In Reply to: Re: 8N oil pump issue posted by John on May 13, 2020 at 09:54:58:
John's idea of 30wt is a good one. If the pump works fine once it is primed I would not think it needs rebuilt. Sounds more like an issue with the pick up tube. I would add another qt of oil and also make sure you don't have gas in your oil from a sticky carb float.