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Old 06-20-2008, 08:41 AM   #7
golfer17
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Quote:
Originally Posted by Def View Post
S13 banjo bolts definitely have a restriction built into them. 0.060" is fine for a BB CHRA even if it is a bit over Garrett's recommended orifice diameter.

Honestly, I wonder if they've done an instrumented test on their 0.030" claim. That will SEVERELY drop the pressure going to the CHRA, such that I doubt it ever gets anywhere remotely close to their maximum seal pressure of 20-25 psi. Maybe the operating range is lower, which would make sense, but in my "day job" I've seen lots of engineers just do a quick little CFD on their desktop and it's about as close as trying to piss 30 ft into the wind.
lol, I think I know exactly what you're talking about (hell, I do the same thing sometimes myself with the little CosmosExpress add-in for FEA in SolidWorks).
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