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Old 04-21-2015, 12:10 PM   #33
SuperSound


 
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Drives: '17 Camaro 2SS A8
Join Date: Jan 2015
Location: Eastern NC
Posts: 5,063
Quote:
Originally Posted by ULTRAZLS1 View Post
What I don't understand is how one can guess and extrapolate a hp figure they consider accurate that is based upon a guess on top of a guess. For one you are guessing how accurate the given dyno is and also guessing drivetrain loss. Not to mention readings can vary depending on operating temp, proper air to the engine during testing and tire pressure just to name a few.
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Very good point. FI engines are more succeptable to atmospheric conditions compared to NA. I wonder what the standards are for SAE testing in terms controlled atmosphere.
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