Standard Main Jet #107 HO122-107 Water Necks & Adapters engine damage

engine damage

Suit S/B Chev 283-400

D 9001-275 AF9001-275 3" (76mm) Length

you might want to upgrade your 1-bolt camshaft to a 3-bolt design so it can handle the increased power

3mm) to 1-7/8" (47

Standard Main Jet #107 HO122-107 Water Necks & Adapters engine damageStandard Main Jet #1071 4 32" Thread, . 145" Hole Size (Pair) HO122 107 122 107 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.