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Where is all my oil going

M

Michael Paulson

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" I have twin 1991 yamaha'

" I have twin 1991 yamaha's. The port motor drinks 4x the oil as the starboard. The motor starts easily with no more than usual smoke, runs well, does not foul, the motor is not full of oil neither is the bilge. Where could the oil be going? "
 
" Sparky, yes it appears that

" Sparky, yes it appears that the starboard engine is using the proper amount. Spark plugs from both engines do not seem oily. I forgot to mention originally they are 200's. "
 
I should add that the port mo

I should add that the port motor used over a gallon of oil on a 1 hour Intercoastal cruise.
 
" Michael,

Did you check th


" Michael,

Did you check the arm on the oil pump? It is connected to the throttle linkage by a rod. If it comes loose, the pump will deliver maximum oil. Also, if the arm is not properly oriented, you could burn too much oil.

Tony "
 
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