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Faster12 · 08-23-2016, 01:06 AM

So, interestingly, with a taller lid for better cooling and tri-y headers...why isn't the ZL1 making more than 650? Even if it's just a hair more, any efficiency improvements should yield slightly higher hp right?

08-23-2016, 01:06 AM	#10
Faster12 Drives: 2012 Black ZL1 #1158 Join Date: Apr 2012 Location: Alexandria, VA Posts: 187 View My Garage	So, interestingly, with a taller lid for better cooling and tri-y headers...why isn't the ZL1 making more than 650? Even if it's just a hair more, any efficiency improvements should yield slightly higher hp right?