YX 140cc Bearings Kit For 1P56FMJ Engine YX140 Pit Dirt Bike This bearings kit is designed for the 1P56FMJ engine used in YX140 pit dirt bikes.It includes a complete set of bearings required for engine maintenance and rebuilds.The components are engineered to fit specific internal engine parts, supporting smooth and durability under regular use.Suitable for replacing worn or damaged bearings during routine servicing or performance. Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.