Sears 161.211740 Inductive Timing Light in box with instructions F*S import_2021_05_15_235529 dressy or casual

dressy or casual

No plastic here

The meter movement and operating mechanism are mechanical

the Fry-Jefferson map evolved from actual on-site survey work completed by Joshua Fry and Peter Jefferson

Sears 161.211740 Inductive Timing Light in box with instructions F*S import_2021_05_15_235529 dressy or casualSears 161. 211740 Inductive Timing Light with box in excellent condition with original box and instructions. This is used to set the timing of a running engine. The way it works is the black and red wire leads are clipped to the battery, and the inductive pickup is clipped to one of your spark plug wires. This triggers a strobe light so you can adjust the timing of your engine. This will only work on an engine having an older type ignition. It has a