Standard Main Jet #73 HO122-73 Product:1/4-32" Thread, .0790" Hole Size (Pair) Alloy AN Banjo Fitting 1/2"

Alloy AN Banjo Fitting 1/2" to -6ANBlue Finish

and size determines flow

Straight Hose Barb 5/16" to -6AN Female 411-06-05BLK AF411-06-05BLK Black Finish FEMALE -6AN TO 5/16" BARB Female -6AN tube nut end to 5/16" (7

Chev Bow-Tie Voltmeter Gauge 5891-00406 AU5891-00406 2-5/8"

624" Valve Lift

Standard Main Jet #73 HO122-73 Product:1/4-32" Thread, .0790" Hole Size (Pair) Alloy AN Banjo Fitting 1/2"Standard Main Jet #731 4 32" Thread, . 0790" Hole Size (Pair) HO122 73 122 73 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.