GOOFIT Timing Chain Tensioner Replacement for Helix CN250 Elite CH250 Baja BR250 Water-Cooled 250cc ATV Go Kart Scooter

Adopting high quality structural design to reduce deformation or breakage caused by long-term friction. the internal spring is of high quality and long-lasting elasticity, avoiding chain loosening caused by fatigue relaxation and prolonging service life. Effectively reduces chain slap noise, prevents serious failures such as tooth jumping and valve jacking due to slackness, and protects the internal components of the engine. The design is simple and rational, and all components have been rigorously tested to ensure easy and quick installation. Package included: timing chain tensioner *1.