Small Engine Adjustable Spark Tester 
- Adjustable spark gap to determine strength of coil on most small engine applications.
- Designed for use on small engines with and without batteries; third pin is for magneto systems on small engines.
- Highlighted marks at 4 & 6mm for most common start and end locations.
- Spark plug end fits securely onto spark plug for better connection than alligator clip.
- Can be used for both in-line and grounded testing.
- ▫ Separate grounding clip included in kit.
- Scale is in millimeter increments which is mostly a small engine reading.
- Fully insulated for shock resistance.
- Made in USA
- Patent pending
View PDF Datasheet
Product UPC: 00872100823
Availability: In stock.