Search results

  1. E

    Need suggestions on merc 150

    hi guys, have a 87 blackmax 150 was storing it for winter and took compression reading. left bank was 125 125 127..right bank 118 118 107.is this ok? i have read all readings should be btween 15 psi of each other and also heard banks can be totally different.any suggestions on these...
  2. E

    Replace transom??

    GYUS, the transom in one of my boats (freebie) needs stringers replaced but the transom was replaced before i got the boat.I noticed that whomever put this transom in used chopper glass and then a nice gelcoat finish over that. My question is should i leave it alone or tear it out? The transom...
  3. E

    Suggestions on leak down tester???

    Guys, I have read about leak down test being a valuable tool when trying to find out the health of an unknown engine. I see testers (like harbor freight sells) only has like 10 to 15 psi before the leakage gauge hits zero. Is this adequate or do i need a tester that can read around 100psi. I...
  4. E

    Help diagnose tilt/trim

    guys i looked at tilt /trim today. It was a used unit that came off 85 150.. i tested it by grounding black lead and using green and blue leads to test up and down. Heres what i found. Going up the trim rods come out fine and the tilt works fine. going down the tilt rod goes in first with no...
  5. E

    Need help with buying used tilt/trim unit..

    guys im looking into buying a used tilt/trim off merc..150.its already off the motor.is this easy to check. Can i just take the ground wire and ground it and touch each lead(blue and green) to positive of battery without soleniods to see if it works before i buy it..
  6. E

    mercury power tilt/trim conversion advice..

    guys i have a 1985 tilt/trim off of a mariner 1985 inline 6 115..does anyone know if this will fit 87 150 mercury. its a 3 wire system just like the 87.. thanks
  7. E

    compression readings for a new 1987 xr2 150

    Guys whats the compression readings on a stock new 1987 xr2. I have read everything from 120 to 140?
  8. E

    ford bronco towing capacity?

    hi guys, I have 18 ft.cc wellcraft boat with 150 hp outboard. I just bought a 1992 ford bronco with a big 351 plus 4 x 4. This will help keep the strain of towing off of my explorer. My question is will this bronco be adequate and is it a good tow vehicle..thanks
  9. E

    anyone use mercury factory repair manuals?

    hi guys, how does the mercury factory manuals compare to the other manuals you can buy.Are the factory manuals better? are they worth the extra money?thanks
  10. E

    Looking for mercury shop manual for merc 150 xr2..

    guys my 87 mercury 150 xr2 needs a little work. im looking for a mercury shop manual. im having trouble finding correct serial number. i have seen some on ebay but they seem to all list the manuals as above or below a certain serial number. i have n o idea what my serial number is.. all i have...
  11. E

    suggestions on mercury 150 blackmax

    guys, i was given a 87 merc 150 blackmax. Today since it was a nice day i decided to look at her really good. The compression in all 6 is dead on over 115 in each cylinder. To my suprise when i took carb cover off a nice little squirrel nest was stuck in the top carb throat. I pulled it out and...
  12. E

    fogging outboard

    hi guys, i run into a 87 merc 150. I have it in dry storage and it is non running at the moment . I would like to fog it for storage as it will be maybe next year before i fix it. i know i can take plugs out and spray in cylinders but can i do the same for bottom end without running it. any...
  13. E

    Need help with tilt trim part

    guys my mercury 87 150 has a broken relief valve. i cant get the screw through the hole on the tilt/trim bracket. The screw looks to have a washer on it so it cant go through the hole in bracket. I was told it might be a clip but it looks like a washer made onto the valve itself.any suggestions..
  14. E

    mercury 150 blackmax compression

    guys i just got a 87 merc 150 blackmax . it has been sitting for 2 years.First thing i did was check compression. the numbers were as follows: left bank 118-118-117 right bank 108-110-108..is it ok for bank to have a difference like these..thanks for help
Top