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Old 04 November 2014, 16:12   #1
Country: UK - England
Town: Newcastle Under Lyme
Make: Mercury Quicksilver
Length: 5m +
Engine: Outboard Yamaha 50hp
Join Date: Aug 2014
Posts: 18
Yamaha question


Yamaha 50hp 4 stroke outboard 2002

Above the engine oil drain plug on the front of the engine, is a small round hole, and above this a small rectangular hole... what are these for ???

I know the small round hole on the side of the powerhead base is the water pee hole



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Old 05 November 2014, 15:49   #2
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Country: UK - Scotland
Town: Fort William
Make: Humber Destroyer
Length: 5m +
Engine: Yamaha F80
Join Date: Mar 2012
Posts: 2,368
Exhaust relief?
There is a place on this planet for all of Gods creatures.........right next to my tatties and gravy.
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