Improves compression, engine responsiveness and reliability while reducing friction and wear in intensive motocross or enduro use.

Offers excellent top-end sealing and high wear resistance thanks to a high-performance design adapted to modern 2-stroke engines.

Offers excellent resistance to high mechanical loads thanks to a replica cast design specially developed for 2-stroke mini motocross engines.

Improves durability, reduces engine wear and includes a complete ready-to-fit assembly with piston, rings, pin and circlips.