Standard Main Jet #107 HO122-107 Water Necks & Adapters P/N 12635 40-M Stainless Replacement

P/N 12635 40-M Stainless Replacement Element Service element for Aeromotive Billet

45° Female Swivel Coupler -6ANBlue Finish

Once installed

Used to equalise installed height of valve spring Made from the highest quality shim stock Available in three different thicknesses to help achieve proper valve spring height Available for many different spring diameters

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

Standard Main Jet #107 HO122-107 Water Necks & Adapters P/N 12635 40-M Stainless ReplacementStandard 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.