Holley Main Jets 56 #122-56 ABRA6007F Vibration level 2

Vibration level 2

25 x M30 x 60 x 3 ZINC PLATED HEAVY DUTY

with the characteristic V-ribs which is resistant to oil and temperature stresses

Ideal where a heavy blow is required combined with a relatively small striking area

Used in a simple circular or up /down action this hone is easy to use

Holley Main Jets 56 #122-56 ABRA6007F Vibration level 2These 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