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  1. 6

    broken 4 blade comp prop

    I need prop suggestion for 96 wellcraft 190 cc with 112 johnson spl. Orig had a 4 blade composite with no. 04347k. Power head was just rebuilt, and at the lake, motor was shaking bad till it got on plane. Turns out 1 of the 4 blades broke off. I have no idea what the max rpm was. I...
  2. 6

    replace coils?

    Im now trouble shooting rebuilt power head trouble, 96 112 spl. I got power head back with coils on 1 & 2 cyl with chunks taken out of them. Well after reading those will soon fail, I bought 2 new ones that came with wire. Now I question myself, should I replace 2 & 4 as well? being 12...
  3. 6

    Frustrated! please help? w 112 spl

    :confused::confused:Guys, please help me take steps to get my motor back to normal. Ill try 2 make this as short as possible. 96 112 spl, rebuilt power head. Orig blew up # 1 piston (found stuck thermostat and no active alarm horn) Rebuilt .020 over, new water pump, thermostats, checked...
  4. 6

    what temp should I be?

    guys,, got powerhead rebuilt and Im questioning what should the head temps be of my 96 112 spl? Im going to a lake today or tomorrow and I borrowed a infrared thermometer. By touch, I can tell upper starboard (1?) is a little hotter than other heads. I can hold my fingers at least five...
  5. 6

    water leaking between power head and middle

    guys is this cause for concern, I wouldnt even call it a leak, more like seepage. new gasket was installed dry w/ no silicones, and tiny bit of water seeps. to worry or not to worry? seeps= 1 drop every 5 seconds
  6. 6

    my 112 spl is alive!!!

    fired up my rebuilt power head on my 112 today. ran good and smooth through different rpm's for about 30 mins. 2 issues I though I'd ask the experts about, new water pump has good pee stream through output hose, and prop outlet, I thought I remembered water coming or spraying out those 2...
  7. 6

    96 112 spl johnson starter

    can anybody help me with no's on this starter? I only see uni9-11, and nobody can cross ref #'s Thanks, Joe
  8. 6

    112 spl starter troubles

    Please confirm with me my starter is bad. 2 good fully charged batteries, very good borrowed 2/0 gauge jumper cable. Starter engages, but spins real slow in spurts. Jumpered + on both sides of solenoid and directly on cleaned power lug with same effect. Use cleaned bolt on block for...
  9. 6

    battery cable for 112 johnson

    After hours of trouble shooting, finally decided to clean my battery contacts only to discover neg cable from batteries was solid as a rock! also feels like it breaking up inside. I need info on where to get replacement and what caused this. Thanks, Joe:confused:
  10. 6

    assistance needed on wiring of rebuilt powerhead

    Situation, installing my rebuilt power head on 96 112 johnson spl. Wired it all back up as it was, and now upon turnover of starter, im getting smoke out of bonding braid. Only electrical I did was new 3 wire rectifier. which i thought was pretty cut and dry. I do have the OEM shop...
  11. 6

    rebuilt power-head almost ready to fire!

    I want to clear some stuff up before Im on the water. My 112 johnson spl (50-1) blewup a piston ring last year. Its was bout 4 years since last de-carb. One thing I was doing and didnt tell anyone, was using the motor alot to troll. Or just bumping in and out of gear to keep clear from...
  12. 6

    insulating and securing wiring harness

    Just re-installed rebuilt powerhead on my 96 112 spl. Im asking are there any tricks to insulating and securing wiring harness? I kick myself for no taking picture of wiring. I know under cover, wires will be subject to temps and vibration. I've cleaned and elec greased all plugs. Thanks,,, Joe
  13. 6

    small ground cable???

    Im re-installing rebuilt power head 96 112 spl onto my lower unit and so far so good. 2 questions, Ive got that and forgot where it goes that approx 3inch bonding braid (cable). And next step for me is shift lever under the carbs. Any tricks, havent started that yet,,,, but worried, my...
  14. 6

    replacement part identification?

    Hello everyone,,, I need help locating a replacement fitting. What I have is a 1996 johnson 112 spl; just went through powerhead rebuild and while removing power head,,, I broke little nipple fitting right below carberator. It feeds a hose with a very small I/D to a fitting in the...
  15. 6

    new prop?

    Im thinking of getting new prop for my 195 wellcraft cc w/ johnson 112spl. Its a 95 model with orig slightly worn composite prop. I have no complaints about the orig 4 blade prop. Only thing I can tell is it gets up on plane ok and 40 mph is top speed. unknown rpm. Motor has rebuilt power...
  16. 6

    rebuild steps??? johnson 112 spl

    Was very happy to see my machined power head returned to my boat mechanic and finding machine work and power head assembly was only gonna cost about $750; That includes 4 new .020 pistons/rings and new caged bearings. (upper rod) and gasket set. He claimed lower rod and crank bearings...
  17. 6

    rectifier or tachometer trouble?

    Could a faulty rectifier be the cause of some tach troubles? Ive determined my 3 wire rectifier needs to be replaced. ( no continuity between red/yel gry wires ) I know more than likely caused by me running w/ no battery. And a lightbulb clicked on, my tach will work on initial start up...
  18. 6

    is my rectifier bad???

    its for a 112 johnon spl; reading some links and following oem manual, i've got measurable resistance between ground to yel, yel/gry and red 1 way,,, but (next step) red to yel/gry (res one way) then red to yel- open,,, no resistance. Power head is being rebuilt, and 2 years ago I...
  19. 6

    to overbore 1 cyl in john 112 spl

    How do you guys feel about overbore of 1 cyl? Marine shop advsd me to sleeve cyl 1 because other 3 bores are good and just need hone. I read in my manual that it is permissible to overbore 1 cyl .030 over. He claimed he didnt like doing that and recommended sleeving for about $ 200 more...
  20. 6

    removing water jackets???

    Im rebuilding my 96 112 spl, and am thinking problem was caused either by detonation, large amount of carbon on rings or coking. All from lack of maint. on my part. Question is, heads are off and pass glass table w/ feeler gauge (no warpage), do I need to take covers off heads? I think...
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