main Jets 68 Pair #122-68 Flat Wshr M20 097 12 C212-10 5/8 0

097 12 C212-10 5/8 0

Will not fit EFI Heads (see #7594)

0 x 60 Metric Coarse 10 Pieces Zinc Plated Hex Bolts & Nuts

NOTES: 70-73 Ford Mustang 351C

Holley Main Jets 68 Pair #122-68 Flat Wshr M20 097 12 C212-10 5/8 0These 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. Features : Standard Main Jet . 068" Jet size 1 4 32 Thread Sizes from 40 110 Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500