Re: Opinions?

["Tom Phelan" <tomph@mchsi.com>]

Hi again,

> The compression rings do have a top and bottom and were installed
correctly.

Actually the second ring is a combination compression and oil control ring
and that was the one I was thinking of.
See the following URL :

http://www.hastingsmfg.com/Service%20Tips/factors_influencing_oil_control.ht
m

or the scraper ring on

http://www.deves.com/pistonrings_inst.html

But since you said these were installed correctly I guess it's not them.

> The oil ring is a 4-piece affair (Deves) with an upper and lower ring that
> are identical.  The only note made in the oil ring's instruction was to
> stagger the gap of each piece 90 degrees.  It doesn't appear that the oil
> ring can be installed upside down.

I agree. Seems you got it right.
http://www.deves.com/oilring_inst.html

Guess it's not the rings then. Sorry.

Tom P

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