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  1. D

    Inlet hose to seawater pump

    I left my boat on the water. I drained all water hoses and lines and filled with anti freeze. Do I take inlet line off of the seawater pump and plug or leave it attatched?
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    optimum water temp on 1990 7.4 mercruiser

    Which would be the best thermostat? 140 or 160 degree
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    AC/DC frig stopped working

    I had my engine replaced and now my frig wont work. 1990 250 Sea Ray Weekender.
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    Unusual Problem HELP

    1989 50hp Force was running on one cyl. Had blown head gasket. Sounds simple. Replaced to specs and inspected while down. It is getting fire to both plugs and getting gas. It will still only run on one cyl. Good compression on both.:confused::confused:
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    Bravo I outdrive issues

    I was running on plane when it sounded like I spun a Prop. I pulled it back in neutral and then back in forward. I could here a lot of grinding noise and the faster I went the louder it got. Right before the incident I noticed a high pitched sound from the outdrive. I trolled back to the dock...
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    Bent fuel pump push rod!

    I just recently tried to install a new mechanical fuel pump on my 7.4 Bravo. 1990 Sea Ray Cruiser. I accidently bent the push rod and it is stuck. Is there a way to extract it without removing the intake manifold or head?:confused::confused:
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    50 HP Force loosing power past 1/2 throttle

    Cleaned Carb, replaced diaphram in pump. When first launched it planes out and runs fine at WOT. Then the next time it boggs after 1/2 throttle. changed primer bulb and lines and clamps. :(:( Please help!!!!!!!!!!!!!!!!
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    Which prop

    I have a 1989 16 ft Quantum Bass Boat with 50 HPForce. Which prop will give me the most top end speed 11-1/2 or 12-1/2 pitch.
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    Tach for 50hp

    I want to install a tach on a 89 Quantum Bass Boat with a 89 50hp Force. What does everyone recommend. Do I have to run the green wire all the way to the motor?
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    1989 Force 50hp impeller

    I cant seem to find one. Have they been discontinued or is the 95-99 the same impeller?
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