GY6-125/150cc Engine Chain Tensioner Cam shaft Timing | Compatible: Engine Timing Chain Tensioner is fit for GY6 125cc 150cc 152QMI 157QMJ Engine. | Fits most of chinese scooter atv go kart | Made with high strength aluminium for maximum durability. Anti-rust, lightweight and abrasion resistance. | Original standard, direct replacement for old or broken one.Perfect match for the original car, easy to install.