Standard Main Jet #66 HO122-66 Product:1/4-32" Thread, .066" Hole Size (Pair) NPT to Straight Male Flare

NPT to Straight Male Flare Adapter 3/8" to -8ANBlue

55" Valve spring maximum lift:

Individual Console

The Aeroflow 100 series hose is a true double braided stainless hose that uses the highest quality stainless wire available

Standard Main Jet #66 HO122-66 Product:1/4-32" Thread, .066" Hole Size (Pair) NPT to Straight Male FlareStandard Main Jet #661 4 32" Thread, . 066" Hole Size (Pair) HO122 66 122 66 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.