MSD's new self-powered timing light is a tool every performance tuner should have. A great feature of the self-powered timing light is that it does not require 12 volts. For power, the light uses six AAA batteries.
MSD Ignition 8991 Self-Powered Timing Light
Msd Ignition 8991 Timing Light Self Powered
MSD Ignition 8991, One Timing Light Self-Powered Detachable Inductive Pickup
Msd Ignition 8991, Timing Pro Self Powered Timing Light Performance Racing Parts
