Originally Posted by Nissan370 Not many dynos read the same but it's not flywheel hp it's power at the hub We all know dyno pack read alittle high and mustang
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12-23-2011, 11:53 AM | #46 (permalink) | |
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12-23-2011, 01:57 PM | #47 (permalink) | |
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GTM Twin Turbo 583whp 468trq Uncorrected @ 12psi. |
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12-23-2011, 02:15 PM | #48 (permalink) |
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He might be making that at a higher psi, I bought raul (RCZs) stillen and made 20 more hp than him on the same dyno with the exact same setup minus a lightweight pulley. he made 385-390 on the mustang dyno and I believe 455 on the dyno jet. I made 405hp on the mustang dyno at a little over 7 psi at max hp so however you look at it that is close to 465-475 on a dyno jet. Simple fact is every dyno is different and every shop sets their up differently. most shops set theres to read higher because it makes the customer happier and gives them bragging rights. Dyno's are one thing a tool to help the tuner get the most out of what they are trying to tune. some tuners are conservative to ensure the final product is dependable and will last others try to get every little ounce out of the vehicle and this can lead to longevity of the system. Either way and I think someone else said it earlier it doesnt matter what numbers are put down it comes down to how happy you are at the end of the day.
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12-23-2011, 02:23 PM | #49 (permalink) |
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It also doesn't take into account the entire drivetrain south of the exhaust manifold.
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12-23-2011, 02:28 PM | #50 (permalink) | |
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Something else was going on when one of those readings was taken. Quite possibly a mis-calibrated dyno at one of the locations, or complete incompetence on the part of one or both of the dyno owners.
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12-23-2011, 05:39 PM | #52 (permalink) | |
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12-23-2011, 06:06 PM | #53 (permalink) |
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Man some of you guys say alot but don't know squat about dynos ...if your doing your measurement at the hubs how is that not going through the drive train?
Also to nismo370 it's a dyno I can go to 10 of them and get 10 different numbers I got these numbers from this dyno! Just like you got the numbers in your sig..so how do we know your numbers are real. I am not going to run around town getting dynos from different shops just to make you happy. So YOU GET OVER IT DUDE! I dont come to this forum talking sht about anyone I just post my experience with my car.. If you don't like it just skip the post and go listen to 370zsteve who dont know what the hell he is talkin about!
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370z vsr motorsports single turbo/built motor 9.1cr 525rwhp/450rwtq @ 10.5psi (stock maf maxed out) Last edited by Nissan370; 12-23-2011 at 06:41 PM. |
12-23-2011, 08:12 PM | #54 (permalink) |
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I know because I have the fastest trap to date in 100'F weather 127mph bogging off the line when I made 527whp sae. BAM!!! And my friend Mr.Squeeze has a stillen kit with the the upgraded impeller and cog setup and he made 465whp on a dynojet when it was 50'F that's how I know also. Smh.
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GTM Twin Turbo 583whp 468trq Uncorrected @ 12psi. |
12-23-2011, 09:13 PM | #55 (permalink) | |
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to give you an idea on the number differences, the following is taken straight from the C&L Performance website "We have received a report from a "concerned customer" who informed us that some people believe that the dyno chart at the bottom of this page has incorrect information. Apparently, people on internet web forums somehow believe that we "do not know what we are talking about" due to the fact that we state that a stock 2003-2004 Cobra made "only" 316 rear wheel horsepower on a MUSTANG dyno. Since "everyone knows that these cars make at least 360 rear wheel horsepower stock" and these people must be ignoring the first three charts on the page, we felt it necessary to explain. The first three charts on this page were tested using DYNOJET dynos, which is an inertia style dyno. The SAE corrected numbers that it delivers are what most people use when trying to compare horsepower numbers "on the internet", because it is the most commonly used type of dyno. The chart at the bottom of the page was generated from testing on a MUSTANG dynamometer, which is a load bearing dyno, and these dynos will typically read about 14% lower than the Dynojet numbers that most people are used to seeing. If you take the baseline value that is mentioned (316) and multiply it by 1.14, you will 'amazingly' come up with a value of 360.24 HP as the "stock" adjusted value. In addition to this, if you take the peak "after" horsepower reading of 372.9 (which was measured with an exhaust upgrade and our air intake assembly) and multiply it by 1.14, you will achieve a value of 425.1 HP. If you look at the second dyno chart on this page, you will find that another vehicle with the similar modifications (exhaust upgrade and our air intake) just so happened to make 426.44 HP on a Dynojet, which is only 1.3 HP off from this adjusted value. Even though the base values are lower when using a Mustang brand dyno, you will notice that the improvement of 22 rear wheel horsepower that was measured when testing our intake assembly was not substantially different than the gains shown in the first two dyno tests on this page. If this doesn't make sense to you, then we strongly suggest that you do not "contribute" to the education of people in your community on the internet message boards. The caption under the last dyno chart explicitly states that this vehicle was tested on a Mustang dyno. We hope that this information will clear any confusion that might have existed in the mind of any internet "experts" who were unaware that different types of dynos exist and that they can actually deliver different horsepower readings." now if you have read all of that steve then you know you have just been muhauahahahahahhah.
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12-23-2011, 11:08 PM | #56 (permalink) |
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Lol BAM!!! Ok what are you like 5 anyways mr fastest z in 100 deg weather I am done . Next time I post it will be with video and time slips from the track . Got to love it when people come on here no dyno plots not time slips ,no video just there word
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370z vsr motorsports single turbo/built motor 9.1cr 525rwhp/450rwtq @ 10.5psi (stock maf maxed out) |
12-26-2011, 05:06 PM | #60 (permalink) |
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http://www.youtube.com/embed/tuXUrZEMl3c
starting to play around with my gopro and some editing software.. the car is even seeing 11psi just past redline
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370z vsr motorsports single turbo/built motor 9.1cr 525rwhp/450rwtq @ 10.5psi (stock maf maxed out) Last edited by Nissan370; 12-26-2011 at 05:48 PM. |
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