Sport crankshaft for scooter with minarelli horizontal engine, 10mm piston pin.High quality sports crankshaft, lightweight with polemide.Red parts are high-tech polymer and is used to increase the main compression to help the gases, to get in the combustion chamber, faster.
St..
Hardness: 60% (4,9k), (th) 3,9mm, green,l 91 mm, Ø i 57,8 mmWith the reinforced Malossi central spring, you will find the part needed to transmit engine power in acceleration.Malossi springs are made of special Silicon steel with a high carbon content. Heat treatment and dynamic balancing make t..
ext.Ø 57,8x90mm thread Ø 4,2mm, Hardness: 6,8k, 35%With the reinforced Malossi central spring, you will find the part needed to transmit engine power in acceleration.Malossi springs are made of special Silicon steel with a high carbon content. Heat treatment and dynamic balancing make them an ex..