Thread: 228i BM3 Stage1
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      12-16-2019, 09:49 AM   #1
ngl
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Drives: BMW 228i
Join Date: Aug 2017
Location: Romania

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228i BM3 Stage1

Hi all. I know there are very few dyno charts for N20 so I would like to contribute mine.

I have done a stock test and a BM3 stage 1 OTS 91 Octane test to see actual gains.

The relevant mods on the car are are:
- Mishimoto intercooler
- Masata Aluminium turbo to intercooler pipe
- Masata Aluminium charge pipe
- GFB DV+
- K&N drop in filter

Both tests were done on RON95 gas ( 91 octane ).

Problem is, when I have done some pulls, I get knock detected and timing looks a bit weird to me ( compared to other logs I've seen from other cars ). I attached screenshots of the knock events.

Full logs:
http://www.bootmod3.net/log?id=5ded59eeae729b43107e09d1
http://www.bootmod3.net/log?id=5deeba4bc090c64ca2e5d683

Any feedback would be appreciated, as the only answer I got from BM3 support was "Overall looks very clean, nice timing curve.", which does not clarifies my knock issues.

I think the problem is bad gas in my country, but I have very little experience reading logs, so please pitch in.
Attached Images
    
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