Motorcycle engine cylinder Minarelli AM6 90 49MM with HW head

ADDITIONAL INFORMATION: Fits Aprilia RS50 (Minarelli AM6 engine), Derbi GPR 50 (AM6 engine), Yamaha TZR 50 (versions with AM6 engine), Rieju MRX/RS 50 (models with AM6 engine)
Other names: Minarelli cylinder, AM6 cylinder, 49 mm cylinder, 90 cc kit, cylinder and head kit, 2T cylinder
Category: Engine cylinder (2T)
Part codes: MINARELLI AM6 CYLINDER 90 49mm WITH HW HEAD, AM6, 49mm, 90, HW