Permatex Valve Lapping Compound Kit With Lisle Lapper Tools (21100, 21200) – Complete Grinding Kit

If you're rebuilding an engine cylinder head, you absolutely need this valve lapping kit to get a proper seal.

It's a handy bundle that includes everything you need to hand-lap your valves.

You get the classic Permatex 80036 valve grinding compound, which is the go-to for machinists and hobbyists alike, plus the essential Lisle tools: a 21100 and 21200 lapper.

This set lets you achieve that perfect, smooth contact pattern between the valve face and its seat, which is critical for compression and engine performance.

It's a simple, hands-on process that makes a huge difference.

Whether it's for a classic car, a small engine, or a performance build, this kit is a must-have for any serious DIY mechanic's toolbox.