... after high frequency quenching OEM,ISO 9001 Timing Sprocket for NISSAN YD25: Model No.:The picture is Model: 13014-8H800, ... 1992. •More than 200 styles for many cars, such as NISSAN, TOYOTA, CHRYSLER, DODGE, BUICK, FORD, FIAT, MAZDA, SUZUKI... •Made of ... use. •With the harden teeth after high frequency quenching process.Application: •Used for auto engine transmission system. •Widely used by foreign ...