Fist thing I would do is change the engine oil & filter.
If the hydraulic pump seals had ever went bad, it had been leaking hydraulic oil into the crankcase diluting the engine oil.
I would also change the hydraulic oil as well, replace with hy-trans equivalent. Keep a very careful check of both levels during operation. If the hydraulic oil gets low, as the engine oil gets higher, then the pump seals are bad.
Could be worn valve guides, if so, it would smoke more at start up & clear up as the engine warms.
What color are the plugs?
Black, sooty, tan, oil soaked ?
This post was edited by rhtx55 at 16:39:21 01/07/15 4 times.
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