offers piston rings for gasoline and diesel engines.

We supply an extensive range of piston rings for passenger car, truck,  bus, tractor, air brake compressor, forklift, motorcycle, generator and  various industrial engine applications.

Wasu also manufactures piston rings for custom applications based on samples and drawings. We offer a variety of materials and coatings for piston rings ranging in diameter from 40mm to 340mm, in a wide variety  of profiles and joint types.