Standard Main Jet #78 HO122-78 302-351C Aeroflow timing pointers make quick

Aeroflow timing pointers make quick and easy work of adding a timing pointer to your LS2 series engine

826-08-08S

AF6210-2001

14" Steering Wheel Half WrapDark Grey Leather

which are threaded prior to heat-treating

Standard Main Jet #78 HO122-78 302-351C Aeroflow timing pointers make quickStandard Main Jet #781 4 32" Thread, . 0870" Hole Size (Pair) HO122 78 122 78 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.