In that engine I would use 30w Castrol or 30w Valvoline racing oil and change it every 25 hours.
Joe Melbouring Fl. > Message: 5 > Date: Fri, 16 Oct 2009 00:20:44 +0000 > From: joseph lamberson <wakel...@hotmail.com> > Subject: KR> Oil > To: kr list list <kr...@mylist.net> > Message-ID: <bay133-w3b6134450b10ecfe2e6d9c1...@phx.gbl> > Content-Type: text/plain; charset="iso-8859-1" > > > Please ,who has a great plains 1835 like mine ,what weight > and type oil do you (any one) run?It came to me with 5-30 > mobil synthetic.I do not belive this is right. I havent > fiered it up yet for fear of scoring the cylnders as I know > in my ranger pu ,after sitting for 72 hrs or so ,start up > rattels badly. Stuff seems to drain off . Am I just dreamin? > I shure dont want a nightmare that could have been prevented. > Any way,please what is the correct oil and weight ,and what > bout the old stuff? thanks ,joseph