1981 yz80

Jun 17, 2007
I have a 1981 yz80cc i have a couple of problems... when im in 1st gear and pull the clutch in bike moves barly any can help please.
Also i need to know how much oil to put in it!
Also i need to jet the carbs how how how?
When i got my bike it was at a dirt bike salvage some one sold it when i emptyed oil it was not oil but it was gear lube! why would they put gear lube in it?
Help on anything would be great please!!
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