1999 225hp Mercury Optimax Question

[manahawkin_al]

Anyone know what the small bla

Anyone know what the small black hose/tube is for that comes up out of the lower unit. It comes up out of the lower unit about 10" and is dangling loose. The end is sealed with a barbed plug fitting. Thanks in advance for any help.

 

[galamb]

"Alan, sounds like you are des

"Alan, sounds like you are describing the pick-up tube for the speedometer (an option included on alot of the big Merc's)..."