gx390

  1. S

    I loosend the rocker arms on my Honda GX390 small engine, now I don't know,

    and don't remember how they were? Will I have to remove the Head?
    • Spidey
    • Thread
    • arms engine gx390 honda loosend rocker small
    • Replies: 0
    • Forum: Eastern Imports
  2. A

    Valve gap on a Honda GX390 engine?

    Hi, I have a gas generator with a Honda GX390 engine in it. I need to adjust the valves. Any idea what the gaps are supposed to be? Also do I adjust on a cold engine or hot? Thanks for your answers
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