PRODUCT NAME PISTON KIT STYLE CAST REPLICA PISTON MATERIAL ALUMINUM ALLOY / CAST SKIRT COATING MOLYBDENUM DISULPHITE PISTON DIAMETER 53.94 MM COMPRESSION RATIO STANDARD CYLINDER DIAMETER 54.00 MM DISPLACEMENT 125 CC ENGINE TYPE 2-STROKE UNITS KIT RIDING STYLE OFF-ROAD Package info WEIGHT 0.4 LBS HEIGHT 2.2 LENGTH 3.26 WIDTH 2.24