Standard Main Jet #108 HO122-108 Product:1/4-32" Thread, .147" Hole Size (Pair) Product Features: Stainless hardware Included

Product Features: Stainless hardware Included Sold in pairs

The MegaShifter is one of B&M's all-time classic designs

AF400-08-30M

AF5074-1005

AR300-8332

Standard Main Jet #108 HO122-108 Product:1/4-32" Thread, .147" Hole Size (Pair) Product Features: Stainless hardware IncludedStandard Main Jet #1081 4 32" Thread, . 147" Hole Size (Pair) HO122 108 122 108 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.