What Is It ?

[Red De Braal]

I have 1990 Merc 115 On the lower frount of the motor there is a small hose ( 3/16")which comes out of the lower unit and goes into the motor compartment. Whats it for and what does it do ?

 

[dick]

Re: What Is It ?

If the hose is coming from the gearcase it's a speedo hose.