[ Precise Design ] --- Driving engine, engine intake&exhaust valve can open or close in due time, and engine cylinder can function properly.
[ Excellent Performance ] --- Engine timing chain reduces chain friction, extends seal life, improves seal performance. manufactured for riders that demand the performance.
[ Easy Installation ] --- The Timing Chain for GY6 is easy to install and disassemble, requires no complicated steps, meets original standards, and can replace original parts.