... .Durable 4.Fuel-efficient, resistant to friction We sell products Single cylinder: 165F, Z170F,R170A, Z175F,R175A, R180A,R180,R185 S195,R195 ... sales agents well-known large-scale enterprises of cylinder, crankshaft, piston, cylinder head, piston ring. The major manufacturers of an agent. Varieties complete, reasonable price, sincerely ...