XR650l dies at high revs

[Baywatch#8]

So as stated above a friend has a 650l that dies at high revs and when started again backfires. Carb and all the jets have been cleaned, filters checked and fuel lines.

Does anyone perhaps have an idea of what could cause the issue.

Sent from my SM-G970F using Tapatalk

 

[user 3169]

 

[meteldog]

 

[katana]

 

[Baywatch#8]

 

[Vintage_Mania]

 

[Dux]

 

[Hardy de Kock]