Re: D9R and 463 pull scraper
I don't have a chart, just made the piston groove a thousands bigger than the o-ring. You don't want it to tight and stretched or it will change the OD of the o-ring. Here's a link to what I referenced too. http://www.allorings.com/gland_dynam...iprocating.htm
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Joe
Last edited by dirtpusher9; 10-21-2010 at 01:32 PM.
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