DDM HPI PISTON RING 36mm 29cc36mm Piston ring for CY engine. Fits 36mm bore piston as found on 36mm big bore kits, GP290 engine, CY31RC engine etc. PMW part # 4323.
DDM HPI PISTON RING 36mm 29cc36mm Piston ring for CY engine. Fits 36mm bore piston as found on 36mm big bore kits, GP290 engine, CY31RC engine etc. PMW part # 4323.