Proform - 66839
This dual-gauge leakdown tester measures the condition of your head gaskets, piston rings, and valves. The gauge records incoming air pressure, and the right gauge records individual cylinder pressure - and the difference is you leakdown. Includes 14mm spark plug adapter. Sold as one kit.
Product Details:
- Leakdown Tester Kit
- Dual Gauge Model with14mm and 18mm Spark Plug Hole Adapters
- White Dial Faces Are 2-.50 Inch With Black Numbers
- 2 Foot Hose Length
- Regulator Is Included
- Sold as One Kit
