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Old 10-03-2012, 03:11 AM   #11
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Join Date: Feb 2001
Location: Dublin, CA
2002 WRX Sedan
Midnight Black


Originally Posted by sonic_wrx189 View Post
How is running higher comp pistons? I'm in the process of building a 2.1 stroker and am advised to stay away from higher compression because it's mote knock prone.
E85 has tons of margin in it at stock CR. You sure will see these issues with a 0.5-1 point CR bump on pump gas, but on E85? Shouldn't see knock with such a small bump in compression.
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