YENMAK, which was established in 1965, has been manufacturing by latest technology in TURKİYE and selling high quality cylinder liners, pistons, pins, piston rings, engine bearings, gaskets and valves to over 90 countries. We are supplying to OEM, OES and aftermarket companies. All our products are approved by ISO 9001:2015 ; IATF 16949 ; ISO 14001 Environmental Management System certificate. Our main production line is for European, American and Japanese-Korean series for all kinds of engines such as passenger cars, light commercial, agricultural, trucks, buses and heavy-duty construction machines.