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  1. J

    1972 25 HP Evinrude questions

    Questions....I have a 1972 25 HP Evinrude tiller with the old style sheer key prop. The exhaust comes out above the water line. Can I run a hose from the exhaust outlet down into the water? This would quiet the motor down but I was concerned about overheating. This is my first 25 HP set up...
  2. J

    Need a "No longer available" 25 HP neeedle and seat

    I have a 1983 1/2 Merc. 25 HP with a 9C1C carb. Serial number 6274856. I need a needle and seat Merc. part # 1399-8143. I have searched the internet and Mercury dealers all I get is "No longer available". I ordered kit #8153 which I was told included a needle and seat but it didn't. Any...
  3. J

    Not engaging in reverse.

    I have a 1995 Merc. 115 that was running perfect. I took it out yesterday and after navigating some shallow water in my flats boat and bumping into a few logs at idle, the engine was difficult to get into reverse. When I would place the shifter in the normal reverse position the gears would...
  4. J

    Tilt trim 115 Merc. Goes down. Won't go up!

    1994 115 Merc, looks like new, never a problem with the tilt/trim until today. Planed the boat out and trimed the motor in and out. Pulled into a creek and trimed it up and it would not go up. Back to the landing and on the trailer. Tilt motor works down but will not tilt up. Checked the fluid...
  5. J

    Impeller installation 115 hp Merc.

    When installing the impeller should the cover be placed on top and rotated clockwise or counter clockwise to install the impeller into the housing. I forgot!
  6. J

    No spark from the coils.

    1994 Mercury 115 hp 4 cyl (2-4). Took the boat out of storage getting ready for the season. Ran good last year, low hours. This year none of the coils will fire. No kill switch on the boat, checked all the grounds. Any suggestions what could be wrong? How can I check the switch box?<br />Ready...
  7. J

    Not firing....

    1994 Merc.115 HP no fire to any of the plug wires.<br />Checked all the grounds all good. Could it be the switch box? Where is it located?<br />Thanks for your help.
  8. J

    1994 115 HP Mercury 2/4 Stops running....

    1994 115 HP Mercury 2/4 (Runs on 2 Cly below 1800 RPM). This motor runs great but it will just stop like someone turned the key off if you idle for more than 5 minutes. Won't re-start unless you open the throttle all the way.<br />Does the same thing if you shut it off to anchor,won't start. <br...
  9. J

    Yamaha Tach wiring

    I have a 1996 Yamaha 75 HP (C75)i recently purchased and wired. My problem is the tach does not work. I have a black wire and a green wire coming off the tach which i plugged into a blackwire and a red wire with a green stripe in the wiring harness to the engine. I looked in the manual for the...
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