Mariner 90 hp.L6

[FatCapt.]

I am rather new to outboards, what exactly is link and sync?

 

[79Merc80]

Re: Mariner 90 hp.L6

Basically, it's setting up the carbs and timming so that when the timing reaches a certain point, the carbs begin to open. Others can explain it in more detail, but that's the idea.