Search results

  1. G

    Starter / solinoid & Fuse

    Hi, I have a 1999 350 Merc mpi and it seems the starter could have been replaced with some generic rebuild. It is not coated in the black paint...it is shiny and gold :) Not real gold. Anyway, it seems the solinoid is gone and so is the 90 amp fuse that is attached to the solinoid. The...
  2. G

    Rain water in oil?

    What is the possibility to get rain water into the oil pan due to flooding? Long story short the cover blew open and at least a foot of water was collected in the boat. The oil is milky and we are thinking a head gasket is gone but hoping it is the flood. She is a 1999 Mercruiser V8 350 Mag...
  3. G

    elbows gaskets check

    I have encountered water in my oil and am trying to find the problem asap. time is limited. shorts summers and long weekend coming. The engine is a 1999 merc 350. Last time out she was running fine and just died. She would not idle but did run when the trottle was opened up about 1/2 way...
  4. G

    need tip(s) on removing exhaust elbow

    before i bring out the mega sledge hammer is there a tip to removing the elbow fromt the exhaust manifold? I did remove the bolts ;)
  5. G

    seapump failure lead to overheating....

    seapump failure lead to overheating. We changed the impellor and took her out for a ride. about 15 minutes later we lost power and she wouldn't start anymore. We now have milky oil. The engine is a merc 1999 350 mag mpi. What's my best plan off attack?!!!
  6. G

    Is reprogramming ECM needed after rebuild?

    will a 1999 350 Mag mpi that was rebuilt and bored out .30 with ported vortec heads require ECM reprogramming? Also is the timing going to need adjustment from stock i.e. 8 degress btdc? It currently has a high idle...1400-1600. If it is revved (say to 3000) and throttled back, it drops to...
  7. G

    Ground wires: where do they go?!?

    Question for the hands on experienced!!! :D Motor 1999 Merc 350 Mag MPI MEFi 3, Merc Distributor There are 2 ground wires with ring ends on the back of then engine (flywheel end...i keep forgetting what is front and back..on the motor too. any tips? wink) Without cutting open the wiring...
  8. G

    DLC / Scan Tool Service Mode Question when setting Timing

    As a precaution to causing any damange, when do you put the Scan Tool/ Timing tool / Paper clip... ;) into Service Mode Would it be; 3.1. With the Engine off & the DLC connector in place, switch tool into Service Mode OR 4.1. With Engine running, place tool into Service Mode Service...
  9. G

    seat cushion board

    I'm looking to repair one of my seats cushions because the board / backing is cracked in half. However it is not plywood, it looks to be some sort of plastic. 3/8 thick. It is from a 1999 ski boat. Does anyone know what this is board is & where can i get a few feet of it. Thanks
  10. G

    5.7L merc block question

    i'm looking to replace my block because it cracked due to freezing. It's a 1999 5.7L Merc Vortec. Is the block 'vortec' or is it just the heads & intake? I'm wondering if I can get any 350 block and use my heads, intake & exhaust. Thanks
  11. G

    Unlevel plane on 1989 Bayliner Capri

    Hi, as a newbie to boating I have a few questions. What is WOT? I have seen this in a few posts. Is it a good idea to go to a 4 blade prop? We like to wakeboard and tube. We will be looking at the prop this week to see the pitch and size. Here is the biggie, the boat doesn't ride level. We...
Top