Malossi Sport 70 strong torque cast iron cylinder kit with robust piston and 2 rings. Easy to tune and original carb and exhaust system are retained. Ideal for inexperienced tuners. Supplied with all necessary mounting parts, carbon reeds, instructions, gaskets etc. Original cylinder head may be used. Best quality cylinder we offer. Original carb may be retained, but jetting must be altered. 17.5mm carb is ideal together with a tuning sports exhaust.