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  1. M

    This makes NO since at all too me!!!!

    I replace the impeller on my 1967 Evinrude Big Twin 40 Hp and I had no water coming out of the exhaust relief hole on the rear of the midsection. I have always had a little bit coming out there before the service. I removed the thermostat and housing and started the engine and water was coming...
  2. M

    Water Flow Problem

    I am working on a 1967 Big Twin Evinrude 40hp. I have replaced the impeller and have no water coming out of pee hole. I removed the thermostat housing and ran engine and water was coming out of housing area. I replaced housing without the thermostat and still no water coming out. What could it...
  3. M

    Compression Question?

    I have a 1967 Big Twin 40 HP Evinrude. I have done a compression check and I have around 100 in each cylinder. Can anyone tell me what the ideal compression should be in this motor? Thanks in advance! Mark
  4. M

    Motor running hot

    This motor a late 60’s 40 HP Evinrude has been sitting for 3 years! I placed in a barrel of water and it started right up but I notice that the head was getting hot and upon closer inspection there was no water coming out the exhaust but the water in the barrel was churning( it was in neutral)...
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