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Old 01-23-2012, 02:29 PM   #31 (permalink)
alcheng
A True Z Fanatic
 
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Join Date: Jun 2011
Location: Toronto
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Drives: 2011 ZR PW w/Clutch
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Quote:
Originally Posted by gsxr750 View Post
if you look at the stillen dyno chart you will see that the engine really doesn't make any real power gains until 6500 -7000 rpm and below that range it only makes between 5-8 hp increase, not a really that significant for a $1000 price tag. Also most ppl don't drive their cars close to redline.
There's some gains on the paper, but in reality, I think it's more hp gain in your mind than on the wheel.

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