What is the purpose of the spring-loaded carbon crank seal on the drive shaft? I see there is a rubber seal in behind it. Should a person grease the carbon seal before re-installing the power head? 1954 Evinrude 7.5. Thanks
what is the proper procedure for checking compression on a rope start(rewind) older outboard? car engines require a wide open throttle to get the highest reading, as well several strokes are necessary, each one higher than the last. true of outboards??
there is a micronic (porous bronze filter) located inside the sediment bowl on my 1954 evinrude 7.5. i was wondering if these are available ? would it hurt to run without it or does it have another purpose like water separation?
i have an old 1954 7.5 evinrude that hasn't been run in years. wondering about the spark plug gap and oil/fuel mix? i know the factory recommends 16: 1 but with today's improved oil, i was wondering if i could go to possibly 25:1 ?
