Compatible with Cylinder OEM for Yamaha 4J2-11311-01-00,4J2-11311-00-00,3L5-11311-01-00; Piston 3PT-11351-00-00,517-11181-01-00,102-11181-00-00,107-11181-00-00,517-11181-00-00
Compatible with Cylinder Head OEM for Yamaha 4J2-11111-01-00,L5-11111-02-00; Gasket 3PT-11351-00-00,517-11181-01-00,102-11181-00-00,107-11181-00-00,517-11181-00-00
Compatible with Yamaha QT50 1979-1987, PW50 1981-2017 Motorcycles
Includes Cylinder, Cylinder Head, Wiseco Piston Kit, Gasket Kit, and NGK Spark-Plug
The Standard Bore Cylinder has a 40.00 mm Bore and 39.20 mm Stroke; The Cylinder Displacement is 49cc and has a 6.01 Compression Ratio; Cylinder Material Steel; Cylinder Sleeve Coating None