NoPistons -Mazda Rx7 & Rx8 Rotary Forum

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-   Single Turbo Discussion (https://www.nopistons.com/single-turbo-discussion-13/)
-   -   Dyno'd My To4r Today (https://www.nopistons.com/single-turbo-discussion-13/dynod-my-to4r-today-39150/)

BNA_ELLIS 05-19-2004 05:07 PM

Tuned my first car today (yes my own).

rough spec is hks to4r single turbo kit with 50mm racing wastgate 0.84 a/r housing, large street port, ported uim & lim, b&m ignition amp, apexi fuel pump, 2 additional injectors welded to uim, hks additional injector controller, hks evc boost controller, apexi ecu + datalogit etc etc, ran out of time so need to go back for another session conservative timing, and fueling 16 psi boost. It was a good learning experience for me.

dyno is in rwhp.

Midnightdriver 05-19-2004 05:30 PM

https://www.nopistons.com/forums/pub...#>/biggrin.png thats nice very nice.

drunkin_idiot 05-19-2004 05:34 PM

Sweet!!!

BNA_ELLIS 05-19-2004 05:40 PM

Thanks,



by the looks of the graph my torque really suffered at around 4,800rpm as

I was tunning 10.3:1 afr up till the end of the torque band. I guess maybe looking at things now I was a bit too cautious. At around 6,500 end of peak torque afr was back up to 11:1 to top end. Do you think there is any more torque to be released by leaning out the fuel from being so rich in the above stated rev range ??



rgds

Fd3BOOST 05-19-2004 05:59 PM

Where is the image? Its not displayed.

Fd3BOOST 05-19-2004 06:00 PM

Nevermind, had to switch browsers.

BNA_ELLIS 05-19-2004 06:02 PM

It's displayed on my first post. It's 55k file so if your on dialup it may take a few secs longer to display.



rgds

j9fd3s 05-19-2004 06:24 PM

nice! did you get that timing thing sorted?

FikseRxSeven 05-19-2004 07:23 PM

hmmm i thought you are supposed to get bigger numbers than that for a to4r

BNA_ELLIS 05-19-2004 07:41 PM


Originally Posted by j9fd3s' date='May 19 2004, 03:24 PM
nice! did you get that timing thing sorted?

Well I have been led to understand that this is normal so I went with the timing that map watch showed. Therefore looking at my actual ign leading map it would a seem I am running very conservative timing but i've been told that mapwatch will be more accurate so until I can dig up more info into this it will stay the same.



rgds


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