KN200GY-4 1. Strong power with high speed. 2. Excellent pass through, racing dirt bike Engine125cc150cc200cc Engine No.156FMIxxxxxxxx162FMJxxxxxxxx163FMLxxxxxxxx Type124cc, 4-Stroke, Single cylinder, Air Cooled149cc, 4-Stroke Single cylinder,Air Cooled193cc, 4-Stroke Single cylinder,Air CooledBorexStroke56.5 mmx 49.5mm62.5mm x 49.5mm63.5mm x 62.0mmCompression9.0:19.2:19.2:1Output, Max(Kw/Rpm)7.8/ ...