Valve lapper set for hand lapping valves. 5/8", 13/16", 1 1/8" & 1 3/8" cups for small and large valves.

You lap valves to make valves seat like new again. when the valve is closed and theres not a perfect seal you loose compression. Lapping the valves restores this. So is a must have for any Mechanic or DIY Enthusiast.

Place valve lapping compound on valve seat or valve surface as directed by compound instructions. Install valve in to valve guide Press correct size suction cup firmly on to head of valve Spin valve lapper tool handle between palms of the hand until a suitable finish is obtained.