Mercury Mariner Outboard 40/50/55/60 2-stroke Service Manual, Page 351Get this manual

Mercury Mariner Outboard 40/50/55/60 2-stroke Service Manual, Page 351

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SHOCK FUNCTION WITH VALVES CLOSED Should the drive unit strike submerged object while in forward motion, the shock rod (a) will extend from the cylinder (l)Oil inside the up cavity is locked in static