suzuki gn 125 not well

[SVhovis650s]

hi, a freind has a suzuki gn125 & its not running too good, it will only do 40mph, i have not had chance to look at it yet, although im not much of a machanic, i was going to clean the carb & air filter, check plug mybe drain petrol & clean petrol filter.

any other advice?
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Oh, what sad times are these when passing ruffians can say Ni at will to old ladies. There is a pestilence upon this land, nothing is sacred. Even those who arrange and design shrubberies are under considerable economic stress in this period in history.

[Paddy Blake]

Check the diaphragm first.They dont last very long.
If the Gn and Gs had a carb like the cg or sr they would be a much better
bike.

Paddy.

[baldy]

is the choke sticking?
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One day i will rule the world, just not today.