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  1. 7

    800 Stringer impeller bypass???

    Please dont laugh too hard before blasting my idea out of the water. I have a 5.7 OMC with an 800 Stringer outdrive, I ran into a situation out on the water wih my family last week and I would like to have a back up for the future. My issue was our boat began overheating at idle due to a bad...
  2. 7

    800 stringer impeller replacement

    I have a 5.7 omc with an 800 stringer outdrive. My boat overheats while at idle but once I reach 2500 rpm or higher the temperature drops to 140 - 160. I am assuming that the impeller is bad as the boat has sat for 3 years from the previous owner and he couldnt recall when he had it changed...
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