Spark Indicator. This non-contact spark tester will test for the presence of power in spark plugs
coils and distributors. Simply place the grooved end over the spark plug wire with the engine running and the high intensy bulb will flash indicating spark. Note: Depending upon screen of the ignition cables, it can be possible, that you see the flashing by daylight, very bad!
article-no. 20506
Needed quantity: 1