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David David is offline
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Join Date: Apr 2002
Location: Houston (Clearlake), TX
Posts: 8,581
Garage
I guess my 50mm Tial has the stock spring, whatever that is. When it was on the dyno, I noticed it opening when the throttle was closed even at very low loads. I never saw it open under boost.
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2014 Cayman S
2011 Cayenne Turbo
1979 930 (475 rwhp at 0.95 bar)
Old 04-03-2007, 10:14 AM
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