Compression?
Have you check the compression? That would account for all of the problems you have encountered. A lack of compression could be serious problems or more likely a little carbon or gum on the reed valves or a spark plug with a bad washer or a little loose.
Have you check the compression? That would account for all of the problems you have encountered. A lack of compression could be serious problems or more likely a little carbon or gum on the reed valves or a spark plug with a bad washer or a little loose.