Standard Main Jet #40 HO122-40 Product:1/4-32" Thread, .040" Hole Size (Pair) barometric pressure and other atmospheric

barometric pressure and other atmospheric conditions

Cork/Rubber Valve Cover Gaskets VS50005C FEVS50005C Suit Pontiac V8 265-455

Interiour Door Pull HandlesSuit 1933 Ford & Other Vehicals (Pair)

AF9551-0010

Standard Main Jet #40 HO122-40 Product:1/4-32" Thread, .040" Hole Size (Pair) barometric pressure and other atmosphericStandard Main Jet #401 4 32" Thread, . 040" Hole Size (Pair) HO122 40 122 40 These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimetres 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.