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Old Oct 16, 2010 | 09:39 PM
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32krazy!
Senior Member
Joined: Apr 2009
Posts: 5,349
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From: murfreesboro,tn
Default Re: Stock hp: 330 or 349??

Originally Posted by Bigkid
Wow guys 321 and 323 are great stock #s. Stock my car was 303 rwhp. We all know how different the numbers can turn up on different machines with different test conditions. I am not as knowledgeable as you guys but I heard that you add 18 to 20 % back to the rwhp number to get crank hp which is how most cars are factory rated. This would put Mimio5srt's car at 349 crank hp and your cars at about 390 crank hp using the 20% conversion rate. Did I do this correctly?

mine would be closer to 378 crank hp at 18%. i never use the higher #. i think the thing to consider is how close buggins and my car were in stock trim on 2 completely different dynos. mine was done on a mustang dyno on a perfect weather day. low temps low humidity and long cool downs between runs. i actually dyno'd right at 323 but the graph was a mess so we cooled and ran again and netted the 321 with a nice graph pattern.

if i have learned anything about these cars its that weather plays a major role in how they run. in tn this time of yr my 32 is just starting to feel the power. early in the am and after the sun sets the temps are in the 40's and the s/c just loves it. much stronger than the stifling hot weather temps with engine temps hitting 199*F.
 
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