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Old 08-06-2007, 11:58 AM   #11
Scooby Specialist
Member#: 63977
Join Date: Jun 2004
Chapter/Region: NESIC
Location: Mass
2005 STi


Originally Posted by gto7419 View Post
The only reason you would need to upgrade springs is because of valve float at higher rpms...

You looking at a 9,000 rpm redline? I would be very concerned about oil problems....

Who is building your shortblock? Using extra bearing clearances? Check out this thread if youre thinking about high rpms...
wasnt really planning on reving to that level. Nor was I planning on building the shortblock at this time, most likely I plan on freshening it up but not "builiding" it.
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Spilner is offline   Reply With Quote