04 Exmark TTHP hydro pumps are leaking pretty bad.
Toward the end of last season (nov-dec) I changed the hydro filter and oil, exmark filter and Mobil1 15w50 as was in it and recommended OEM.
The hydros never leaked until it sat for a few months with no use.
Mower has around 1800 hours and runs and functions very well.
Before replace/repair the pumps I want to try an additive to help stop leaks
Where I need input, and my question is; should I use motor/engine type stop leak (very thick...
Hydro pump/s leaking at pulley seals
Toward the end of last season (nov-dec) I changed the hydro filter and oil, exmark filter and Mobil1 15w50 as was in it and recommended OEM.
The hydros never leaked until it sat for a few months with no use.
Mower has around 1800 hours and runs and functions very well.
Before replace/repair the pumps I want to try an additive to help stop leaks
Where I need input, and my question is; should I use motor/engine type stop leak (very thick...
Hydro pump/s leaking at pulley seals