Designed exclusively for small engine repair Connect spark plug lead to tester and clip tester to g
SKU: 18-0120
Electro-plated Fits 3/4” and 13/16” hex head spark plugs
SKU: 18-0000
Works on both standard and electronic ignitions Simply adjust calibration screw to proper gap s
SKU: 18-0589
Connect one end to coil, other end to spark plug Window allows you to see the amount of spark
SKU: 18-9632
