Standard Main Jet #86 HO122-86 Product:1/4-32" Thread, .100" Hole Size (Pair) ED4241 won't fit 1991 and

ED4241 won't fit 1991 and later big-block Mark V engines

V-Band Exhaust Flange BOOSTED 7875 1

torsion Bar Rack 6959 HRP-6959 15 Spot

150 Series Taper One-Piece Full Flow Swivel 180° Hose End -12ANBlue/Red Finish

BSRS035406516N

Standard Main Jet #86 HO122-86 Product:1/4-32" Thread, .100" Hole Size (Pair) ED4241 won't fit 1991 andStandard Main Jet #861 4 32" Thread, . 100" Hole Size (Pair) HO122 86 122 86 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.