I do know EFI implies improved fuel financial system and there are actually Mercury fix shops almost everywhere, but that should be of little comfort when stranded 20 miles within the ramp.Also, I am aware Mercury's four-stroke are made by Yamaha (or no less than a good percentage of it), https://buypremiumspiritsandliquo58998.topbloghub.com/40737614/not-known-factual-statements-about-certified-mercury-boat-motors