Question about Electrical Supplies
Valve clearance. Looks like a clone of a GX390 Honda 389cc 13HP engine.
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Posted on Jan 02, 2017
SOURCE: alve 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
Intake 0.15 +/- 0.02mm ( 0.006 +/- 0.001in )
Exhaust 0.20 +/- 0.02mm ( 0.008 +/- 0.001in )
Usually done with the engine cold/
Posted on Feb 24, 2015
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