ztr mowers
Member
any body got suggest pull what little hair left out on this unit, runs smooth as can be for couple hrs then just stop like turn key off, fires right back up with out choke then re die, did so far, fuel tank been flushed, all new lines,new coils, even tried new carb, still flunked. only thing i have not switched or touched is piston and valves. going to try tomorrow with out muffler see if it is perhaps exahust valve stick, i am out of ideas. this is twin so when it dies it never coughs, pops or anything just like turn key off. and it is very picking on time lenght last winter when had thought fixed it ran for 6 hrs befor just died, talked kohler expert techs and they stumped said call back when i found what it finall was. anybody got geuss on this one.