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    1975 70hp Evinrude has no vacume in cylinder

    Motor has spark and 120lbs compression in top cylinder but when I put my hand over the top carb it makes almost no difference in the way it runs. the other two carbs are very sensitive. I tried spraying gas in that carb but it doesn't change. I don't think it is a fuel supply problem. Any...
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    1975 70hp Evinrude no spark

    I am trying to troubleshoot my ignition system. My manual says to use a neon test light for many of the tests. I was told you could do these with a VOM. If so, where can i get the specs?
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    1975 70hp evinrude lost spark

    I have 1975 70hp evinrude ser#j0015564 mod#7057. While trying to fix a fuel related problem I lost spark. The top cylindar wasn't running and I had pulled the plug and hung it against the motor to see if it would spark. I had spark and had decided that my problem had to be fuel related. I left...
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    Is a 1975 / 70HP Evinrude a good motor?

    I am looking at a 1975 / 70HP Evinrude to put on a 16' MEF boat. The owner says it runs good but it was a little slugish when accelerating. He was told it was prabably an adjustment in the throttle linkage. Is this a good motor? The motor that was on the boat was a 1970 / 60hp Johnson that I was...
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    Is a 1975 / 70HP Evinrude a good motor?

    I am looking at a 1975 / 70HP Evinrude to put on a 16' MEF boat. The owner says it runs good but it was a little slugish when accelerating. He was told it was prabably an adjustment in the throttle linkage. Is this a good motor? The motor that was on the boat was a 1970 / 60hp Johnson that I was...
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