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Engine stumbling

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Hi

After installing a plug and plap ecu on my bike the engine stumblist on the dyno

I have already attached a screen shot

Any idea will be more than welcome.

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do you have any other logs from the dyno time?

No

Can you post fuel and ignition maps from the ecu?

That's happening using the data from stock ecu

If you have mods on the bike the stock data won't be able to run properly the bike

The bike is not modified