Xislet 170072 HEI Distributor Battery and Tachometer Pigtail Harness Eliminates the need for obsolete spade terminals that can fall off and kill your ignition Factory looking and the color coded to make it easy to identify the tach and battery connections Locking tab and shark fin ensure a tight positive fit and a reliable connection between your wiring and HEI Thick gauge type wiring made of high-temperature plastic rated at more than 250 degrees 7" wire with dual connector for 12v battery power and electronic tachometers

Simple clip and cleaned up your old HEI Distributors

Works on Most HEI Distributors such as on RV

SWPP - ACCEL 170072

Wire Connection Guide:

The green wire is for the Tac

The red is for +keyed battery power