GY6 Timing Chain Tensioner For Stroker Crank - ProBld

If you are running a stroker crank shaft on your GY6 125cc- 232cc this timing chain tensioner is a must. Otherwise you may find your self wondering if you have the proper length timing chain installed. Our ProBld timing chain tensioner is about 5mm shorter then the stock Chinese tensioner, not to mention much much better quality.