riding mower

[cj]

Changed the oil last season and it is at the proper level

[Denis G.]

:

may be too loose.

I?ve only seen the conventional horizontal/vertical engine naming to refer to the crankshaft orientation:

I found my valve clearances here:

art_ms3992.pdf

I used 0.006? for intake and 0.010? for exhaust (+/- .001?) for the engine I worked on.

[The Daring Dufas]

The overhead valves are a heck of a lot easier to adjust than the old valve in block designs. I've actually used a propane torch to heat up the older valve in block engines to get them to run. ^_^

TDD