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Mustang vs DynoJet comparo

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Old Mar 3, 2011, 11:50 AM
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i have my own comparision mustang vs dyno jet.
this thing dont let me sleep good back then'
.
so what i did . i did go to a dyno jet tune , then a next weekend i did a dyno day run on mustang.
and the numbesr was very very close. same tank of gas and almost same temperature also weather conditions.
basically nothing changed , but the date

My numbers are damn close .... I mean damn close.
SO i guess deppend on , how they set up the dyno more, then which one u using.

Rob

You can find my post about that in this forum with all the pictures etc.
Old Mar 3, 2011, 11:56 AM
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Originally Posted by Robevo RS
i have my own comparision mustang vs dyno jet.
this thing dont let me sleep good back then'
.
so what i did . i did go to a dyno jet tune , then a next weekend i did a dyno day run on mustang.
and the numbesr was very very close. same tank of gas and almost same temperature also weather conditions.
basically nothing changed , but the date

My numbers are damn close .... I mean damn close.
SO i guess deppend on , how they set up the dyno more, then which one u using.

Rob

You can find my post about that in this forum with all the pictures etc.
Capt. Obvious is obvious.
Old Mar 3, 2011, 11:58 AM
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Originally Posted by razorlab
Capt. Obvious is obvious.
yep. just to throw it out there , mister.
i have my own , without any biased since i do not own a shop neither im a tuner... LOL

my numbers are withint 10%

info for those who care
Old Mar 3, 2011, 12:01 PM
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Originally Posted by Robevo RS
.
so what i did . i did go to a dyno jet tune , then a next weekend i did a dyno day run on mustang.

My numbers are damn close .... I mean damn close.
.
Originally Posted by Robevo RS
my numbers are withint 10%
10% is "damn close" ?

Please don't ever work in analytics or precision manufacturing.
Old Mar 3, 2011, 12:06 PM
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nice write up
Old Mar 3, 2011, 12:08 PM
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Originally Posted by razorlab
10% is "damn close" ?

Please don't ever work in analytics or precision manufacturing.
never mind ... childish, and that is not what i said....
I had to check it for myself to know what is really a deal...
I m not a tuner neither a shop , so i was wondering back then, about this "big issues".

326 vs 307
334 vs 315

soo... yes not 10% -....- within 10%... do not play with two differnt sentence - post , and wash them together away you want it., not nice.

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here is my test results / analytics - which is i will do in the future too, im sorry with 0 biased,.


Usually more analyzis makes things more reilable results or understanding.....That is a way it suppos to work to get a fair results.

press on guys


Rob

Last edited by Robevo RS; Mar 3, 2011 at 12:59 PM. Reason: language barriers- etc.
Old Mar 3, 2011, 12:34 PM
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Here's another comparison between a Superflow, Dynapak and Dynojet all done in the same day:

http://blogs.insideline.com/roadtest...ree-dynos.html
Old Mar 3, 2011, 03:23 PM
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Originally Posted by Robevo RS
.
so what i did . i did go to a dyno jet tune , then a next weekend i did a dyno day run on mustang.

My numbers are damn close .... I mean damn close.
.
Originally Posted by Robevo RS
my numbers are withint 10%
Originally Posted by Robevo RS

326 vs 307
334 vs 315

soo... yes not 10% -....- within 10%... do not play with two differnt sentence - post , and wash them together away you want it., not nice.
Ok, thanks for posting the actual numbers. So 6% is "damn close" to you?

Again, please don't ever work in analytics, precision manufacturing or work on any aircraft that I might be flying in.

Last edited by razorlab; Mar 3, 2011 at 03:27 PM.
Old Mar 3, 2011, 04:38 PM
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Originally Posted by razorlab
Ok, thanks for posting the actual numbers. So 6% is "damn close" to you?

Again, please don't ever work in analytics, precision manufacturing or work on any aircraft that I might be flying in.
what are you actually arguing about or what are you try to say here?

Im so sorry if the "6%" or the "damn close" bothers you that much, if knew i wouldn't put it up there... LOL

Too bad i actually did the dyno test around me. Instead the dyno tests , i have to focus to learn not using 6-10% or not using a "damn close", so you will not be offended . Which probably would be a much more beneficial for the guys who are not tuners or shops owners , then an actual test from an independent guy /own money time etc./ on the dyno's.
Next time i will pay attention on it. Mean while any other things you want to say or share with us about the dyno subject? Like your analysis or dyno test you been done ?

Im looking forward to see a very precised explanation and documents from you.

Cheers Rob

ps: it was a nice chat with you, i did learned a lot. Means a lot to me.

Last edited by Robevo RS; Mar 3, 2011 at 05:15 PM.
Old Mar 3, 2011, 07:01 PM
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This is actually a good comparison. The MD and DJ numbers would have been quite a bit different if you were comparing the SAE Corrected numbers(DJ) to the MD numbers. Should the DJ graph be output in SAE CF, you would have, in all probability, seen a larger difference. Keep in mind the Trace Graph View(MD) as seen here reflects some filter or 'smoothing' and displays the 'corrected number'(this is what we all post as MD owners). We do not know what the correction factor was that was calculated before this graph was output.. if there was one at all.

Lowkey asked how roller weight would effect numbers. This is not related to strapping the car down with more force, rather the MD uses a value in the Dyno Calibration screen called Roller Weight. This value is set from MD for your particular dyno. Should you raise this number, it will artificially raise the entire curve. MD uses this vale to calculate the final output...this is a singular value used in conjunction with other set up values....too involved to go into in a post.

Hope this clarifies things a bit.

john

Originally Posted by Robevo RS
never mind ... childish, and that is not what i said....
I had to check it for myself to know what is really a deal...
I m not a tuner neither a shop , so i was wondering back then, about this "big issues".

326 vs 307
334 vs 315

soo... yes not 10% -....- within 10%... do not play with two differnt sentence - post , and wash them together away you want it., not nice.





here is my test results / analytics - which is i will do in the future too, im sorry with 0 biased,.


Usually more analyzis makes things more reilable results or understanding.....That is a way it suppos to work to get a fair results.

press on guys


Rob
Old Mar 3, 2011, 07:07 PM
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Great info!
Old Mar 3, 2011, 07:11 PM
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Originally Posted by Robevo RS
Mean while any other things you want to say or share with us about the dyno subject? Like your analysis or dyno test you been done ?

Im looking forward to see a very precised explanation and documents from you.

Cheers Rob

ps: it was a nice chat with you, i did learned a lot. Means a lot to me.
Do some homework / search before you try to be snide. I've posted a ton of threads on the subject of dynos over the years.

This is why I said "thanks for posting the actual numbers" because the data doesn't lie, it says 6%, when you said "damn close". Half the time I can't even understand what you are saying.
Old Mar 4, 2011, 09:35 AM
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Originally Posted by razorlab
Do some homework / search before you try to be snide. I've posted a ton of threads on the subject of dynos over the years.

This is why I said "thanks for posting the actual numbers" because the data doesn't lie, it says 6%, when you said "damn close". Half the time I can't even understand what you are saying.
http://www.youtube.com/watch?v=rXEaHrTc508
Old Mar 4, 2011, 01:10 PM
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Originally Posted by razorlab
.
Originally Posted by Robevo RS
.
Could you two acerbic gents take your quarrel elsewhere and leave this thread for a discussion on the differences between dynos?
Old Mar 4, 2011, 02:30 PM
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Originally Posted by lowkey
Could you two acerbic gents take your quarrel elsewhere and leave this thread for a discussion on the differences between dynos?
you just did a same thing .. LOL

im sure the mods will clean it up soon.


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