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    Mercruiser Diesel 4.2 300 (CMD) white smoke problems

    Good you tested it and confirmed the problem with the injector . Depending on how long you have operated the engine in this condition make also an oil change since you might have diesel in the oil . Check if oil level rised .
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    Mercruiser Diesel 4.2 300 (CMD) white smoke problems

    Its not firing on all cylinders at idle , you can hear it clearly . Since you can reach normal rpm,s at wot, the engine starts to fire again on all cylinders at higher rpm,s . One injector is faulty at idle but kicks in at higher rpm,s .
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    Mercruiser d4.2 220 turbo AC - when they were built ?

    I solved the mystery ( at least partly ) . Mercruiser was not a great help , they told me that with non us made engines i need to contact mercuiser in europe - what i did . Mercruiser germany was not helpful at all , they promised to call me back and i,m still waiting . A great help was...
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    Mercruiser d4.2 220 turbo AC - when they were built ?

    Thank you very much funtimes ! The serial numbers i posted are correct for sure , verified on the engines and boat papers - and we are talking definitely diesels , not petrols . Its the engines you mentioned in the link , correct . If 0"L" generally refers to 98-01 , it would ~match with...
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    Mercruiser d4.2 220 turbo AC - when they were built ?

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    Mercruiser d4.2 220 turbo AC - when they were built ?

    0L667048 , 0L607040 . Sorry , just see there is a board for diesels , i posted this here in the petrol section .
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    Mercruiser d4.2 220 turbo AC - when they were built ?

    Hello gents ! I,m about to pull the trigger and purchase a 2002 sealine s34 with twin mercruiser d4.2-220 and bravo2 drives . What puzzles me : i believed this are engines of the early 90's , not 2002 ??? They seem to be the pre d-tronic series of the 4.2 . Can somebody tell me the...
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    cracked exhaust manifold out of nothing ???

    hey gents ! we are on holiday with our 240 sundancer 5.0 mpi , steaming inland channels towards the baltic sea . the tour takes about 5 days / 6 hours or ride daily until we reach the baltic sea . on day 5 suddenly the stbd exhaust manifold cracked , without any previous signs . i payed a...
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    my 5.0 mpi bravo waterpressure story

    hi gents ! it might be helpful for others ... since the end of last season i experience low waterpressures on my smartcraft gauge but zero other issues . 2006 240 sundancer , 5.0 MPI B3 no overheating at idle or WOT , no alarms . the pressure is as low as 0.5-0.7 psi at idle and below 3...
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    why is trolling hard on the splines an coupler ?

    we live inlands with speed limited channels . we troll all days long at 1500 rpm often . ( 5.0 mpi b3 ) i heard its hard on the splines and the coupler but why ? revs are low , the force is low comparing to being on glide . is there a technical explanation for this ? best regards
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    can i remove the waterpressure sensor being in water ?

    ... on a 2006 5.0 b3 mpi without flooding the bilge ? its located on the powersteering cooler . i have low water pressure readings without any overheatings and want to check or clean the sensor . best regards
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    leaving outboard tilted or not ?

    a buddy in our marina bought a new ( slightly used ) boat with a 2016 yamaha 100hp four stroke and fuel injection - btw a very nice outboard , silent , smooth running , nice power , turn key only cold or hot. he leaves the boat in water all the season and we discussed if its a good or bad idea...
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    acceptable wear on seawaterpump or not ?

    i,m replacing the impeller on my 2006 5.0MPI B3 drive and i,m not sure if my gen7 seawater pump is good or if i,m asking for problems mid seaon . last season no low water alarm and no overheating but visible scoring on the pump housing . i,m aware of aftermarket wearplates but they are not...
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    carb adjustment 2000 yamaha 5hp

    hello ! i have a 2000 yamaha cmh 2stroke as a kicker motor and recently gave it a carb cleaning by completely dismantling the carb , ultrasonic cleaning of all jets and all carb parts . the engine starts and runs great but i,m not sure if the idle air screw is set correct . - is there a...
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    position of the celery stick ( trim limit insert ) for maximum downtrim BRAVO III

    hey gents ! can anybody help me... the celery stick was installed in the aft position ( toward the props ) and sitting infront the drive it seemed obvious the front position of the celery stick gives maximum downtrim range of the drive , but now i,m not absolutely sure anymore. can anybody of...
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    strange shifting issue with bravo 3

    hey gents ! i yesterday experienced something which i never saw before on my 5.0 mpi / bravo three : when shifting into forward the drive appears not to catch forward gear at idle rpm . when i advance the throttle a bit the drive catches at about 800-900 rpm with a kick . it stays in gear, it...
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    2010 sea ray sundancer listing on accleration

    Hey gents ! I,m a new owner of a 240 sundancer and currently very dissapointed with its dynamic stability. It floats Level but is listing badly when getting on plane or decclerating again. I use trim tabs full down and trim full down on take off - the boat lists to starbord when gaining speeds ...
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    Bilge pump 2010 sea ray 240 DA sundancer

    hey gents ! i have the factory installed bilge pump with automatic float where you have a two way switch in the cockpit : armed or manual on, no off position. do you know if the "armed" position is connected to the main battery switch or hot bussed directly to the battery so it is even with main...
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    IAC ( idle air control ) questions for 5.0 MPI

    hey gents ! like stated in another topic i deal with a stalling issue on idle at my 2010 merc 5.0 MPI which seems to be common for a bad IAC valve. before i buy a new one i would like to hear your opinions if the symptoms really fir for the IAC or if i have another issue : -if starts straight...
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    5.0 MPI overheats on muffs and stalls on idle when warm

    hey gents ! i have purchased a 2010 searay 240 with the 5.0 MPI . the boat has less than 100 hours and i know its history since new ( its my ex parents boat ) it has sit for 2 years ( block drained ) . i went forward and replaced the oil, plugs ,impeller and tstat even when the boat never made...
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