Holley Main Jets 56 #122-56 ABRA6007F Includes Depth Adjustment & sharpening

Includes Depth Adjustment & sharpening angle guide

Cap Screws

Overall length L1 91mm

• Size: 1/2 inch • Length: 55mm

Vibration level 2

Holley Main Jets 56 #122-56 ABRA6007F Includes Depth Adjustment & sharpeningThese 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 . 056" Jet size 1 4 32 Thread Sizes from 40 110 Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500