What is the tube and fitting on lower unit opposite of prop side?

R

R&DMACHINIST

Seaman
Joined
Jun 27, 2011
Messages
71
imagejpeg952.jpgSo do any of y'all have any idea what this fitting and tube are in the picture?Only thing I could come up with is maybe a vent tube for changing the lower unit lube or for winterization,I don't know if Im close or not?
Thanks in advance!
Kurt
 
B

bentle

Chief Petty Officer
Joined
Aug 2, 2011
Messages
492
Re: What is the tube and fitting on lower unit opposite of prop side?

What is the year and make of your motor??
 
Frank Acampora

Frank Acampora

Supreme Mariner
Joined
Jan 19, 2007
Messages
12,004
Re: What is the tube and fitting on lower unit opposite of prop side?

That is the speedometer sender. Down below the cavitation plate in the front of the case is a small impact hole water pressure goes up the leg and through the tube. The tube needs to be attached to another plastic tube that runs forward to the speedometer.
 
R

R&DMACHINIST

Seaman
Joined
Jun 27, 2011
Messages
71
Re: What is the tube and fitting on lower unit opposite of prop side?

Its a Force 120 but Im not sure on the year as its a friend of mines motor Bentle! All I mess with is motors from the 50's and early 60s and all under 20 hp...
Frank, thanks for the answer Ill let my buddy know asap!
 
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