... 4.Fuel-efficient, resistant to friction We sell products Single cylinder: 165F, Z170F,R170A, Z175F,R175A, R180A,R180,R185 ... piston rings, air filter, muffler, etc.Plasma Alloying Hardening Cylinder Liners Product Description 1, the Supporting CC CF ZH YAMAX Single ... sales agents well-known large-scale enterprises of cylinder, crankshaft, piston, cylinder head, piston ring. The major manufacturers of ...