Standard Main Jet #101 HO122-101 Product:1/4-32" Thread, .126" Hole Size (Pair) Jumbo keepers are machined from

Jumbo keepers are machined from premium chromoly steel and heat-treated for maximum strength

Easily adapt from Male NPT thread to Female AN thread

and adapt easily to Aeromotive P/N 13212 (A2000 Bypass - gasoline) or P/N 13214 (Double Adjustable Bypass - alcohol) fuel pressure regulators

500 Series Black Push Lock Hose -8AN30 Metre Length

816-06BLK-25

Standard Main Jet #101 HO122-101 Product:1/4-32" Thread, .126" Hole Size (Pair) Jumbo keepers are machined fromStandard Main Jet #1011 4 32" Thread, . 126" Hole Size (Pair) HO122 101 122 101 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.