No. The engine has not been started yet. I plan to use a zinc break-in
additive with whatever oil I use. It's very warm out here in the DC area,
so I was thinking of the heavier weight oil. I guess the best bet is what
the WSM and you suggest (10W30). Thanks.
On 7/8/10 10:01 PM, "Ron Fraser" <firstname.lastname@example.org> wrote:
> Have you already done a break in run on the engine? I would use
> 10W30 not 20W50 plus a bottle of break in oil that has all the high pressure
> additives for the break in run unless you have a roller cam which does not
> need the additives. I would continue to run 10W30 or 10W40 as regular oil.
> Some of the oils have more of the additive but I'm not sure off hand which
> Ron Fraser
> -----Original Message-----
> From: email@example.com [mailto:firstname.lastname@example.org]
> On Behalf Of Would U. Believe
> Sent: Thursday, July 08, 2010 8:55 PM
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> Subject: [Tigers] Best Dino Oil for 260/289/302?
> I am trying to figure out the best choice of dino oil for the 289 engine.
> Because the engine is freshly rebuilt and needs to be run in, I don't want
> to use synthetic (too slippery). What grade oil are you all using, 20W50?
> Thanks! _______________________________________________
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