Search results

  1. R

    Marquis Mystery

    I have the same boat...1980 model.
  2. R

    90 HP Johnson Powerhead to Mid-Section

    I am re-installing a Johnson J90MLCNB power head (complete rebuild) to the mid section and wondering if there are any components that must be installed before mounting to the midsection due to bolt access issues. Heads, intake and exhaust cover are installed and was going to mount the power...
  3. R

    90hp Johnson kingpin/steering arm

    Can anyone help me with a steering arm installation process. I can't seem to locate anything on the steering arm in the service manual (I think it's a digital scan of an OEM manual). I have disassembled and have a new upper bushing (plastic) and new seals. Installation seems pretty straight...
  4. R

    90hp Johnson - A Few Torque Specs

    Could anyone tell me what the torque specs on a 82' 90hp Johnson Crossflow (J90MLCNB) for: 1) Split case bolts - Crank Mains (5/16) and outter casing (1/4") 2) Rod Caps - 12 point 5/16 socket 3) Mid-Section King Pin Nut - almost a 2" nut Thank you in advance for any responses.
  5. R

    82' 90hp Johnson - A Few Torque Specs

    Could anyone tell me what the torque specs on a 82' 90hp Johnson Crossflow (J90MLCNB) for: 1) Split case bolts - Crank Mains (5/16) and outter casing (1/4") 2) Rod Caps - 12 point 5/16 socket 3) Mid-Section King Pin Nut - almost a 2" nut Thank you in advance for any responses.
  6. R

    Why would There be Different Size Main Jets?

    Hello and thanks for reading this, I am rebuilding my two carbs on a 1996 90 HP Evinrude (E90TLCDC-pretty sure). After removing the main jets (and cleaning whole carb) I began re-installing the main jets only to notice that they were different sizes one is #56 & the other #59. Tore apart second...
  7. R

    Rebuilding Power Head - Ques about replacing bolts

    I Have two similar motors and one has all factory bolts (washered head) and the other has some grade 8 w/ no washer. One has studs here and the other has studs there. Is it acceptable to go grade 8 rather than oem for some things and not others? Where should I consider using studs rather than...
  8. R

    90hp Upper drive shaft inspection - groove and slop

    Have an Evinrude lower unit and was in the process of water pump maintenance when I noticed a slight conical groove (@ 0.05") at the water pump shaft hole. Further inspection showed the shaft to have lateral slop. About 0.75" at the end of the shaft and @ 0.065" at the seal. Is the shaft slop...
  9. R

    90 Johnson Re-Jet Carb After Boring .30 Over?

    I have my 82' 90hp Johnson at the machine shop. They are going to bore two cylinders 0.30 over. I am not sure which two cylinders yet (If it matters). Do I need to put larger jets in the carbs? If so, all (3) sets? How do I figure out what (or does someone know) what size jets to install.
  10. R

    Evinrude 90 and Johnson 90 Carb Difference?

    Hello, I have two 90hp's which I am building one good (fingers crossed) motor out of. One 1996 Evinrude (Best I can tell, have posted to try and figure out year) and one 1982 Johnson 90. Between the two motors I have not found found any difference in the Powerheads (castings and part No. all...
  11. R

    New Used Johnson 90- Reassemble As-Is or Tear Down?

    Hello, Bought a J90MLCNB (82' 90hp) with no electronics and planning to complete the motor by combining "stuff" from similar Evinrude. Beyond rebuilding/replacing the normal maintenance items like carbs, plugs and pumps, I am prepared to tear the powerhead down for machine shop inspection and...
  12. R

    What, Where and Don't Do's of rebuild - 96' Evinrude 90hp

    About to tear down and rebuild powerhead (PH), among other things. Will create other posts for questions specific to the other component too but, the powerhead is my focus here. What kind of kit should I get? Buy individual components and a complete gasket kit, Buy a complete kit? The complete...
  13. R

    Evinrude 90--Power loss issue

    SORRY FOR THE LONG STORY....Repowered with a used (approx.) 1995 90hp Evinrude. I have ran the motor on the muffs several Times while testing but got it in the water for the first time last week. At launch motor appeared to run fine. Motored about 2200rpm cruising but ran motor up to 4500 or so...
  14. R

    Can't identify evinrude. Weird serial #?

    Have a (approx.) 1995 90hp Evinrude. Found coin on powerhead with # G4032392. I have Evinrude manual but the number on the coin does not correspond with the manual. Any ideas? Thanks in advance. Tried to attach pic with no luck.
  15. R

    Repair metallic gel coat?

    Just bought a bass boat and all of the flat sun exposed surfaces are faded. It surface does not feel smooth and seems that the bumpy surface is due to being able the feel the large flecks of mettalic. Can I wet sand and buff? Is there a clear coat that can applied instead? Or, what could be...
  16. R

    35hp Mercury Power Tilt Trim motor upgrade

    Hello, Hope I'v got this in the right forum but, looking to upgrade from a 35hp Merc w/ power tilt trim to a Merc 50-90hp. Question: How large of a motor can I put on my exsisting power tilt trim? Thank you for your help!
  17. R

    Approx 87' 35hp Merc Low Speed Sputters

    Hello, New to this forum and also a first time boat owner. I have experience with cars and home improvements but, never worked on boats. -Motor ran great, idle to WOT, first few trips out. Day I noticed the the idle and slow speed sputtering I primed the motor while tilted up. Gas ran out of...
Top