Standard Main Jet #73 HO122-73 Blower Injector Hats longer life and more horsepower

longer life and more horsepower Requires less spring pressure for better valve control Reduces the weight of the spring and allows a smaller

Made of polished stainless steel and fits around the inside of the grille shell adding a great touch of detail

Fits GM LSx motors including 2010 and newer automatic Camaro with L99 engine and 1st through 4th generation Camaro's and Firebird's

suit Electric 2-5/8" gauge

Can be mounted in any position

Standard Main Jet #73 HO122-73 Blower Injector Hats longer life and more horsepowerStandard 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.