Recent content by calvinyonce

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    1975 Evinrude 25hp Two Stroke oil?

    Is it safe to use Evinrude TC-W3 2 stroke oil in my gas for a 1975 25 hp Evinrude outboard. The guy at the boat shop said its better. It just seems a lot thinner than the Penzoil Marine 2 cycle I had been using. Any advice would be helpful.
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    Cranking outboard motors for a second when out of water.

    We have a lot of different types of outboard motors at my job and when I arrived it was common practice to crank the motor on the trailer out of water before leaving the office to make sure it will crank when we reach the river. I was always told by my outboard mechanics that this is a very bad...
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    Lower unit seal replacement?

    I just replaced the all the seals in the lower unit of my 1975 25hp evinrude. I did not replace the bushing and seal for the shift rod. Is this going to matter, I know it was kind of lazy but I did not have the right tool for it. I replaced all other seals and put a new water pump and...
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    What is the best prop for a 1975 25hp evinrude?

    I have a 1975 25hp Evinrude mounted on my 74 Sears jon boat. The boat is lightweight aluminum and is sixteen feet in length. What kind of prop can I use on this motor to improve performance such as speed? The boat with just me in goes about 25mph. I rarely have a heavy load in the boat at...
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    1975 25hp Evinrude impeller install.

    I recently removed the lower unit on my 25hp 1975 Evinrude (25502B) and installed new seals in the gearcase and a new water pump housing and impeller. I tried to start the motor but it would not turn over at first. I then realized by taking the motor cover off that there was a crack in the...
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