GX390 RPM's?

[tblumer]

What kind of rpm's can the GX390 turn with the stock valve springs and no governor?

I was using this to get a rough idea of top speeds:

http://www.minimotogarage.com/ecm_speed_calc.html

 

[Stang]

Think it was around 5400-5600 tops.

 

[tblumer]

Thanks Stang