Home › Forum › Ask A Member › 1970-ish Yamaha Mariner 8 runs erratic. Can you tell me why? › Re: 1970-ish Yamaha Mariner 8 runs erratic. Can you tell me why?
September 23, 2016 at 1:35 am
#44569
The owner said he replaced the fuel pump diaphragm. Wonder if I should replace it again?