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    yamaha hpdi 150 will not continue running after start up

    Have a hpdi lz150txrz 6k0x800776 that will not run after start up .Fuel pump pressure is just below 60 psi at the vapor separator and does not drop off at the point of stalling.Injectors have been rebuilt and 2 replaced new.Compression numbers looked good as did ignition output.Engine will start...
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    Need a little help with a lz150txrz locacting injectors

    I have run into a brickwall trying to find injectors for this engine.Yamaha has backordered them for a month and a half.Trying to find to find suitable rebuilds or anyone with new in stock.Part number is 68f 13761 00 00.Any help would be awesome.Hondon
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    5.0gipefs with throttle body NLA.Can this be right?

    Working on a 2003 5.0 with stuck throttle butterflies and all indications are that tbi unit is NLA let alone just the throttle body assembly which all thats really needed.Can this be right on a unit that is less than 10 years old?Will a merc tbi unit fit that manifold?This is a 5.0 GI PEFS...
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    Head torque specs

    Looking for cyl head torque specs for a 135 v6 #ob313776.Manuals are vague in this serial range so any help would be welcome.Is this engine before the torque to yield or not?I've read it both ways.
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    Daul fuel and air pressure special tool

    Have this tool but the adaptors that screw onto the schrader valve are now leaking.Merc has'nt been much help in getting them replaced and this 400.00 tool is worthless without them.Any advice would be greatly appriecated.
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    8.1 Volvo,coolant in fuel

    Have an 8.1 volvo that when run will now get a green tint to the the fuel at the water separater.This is a GXI unit with closed cooling.I suspect a freeze damaged heat exchanger or fuel cooler or both.Has anyone else seen this?
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    Optimax Pro XS 250,repeated coil failures

    This is a new unit that the sales dept. talked very hard into making the deal and closed with none of my input includuding the P.D.I.Shipped it without primeing the oil system so it came back with alarms,go figure.Now we see repeated coil failures at #6 and Merc is telling me that a coil failure...
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    Seadoo Extreme Rescue PWC

    I have this unit in my shop ,sunk after blowing the water outlet to the fire pumps.Seadoo trihull powwered with a 175 sportjet as propulsion and a120 sportjet to operate the hose pump.Problem is I can find no info on this unit online and the pump unit is now overheating.Anyone out there even...
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    2000 5.0 GXI water intrusion

    I look at the parts diagrams for this unit and find nothing in the way of a backflow exhaust shutter.It may well be in the bellow but at 50 bucks I doubt it is.Is Volvo really throwing us between a steep ramp or following sea and a seized engine?
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    Mercruiser TKS carbs

    Anyone else having problems with hard starting and unstable idle with these units?Have two of them that Merc sent new carbs for with poor results.Anything I should know about?
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    1999 90 ficht

    I' m helping out a rookie collegue that I really like.Sorry that I do not have model #s yet but they will be here tommorrow.Trying to get a jump on this thing and share the info I have.The engine will start and run normally until about a half an hour into off idle or above.I have asked him if he...
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    Problem child Merc 15

    Merc 15 electric start came to me new to the owner with no start issues.Copression was as expected about 120 per,ignition output was intrermittant .Troubleshot that down to poor swithchbox output to the coils.Changed the pack and output was ok.Put it in the tank and the engine would only run...
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    Merc DMT 2000 multi /tach

    I have this meter and the tach fuction stopped working.Troubleshot that down to the inductive and sent that off to Blue Point/ UEI for repairs ans was told this is a Merc conceived inductive and something they ,the meter manufacturer knows nothing about.Fine.Paged through the manual provided by...
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    Inboard strut to coupler alignment

    I have replaced a few struts over the years but have never realy been given any formula or criteria for the alignment process.If it all go'es together nice ,ship it.Is that all there is?
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    A for real Crysler sterndrive,

    My boss just took in a authentic Chrysler sterndrive for repair.This is not a relabeled Volvo,This is something I have never seen before,bolted up to a nice 318.A little tweaking and I made it work.Are there any others out there?
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    200 Optimax no throttle

    200 0ptimax saltwater has an intermittant problem with no throttle response when the control is moved.Serial # OT306392.When scanned we get freeze frame codes in this order and all at 356 hours .The time the engine had on it when it came to us.5 VDC PWR LO,MAP INPUT LO,TPI1 CKT LO ,BLK PSI CKT...
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    Mercru 350 mag mpi ski

    This unit came to me for a winterize from a regular customer that purchased it at our store.It has been out of service for only a month or so ,but did get at least partially trailer sunk,up to the stringers as they tell me.When we try to start this unit it will fire off as usual while cranking...
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    Mercru 350 mag mpi

    While winterizing this unit this evening I found it would fire off nicely while cranking but stall with the switch in the run position.Like you turned it off.No problem troughout the year that I know of.It has been mothballed maybe a month and we have all the voltage where and when we need it .I...
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    C.A.R.B. compliant jets.

    I represent a northern California dealer that offers jet boats powered by Marine Power and KEM Equipment.Since the advent of CARB requirements I have been alarmed at the new unit breakdowns both ignition and fuel.Anyone else seeing this trend?
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    Cobra lower cable difference?

    Could someone explain the difference between the 987661 and 987662 cable kits.The 661 kits are way back ordered and I suspect it is in the replacememt throw arm.I need to justify the difference to my pin head boss that wants this boat out of the yard.
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