Valve Lapper Set - Dual End Suction Cup Lap Stick - Spring Compressor Grinding Stick Kit - Valve Hand Lapping Tool - Small Engine Spring Compressor Compound Kit - 1-1/8", 1-3/8", 5/8", 3/16" Inch

Sizes:
Small - 5/8" and 3/16"
Large - 1 1/8" and 1 3/8"

Helps you properly match valve seats during an engine top-end rebuild.

Includes dual ends with oil and UV-resistant synthetic rubber cups that help you put the finishing touches on your tune-up.

Premium, thick hardwood handles for easy lapping.

Suitable for any clean, flat surface of a lawn mower, chainsaw, or small or large engine car or other vehicle with 5/8-inch, 13/16-inch, 1-1/18-inch, and 1-3/8-inch (1.6cm, 2.1cm, 2.9cm, 3.5cm) valves.

6.75-inch (17.1cm) long handles for ultimate control, less user fatigue, and more productivity; 8.9-inch and 8.3-inch (22.6cm and 21.1cm) overall lengths

How to Use: Clean all carbon deposits off valve and wipe down each valve, install valve in valve guide, press correct size suction cup firmly onto head of valve, and lightly spin tool handle between palms of your hand (as if trying to start a fire) until a suitable finish is obtained; We recommend placing valve lapping/grinding compound (not included) on valve seat or valve surface (keep compound off the top surface of the valve to ensure proper suction)

Package contents: Includes (2) valve lapper tools with dual ends for your convenience - Large 1-1/8-inch and 1-3/8-inch, Small 5/8-inch and 3/16-inch; Lapping/grinding compound not included