Speaking of rings, remember the thread a little while back about NASCAR and
technology? The latest issue of Circle Track has a couple of interesting tech
articles about piston and ring technology, and a new bore finishing technique
called "hot-honing."
Gordon Glasgow
Renton, WA
> -----Original Message-----
> From: owner-datsun-roadsters@autox.team.net
> [mailto:owner-datsun-roadsters@autox.team.net]On Behalf Of Brian
> Hollands
> Sent: Sunday, April 14, 2002 5:19 PM
> To: Tom Phelan
> Cc: Datsun Roadster Mailing list
> Subject: RE: Opinions?
>
>
> The compression rings do have a top and bottom and were installed correctly.
> 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.
>
> Brian '69 2000
> Tampa, FL
> http://web.tampabay.rr.com/oilleak/
>
>
> -----Original Message-----
>
> Most rings have a top and bottom side. If it's installed upside down it may
> not work as designed and will actually let oil pass into the chamber instead
> of wiping excess oil down the cylinder walls.
>
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