Spark Plug Tester, Adjustable Ignition Coil Tester System, Coil Pack Tester, Spa
Spark Plug Tester, Adjustable Ignition Coil Tester System, Coil Pack Tester, Spa
USD 14.60 USD
Specifications
| Brand | Unbranded |
| Country Of Origin | United States |
To use, attach the alligator clip to the engine, connect the other end to the spark plug wire and check the spark length through the small window. The longer the spark gap, the stronger the coil.
