MSDs 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, Timing Pro Self Powered Timing Light Performance Racing Parts
Msd Ignition 8991 Timing Light Self Powered
MSD Ignition 8991 Timing Light
MSD Ignition 8991 Self Powered Timing Light