Malossi forged high-compression pistons d=66mm Yamaha T-Max 500

High compression forged piston set for all T-Max 500 models. They are necessary for installing the Malossi camshaft, to prevent the valves from hitting the original piston. Pistons with Ø15 pin and with 3 pistons. Includes the pins and rings. Piston dimensions: Ø65.965mm - Ø65.980mm. For original cylinders without modification, dimensions: Ø66.000mm - Ø66.010mm. Oversized pistons for re-bored cylinders also available, Ø66.2. (ref.M3413706.20).