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Old 08-31-2016, 03:24 PM   #157 (permalink)
future370zzz
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Join Date: Dec 2011
Location: Bay Area
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Drives: 10 Nissan 370z
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Quote:
Originally Posted by TBatt View Post
The pulls that were done on the dyno were just so I knew where I'm currently at. The car is being remote tuned by Seb at SpecialtyZ. He just sent me an updated tune with more timing advance but I don't see much point in logging the data for him if the boost level isn't where it should be. I'm being tuned for 93 octane.

Yes, I agree that there are lots of variables with the build, dyno and tune. I have seen where other Stillen systems have pulled over 400 on the same dyno at Z1 but with the 8 psi setup. I have the 9 psi pulley and am getting 8.4 which is reasonable. The problem is that I can't reproduce the boost that they got on there dyno run. On the street I'm only seeing 7-ish.
How was the 8.4psi boost reading taken by Z1 compared to how you're seeing 7psi? Maybe two different methods? Maybe they tightened the belt system down just before the pull?
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