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  1. J

    Tuning a 1989 Mercruiser 2.5L

    I have purchased the Seloc book for my engine however I find it incomplete. The idle speed is 650-700 in forward and 3500-4300 WOT. ( I dont have the manual with me so am unsure of the exact numbers). My question is, what should the engine idle at while on the trailer, in neutral with water...
  2. J

    U-Joint Bellows

    I took off my Sterndrive and water came out of the drive area. The Ujoint bellows seem to have had water in them along with a thick grease. Could this have entered because of a rotten transom or is there likely a crack in the bellows? I have replaced the transom and evertything is back together...
  3. J

    850 Mercury plug wires

    I have a 850 Mercury outboard with a distributer. The wires seem to be fastened permanently to the distributor. The engine will not start and I have spark in every wire except #4. I am assuming I need to change the one wire but dont know how to. Do I need to change the whole distributor?<br...
  4. J

    850 Mercury 1973?? plug wires

    I have a 850 Mercury outboard with a distributer. The wires seem to be fastened permanently to the distributor. The engine will not start and I have spark in every wire except #4. I am assuming I need to change the one wire but dont know how to. Do I need to change the whole distributor?<br...
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