cooling issue

  1. D

    1978 mercruiser 470s overheating?

    Hey guys i have a 1978 srv 260 with twin 470s.. both engines run top knotch. My issue is with the cooling system one engine temperature gauge creeps up and up and up until i pull it back off plane. I can run them both at 2500 or less there fine as soon as it starts pushing water to plane it...
    • Dman1991
    • Thread
    • 1978 470 cooling issue cooling system mercruiser overheat plane out searay
    • Replies: 9
    • Forum: Classic Sea Rays
  2. C

    1987 S/R 268 cooling/heater blower issue

    :smt021 This is what I am doing :smt021 LOL I had an issues with the pump and replaced it to only find out it was a priming issues. Du-ha me :smt021 So it worked great then for a month or so when it started to throw the 110 shore power breaker after a short time of running the system. NOW...
    • celltext
    • Thread
    • 1987 sea ray blower unit fan cooling issue heating issue
    • Replies: 5
    • Forum: Classic Sea Rays
  3. Rixram

    Cooling issue: 4.3L Merc, 1987, Alpha 1 (gen 1)

    Heya crew! I bought a 1987 Sea Ray Seville II MC last month. I knew it had a cooling issue when I bought it, but the PO was not mechanically inclined. Hence, I got a good deal on the boat. The engine was replaced in 2005, and is the 4-barrel 205HP version. Compression checks on the engine...
Back
Top