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JB3 2.0 Beta - Track Testing
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11-22-2009, 01:58 PM | #1 |
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JB3 2.0 Beta - Track Testing
I haven't really updated you guys on 2.0 development in the last little while, so hear is a little teaser. BMS took their car to the the track this weekend and here are some of the results with some 2.0 software logs.
First Log; 18ohm board Second Log; 12 ohm board The map used were the same for both boards and basically map 12 for 1.4 users. The 12 ohm board allowed the system to produce an additional psi of boost and is most evident in 4th gear holding ~16psi to redline. (meth was used here to keep IATs down (80s) BMS mentioned that for dyno glory runs, the 12 ohm might be worth consideration, but the hard core drag racers should stick with the 18ohm/680ohm combo. A note on this for current JB3 users. The 18ohm board upgrade is for the hard core guys only and you shouldn't expect optimum pump gas performance. As Terry says "don't expect the car to run optimally on pump gas with the 18 ohmers in there. It may, but isn't guaranteed. If you are concerned with pump gas performance, warranty, or the cost of motor replacement IT ISN'T FOR YOU" In the second log shows a little hidden new feature in 2.0 (adjustable launch mode), but its still a work in progress. More on that when we have had more testing. . Last edited by Mike@N54Tuning.com; 11-22-2009 at 02:33 PM.. |
11-22-2009, 02:40 PM | #5 |
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11-22-2009, 02:44 PM | #6 |
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launch control?!? UPDATE ASAP on that!
also you guys are pushing 20psi? how safe could that be?
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11-22-2009, 02:56 PM | #7 | |
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11-22-2009, 03:32 PM | #8 |
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i know what launch control is.. i was wondering how it is going to be implemented... like are we going to be able to press the dtc button twice and it will initiate launch control or are there certain launch control maps where the boost is raised more gradually or something..
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11-22-2009, 04:15 PM | #9 | |
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11-22-2009, 04:42 PM | #10 | |
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11-22-2009, 04:43 PM | #11 |
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11-22-2009, 06:19 PM | #12 |
My X5d tows my spec miata to the track.
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holy shit! 19 psi!?!?!?!? Are you kidding? no way those turbos are going to last at that boost. Regardless of the meth or FMIC for cooling, you're going to kill your turbos at that boost.
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11-22-2009, 08:53 PM | #15 |
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11-22-2009, 09:03 PM | #16 |
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Someone needs to come out with a turbo upgrade.. I really think we're at the limit when it comes to what can be done on a tune with the stock turbos.. they are WAY WAY too small to be running 19PSI..
impeller go bye bye now. (
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11-22-2009, 09:45 PM | #17 |
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The 2.0 is only for meth correct?
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11-22-2009, 09:56 PM | #18 |
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11-22-2009, 10:04 PM | #19 |
been there... done that
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11-23-2009, 06:03 AM | #20 |
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One thing to remember with boost is that it is really in the higher rpms that you have to be concerned about. I don't see it logged to rpms, so we don't know if he peaked boost at say 4k rpm or what.
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11-23-2009, 07:24 AM | #21 | |
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11-23-2009, 08:50 AM | #22 |
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With the 18ohm what would be considered a 'safe' map to run with dp's, fmic, stett charge pipe/bov, catless exhaust, and 93 octane? Also what is the equivilant of map 7 on the standard board with the 18ohm? I wish to do this so I can turn it up when I go to the track or what ever.
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