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  1. P

    Mercruiser 5.7 L carb

    Whe have a aftermarket low fuel pump installeren this year.
  2. P

    Mercruiser 5.7 L carb

    Its a electric fuel pump this year whe did out a new one on of beginning of the season
  3. P

    Mercruiser 5.7 L carb

    Goodday. Our engine keeps flooding whit fuel, whe dont know how this is still happens? New oil sensor and switch everything has been changed, New fuel pump. It started today. It did run today, nut had a to high oil pressure, so whe removed some oil from the engine. And the oil dipstick says...
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    Oil pressure switch

    Yess whe did put a New needle in the carb. Just checked the New and old one. There is some diffirence on the needles.and whe did put a New fuel pump on it whit the same specs what this engine needs etc. Low pressure pump
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    Oil pressure switch

    This one
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    Oil pressure switch

    I dont have a multimeter, the New sensor has wires on it both are purple. And dont say which is C and NO strange.
  7. P

    Oil pressure switch

    Hmm okay strange i find since whe pluggen a New oil sensor and sensor switch it.just floods the carburator and engine fuel whit fuel, and all the bougies are wet of fuel
  8. P

    Oil pressure switch

    Okay much thanks for the info. Is it possible that if you connect it wrong. It will give pressur to the fuel pump? And it will flood the carburator and engine whit fuel??
  9. P

    Oil pressure switch

    I have a oil pressure switch that has 2 metal slevees on it. 1 says NO on it and the other is C on it? Which one is for the fuel pump.
  10. P

    Mercruiser 5.7 carb version.

    Its a mercruiser 5.7 thunderbolt IV carburator. Year 2001
  11. P

    Mercruiser 5.7 carb version.

    Goodafternoon, Our mercruiser 5.7 L V8 wont start, it seems to me it wont get any spark to start. It cranks the engine around but no spark. Whe changed the wires and bougies. And whe changed also the oil pressure sensor, and switch to the fuel pump. But now it wont start. Just cranking the...
  12. P

    Mercruiser 5.7 V8 2 barrel carb

    ah okay, now i know that one is working and at the oil filter both are working, thank you for the answers peope :-)
  13. P

    Mercruiser 5.7 V8 2 barrel carb

    an oil pressure switch on the manifold? i thought it whas only on the side of the block
  14. P

    Mercruiser 5.7 V8 2 barrel carb

    behind the carburator, next to the rotorcap
  15. P

    Mercruiser 5.7 V8 2 barrel carb

    This little one
  16. P

    Mercruiser 5.7 V8 2 barrel carb

    Question Who knows what kind of sensor this little thing is? Grt.pascal
  17. P

    Mercruiser 5.7L falls death after getting warm

    Well we tested the boat today again. Whit open cap so engine has enough open air and cooling, Where in the docks try to fix it
  18. P

    Mercruiser 5.7L falls death after getting warm

    The coil is already replaced and also the bougie. And bougie wires.fuelpomp, can it maybe be the knock sensor thats causing the problem?
  19. P

    Mercruiser 5.7L falls death after getting warm

    Hello. Question our engine falls death after getting the right engine temperature, its a mercruiser 5.7L V8 from 1999. Cold start runs fine. And after the engine gets warm if falls death. I have no qlue whats the problem. Grt pascal
  20. P

    mercruiser 5.7 l engine falls death

    oh yess my badd, its a carb engine, engine from series out of 1998-2001, whe got properbly the cause also already, the connectors from the oil pump if i am correct where eroded to the fuel pomp, i started the engine this morning and it whas running like clock work again, where going to clean all...
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