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    Crusader 305 electronic distributor upgrade

    Hi ALL ​I have read all the info on RH rotation and LH rotation re distributor drive and am still confused . I have 1989 crusader 305 port engine rotates at flywheel CLOCKWISE with dizzy rotating CLOCKWISE from top . Stb engine rotates at flywheel ANTICLOCK with DIZZY rotating CLOCKWISE from top...
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    Mercruiser 5.0 bravo 3 2003 chapperal OVERHEAT

    MERCRUISER 5.0 BRAVO3 OUTDRIVE RAW WATER COOLED OVERHEATING AT IDLE RPM- rapid temp rise from cold to 200deg+ at idle rpm DIAGNOSTICS PERFORMED Raw water strainer cleaned and checked for flow Raw water pump output confirmed strong flow at discharge Raw water flow confirmed...
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    Mercruiser 350 coolant in cylinders and sump

    I have a 32 ft searay with twin 350 mercruiser close cooling . ;Last run @ 3000 rpm engine overheated and slowly lost power. Shut down and allowed to cool. After 1 hour wouldnt start , hydraulic lock in cylinders . On tear down , removed plugs and found coolant in cylinders 6,7,8. ie both banks...
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    Mercruiser 454 water in oil - again

    hi to all 454 gurus The story so far - 1989 mercruiser 454 with a history of problems with water in the oil. Previous owner rebuilt this engine {reasons unknown] and the rebuilder reported a failed oil cooler that put seawater into the sump on commissioning. he replaced oil cooler and changed...
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    Mercruiser 454 exhaust steaming ?

    Hi I have a 454 1990 FWC model and have replaced the exhaust manifolds and risers. I used all new bolts/gaskets [ the green ones used dry] and after retorqueing after heat up, I am still getting some steaming out the exhaust. I can tolerate a slight vapor trail but at 2000 rpm its more than a...
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    best way to remove 454 engine with vee drive

    Hi All It looks like I have to lift the port engine on my 32ft welcraft St Tropez. There very litle room in the engine bay and I am trying to visualize the disassembly. After all the usual ancillary parts do I disconnect at the Veedrive output shaft to the propshaft, or is it better to unbolt...
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    tales of woe - 454 inboard

    First of all let me say thankyou to all who have replied to previous posts and shared their expertise with a newbie , whos fast becoming something else. The story so far....:facepalm: Mercruiser 7.4l 1989 vintage had distinct knock from one cylinder on startup after 6 months layup. Removing the...
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    Freeing Sticky valves

    Hi all I have a mercruiser 454 with 2 stuck valves and 2 bent broken pushrods damaged on startup . I have the rocker cover & rockers off and would like to free the valves up without lifting the head . I have tapped the stems and can get them to go down but they are too stiff to return...
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    Mercruiser 7.4 thunderbolt parts ?

    Hi Guys I have mercruiser 7.4 late 80s I guess , what is the automotive cross ref to this engine as I need to buy some non marinized engine parts Thanks
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    bent pushrod mercruiser 7.4 thunderbolt

    Hi Guys I have Wellcraft 32 St Tropez with twin merc 7.4 inboards. My Sbd engine developed loud knock esp at low rpm - It went away with sparkplug disconnected - removed rocker and found bent and broken pushrod on No2 cylinder. I have extracted one piece of the rod but the lower end is down in...
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    info on buick 225 and omc sterndrive

    Hi All Knowing Gurus I am thinking of buying a 1966 crestflite with a buick6 and omc outdrive leg [ just shoot me now...] Reading the posts it seems that spareparts are rare or $$$$ Is tihis engine raw water cooled ? Are manifolds available ? what is NOT available The ball gears on the drive...
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    Johnson 225 rough running

    I have a Johnson 225 -1995 vintage - running rough and progressively getting less and less power at the top end. The engine struggles to idle and usually dies out but will restart when hot. At low to mid range revs 1500-2000 it gives an intermittant cough and emits a cloud of blue/white smoke...
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    mercruiser 454 too much steam in exhaust

    I have wellcraft 32 with 2 mercruiser 454 inboards. Engines are well maintained and run well but stb engine is steaming badly from the exhaust. There is plenty water flow out exhaust and under load at 1500rpm it is still only hand hot [60-70] deg after 20 mins or so. The coolant stays around 170...
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    mariner 40 head gasket

    Looks like we have blown head gasket on 86 mariner 40 serial 6E9 - BAM marine list the head gasket but not the head cover plate gasket . is this still available somewhere. I assume its better to skim the head for flatness - If so how to replace the cover gasket - or can it be machined with cover...
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    mariner 40 overheating

    I have an overheating problem with 1986 mariner 40 hp serial 6E9 [ mariner 2 cyl 2 carb built in japan by yamaha] We have good flow from teltale but overheats in around 10 mins at half throttle. [Steam & way too hot to touch] Checked t/stat and PRV seems ok so tried to run with T/stat cover...
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    Yamaha/mariner 40 hp overheating

    HI all knowing gurus;) I have an overheating problem with 1986 mariner/yamaha 40 hp serial 6E9 [ mariner 2 cyl 2 carb built in japan by yamaha] We have good flow from teltale but overheats in around 10 mins at half throttle. [Steam & way too hot to touch] Checked t/stat and PRV seems ok so...
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