Piston Ø52mm of replacement for kit MHR 94cc on PIAGGIO / GILERA Air and Liquid (NRG, Runner ...)

Piston complete for MALOSSI MHR kits of diameter 52mm with its axis of 13mm. These racing pistons have a high silicon content and a very good alloy, as always at MHR, their manufacture and finishing is impeccable. The change is strongly advised every 6000km maximum. We obviously have the A / B / C ribs and finally D according to the wear of your cylinder. Generally on these cylinders, the passage in B is recommended to 8000 to see 10 000 km.