CDI 519-S48 Spark Tester - 8 Cyl.
CDI 519-S48 Spark Tester - 8 Cyl., CDI Stevens Deluxe Spark TesterProduct Description: Spark Tester has adjustable open spark and can be divided into two sections when testing. ; NOTE: Replacement spark plug wire tips order P/N: 519-48TA, Metric Adapters order P/N: 519-48M.;