first question i need to find a carb in good condish i can get a carb kit on ebay pretty cheep. plus i am new at this i got the bike free its my first one and it needs work my 2nd question is when on the bike i pull the clutch and push the kickstarter the kickstarter will cycle but when in first gear at a running start when i relise the clutch the back tire locks up does this mean the engine is locked up and if so how hard is it to fix.