Holley Main Jets 67 #122-67 6481320 6 1977-1979 (Rear)

6 1977-1979 (Rear)

LESS WEAR: Torque is transmitted through the fastener flats instead of the corners

75" driver side

Like all SEO models it offers the perfect combination of comfort and performance

Overall length 82mm

Holley Main Jets 67 #122-67 6481320 6 1977-1979 (Rear)These 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 . 067" Jet size 1 4 32 Thread Sizes from 40 110 Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500