Piston ring gap

[dlewis3]

In the middle of top end rebuild.Does anyone know the stock ring gap for bs4 Himalayan?

 

[sam2019]

Ask @Dool, he is the ring gap expert here

 

[dlewis3]

Thanks!!!!

 

[Dool]

3 or 4 thou per inch of bore diameter so about 10 to 13 for the top ring a bit more for second
0.3mm

 

[dlewis3]

I really appreciate your help thank you very much!