Here's what a 119k km (75k mile) 13 year-old o-ring looks like compared to a new one (on the right). Hopefully that explains my leaks.
The width of the o-ring groove on the tube looks overly generous, allowing spreading of the o-ring. A narrower groove might keep the o-ring effective for longer.
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2001 Boxster, 5 spd, Seal Grey
Last edited by clickman; 10-01-2014 at 05:02 PM.
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