Features: 1.Wide Application: Replacement for YX 140cc 149cc 150cc 160cc engines, replacement for LIFAN 125 140 150 160CC, replacement for Zongshen 155cc Z155 Pit Dirt Bike, etc. 2.Durable Construction: The valve rocker arm is made from durable steel alloy, which is wear resistant, not easy to break and has long lasting service time. 3.Great Replacement: The engine valve rock arm is very good replacement or repair of the original damaged and worn valve rocker arm, better performance for your car. 4.Convenient Installation: You can directly install the valve rock arm rocker by removing the original without additional adjustment or modification, fast and convenient. 5.Professional Production: Engine valve rock arm after professional manufacturing, which makes it have stable characteristic and high reliability, highly dependable in using. Specification: Item Type: Valve Rock Arm_x000D_ Material: Steel Alloy_x000D_ Fitment: Replacement for YX 140cc 149cc 150cc 160cc engines, replacement for LIFAN 125 140 150 160CC, replacement for Zongshen 155cc Z155 Pit Dirt Bike, etc. PackageList: 1 x Pair of Valve Rock Arm