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post #1 of 2 (permalink) Old 12-01-07, 09:41 AM Thread Starter
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Smile which ring goes on top?

Installing new rings on Probe pistons. Perfect Circle rings. Which compression ring goes on top? I belive dot on top goes up. One has inside bevel on bottom, other has inside bevel on top with shiny on outside of ring. These are Plasma-Moly Ductile/Gray iron RBT. Part # 315-0025.030 4.360+ .030 1/16 1/16 3/16 Thanks Chuck

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post #2 of 2 (permalink) Old 12-16-07, 10:47 AM
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cool Re: which ring goes on top?

The dot or "pip" faces up.

Bevel on the ID of the ring: Faces up on the top ring; down on the second ring.

Paul


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