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    Help ,Blown 4.3

    Hi everybody, After 17 good years Port motor On my 280 had enough, Was looking to repower but can’t seem to find anyone that sells 4.3 mpi motors. Can find plenty of carb motors but no fuel injection , to me it just makes no sense. Thinking of going with new long blocks, or has anyone ever...
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    Dropping oil pressure

    Hey guys, I have twin 2005 4.3s. Upon start up, both have about 55 psi oil pressure. After about 15 minutes cruising at 3500, port oil pressure drops to about 35. At idle, it will drop to about 20. Starboard will stay at 55 and drop to 30 at idle. Any ideas as to what would cause the drop...
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    Impeller direction

    Hi guys,2005 twin 443s. Split the starboard unit in half to change the impeller. Was going to put it back the exact way it came out, but half of the fins are pointing clockwise and half the fins are pointing counter clockwise. Never had any problems with temperature. Everybody said put the...
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    Bilge room blower

    hi guys, just wondering,this might be a dumb question but was wondering if anyone has ever hooked up there blowers to a timer or maybe a thermostat . Thanks Tony
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    Sudden drop in pressure- Part2

    Hey guys Tony again, 2005 280 Sundancer twin 4.3s. I went down to the boat to swap oil pressure sending units. Long story short, ran the boat with both sending units disconnected, analog and smart craft gauges were giving me steady readings. It makes no sense. I know I have an oil pressure...
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    Sudden drop in oil pressure

    Hi guys, It’s Tony again. 2005 280 twin 4.3s. Port engine suddenly has 10 lbs less oil pressure than starboard. Heard no banging, no noises and no tapping. Runs normal. Oil pressure fluctuates up and down with rpms. Never goes under 30 lbs even at warm idle, but is still all of a sudden 10...
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    Another holding tank question

    going to order a new filter, seems like it’s a regular garden hose fitting. Always thought it was a 3/4 fitting but sea more available for 5/8s. Sounds dumb but witch one is it. Thanks Tony
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    Vacu flush mayhem

    hi guys, try to keep it short, had the cap off the holding tank, where you would pump it out from. Tried to fill some of the tank with the garden hose to flush out the tank but it would not take any water, seemed to just fill the hose, not sure if there’s a check valve there. When I flushed the...
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    Fridge on or off for winter

    hey guys, just wondering if I should keep it on or off for the winter, keep the boat on the side of the house plug into sure power. I'll usually run a bildge and cabin heater but was wondering about fridge. Thanks again, Tony
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    Ran genny no water

    hi guys, saw very little amount of what looked like black soot in engine compartment, ran motors everything seems fine. Stated genny ran for a minute or two saw no water flowing outside ,immediately shut it down. Day before ran for about 15 minutes, always check when I first start it but not...
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    Dead radio

    hi guys Tony again, 2005 280 ,working on the boat Friday night radio works fine , Saturday dead. Batteries are charged running off shore power, everything else is working fine. Checked the fuses near battery switch, ones next to battery charger and one under the throttle, all seem fine. Am I...
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    Outdrive removal.

    hey guy's, I know I asked this question before but I allways forget, when I am pulling my alpha 1 gen 2 outdrives off my 4.3s is it port forward and starboard in reverse or the other way around. Thanks again ,Tony
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    Gas cap off in rain

    Hi guys, can honestly blame this on the kids. Long story short left cap off over night and of corse it had to rain,nice steady rain for most of the night. 05 280da mpi. Tried today to drain some of the tank by disconnecting line to fuel filter and hooking up a 12v fuel pump I had in the...
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    How to take apart aft cabin

    Hi guys, here's another one. Finally found the leak on my 05 280. Seems that the hose from the foot well ,at the entrance to the cabin ,to the through hull fitting either brook or became disconnected. Seems like I have to disassemble the forward part of the cabin, was wondering before I start...
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