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  1. W

    1956 Evinrude Big Twin 30hp

    The boat is a 1957 15' Seafarer with a 1956 Evinrude 30 hp. I recently purchased the boat. Rebuilt the lower unit and I'm sorting through the minor glitches. My latest consern is I can not get the motor over 2000rpm with a top speed of 15mph. I have adjusted the throttle and everything seems...
  2. W

    Evinrude 1956 30hp LU bearing

    I've identified the bearing in the lower unit from the exploded view parts diagram as a 20x52. When I search for that part number nothing comes up. Can someone direct me to a website and the correct part number.
  3. W

    How to determine my Evirude outboard model

    My serial number is 15322. I've been told its a 1956 30hp. Can I confirm with the serial above?
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    1956 Evinrude Big Twin 30hp ES

    I have recently purchased a 1956 Evinrude Big Twin 30hp ES. I have a problem which I have determined to be the clutch dog. Can anyone suggest a downloadable or online purchase for a good DETAILED service manual for removal and disassembly of the lower unit. If not online which book should I buy?
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