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  1. M

    1986 evinrude 70 hp p trim issue

    I'm working on a 1986 70 hp 3 cylinder. Issue is trim won't work when the 2 wire connector is connected (the connector from the relays to the trim motor. I just get clicks from the relay. If I disconnect the plug I can get trim to work when applying voltage directly to the trim motor wires. I...
  2. M

    Nissan 25 hp length short or long?

    I bought a 1988 Nissan 25 hp ns 25 c2. Not sure if it's a short or longshaft? Measures 18 inches from where it rests on transom down to cavitation plate. Seems too long for a short shaft but too short for a longshaft? Thanks
  3. M

    Disable oil level sensor 2001 yamaha 50 hp

    I am removing oil injection system from 2001 50 hp 3 cylinder 2 stroke. Will not having the oil level sensor plugged in cause the engine to go into limp mode or cause a warning horn to sound? Finding mixed answers to this. Thanks
  4. M

    Yamaha 50 hp 2 stroke oil pump bypass

    I have a 2001 yamaha 50 hp 3 cylinder 2 stroke. I bought it recently but the oil pump arm was not connected and the level sensor was unplugged. The seller didn't know much about it. If I pull the oil pump off does anyone know a part number for a block off plate and seal to put on the engine...
  5. M

    Mercury 90 hp driveshaft removal

    Working on lower unit 2001 mercury 90 hp six jaw reverse. 3 cylinder 2 stroke. Does the driveshaft slide out after removing water pump assembly? If not what needs to be done to remove the driveshaft from the lower unit?
  6. M

    Play in driveshaft

    I have 2 lower units. One is a v6 lower unit one is a v 4 I noticed they both have play when wiggling driveshaft side to side. Noticed with and without water pump and housing either installed or removed. Gear oil looked fine. I pressure tested the v6 lower and couldn't get over 2 psi as I hear...
  7. M

    V6 lower unit prop shaft

    I have this v6 lower unit but the end of the propshaft splines look strange. Anyone see this before? What could cause it? Will it work ok? Thanks
  8. M

    EVINRUDE lower unit i.d.

    I have a lower unit I bought with a bunch of parts. I can't find a part number anywhere on the housing. They are usually on the casting near where the exhaust enters from the midsection. I want to sell it but I don't know what it is off of. There is a number on the driveshaft of 339769 but I...
  9. M

    EVINRUDE 25 hp lower unit

    I have a 1980 evinrude 25 hp 2 stroke tiller longshaft. Need a lower unit (above prop exhaust split gearcase style) anyone know what years interchange with this? It uses a long stud with a nut on top as one of the mounting attachments
  10. M

    Johnson 50 hp air/fuel issue

    Working on a 2001 2 cylinder 50 hp 2 stroke Johnson. Top cylinder compression 145, bottom 130. Sounds like running on one cylinder and a lot of gunky sludge coming out of exhaust (unburned oil/fuel) Top spark plug shows normal discoloration bottom cylinder spark plug looks brand new (both plugs...
  11. M

    Johnson 40 hp powerhead bolt oops

    I'm working on a 2001 Johnson 40 hp 2 stroke 2 cylinder. Swapping powerheafs. One of the powerhead bolts was seized and snapped off. I was able to drill out the broken remains and retapped the hole. Problem is I wasn't straight on so now the bolt is angled so bad that the new bolt doesn't engage...
  12. M

    1993 EVINRUDE 40 hp tilt assist touch trim

    Tried installing a new cable couldn't get the pin that the cable goes onto at the lower end to move. Wound up breaking the pin off (the silver round piece that the cable ball goes into at the gas assist CYLINDER. New one is 700 bucks. Don't want to get involved converting to power trim. Anyone...
  13. M

    Yamaha 40 hp stall when cold start

    My 2000 ysnsha c40 tiller non oil injected REVS what seems to be super fast when cold started. Can someone confirm what rpm these should be turning when cold started before it automatically drops the rpm (part of the quick start procedure). Also when it kicks down to slow speed after cold start...
  14. M

    Yamaha 40 hp 2 stroke high idle

    I have a 1999 c40 3 cylinder 2 stroke tiller motor no oil injection. It is in beautiful condition but it gives trouble cold starting. I have cleaned the carbs thoroughly and tested the prime start solenoid for proper resistance and to make sure the needle moves after supplying voltage. Issue is...
  15. M

    Yamaha 9.9 2 stroke wont run

    I have a 2008 yamaha 9.9 2 stroke. Starts intermittently and when it does it starts off running fine and then it shuts off. Electrical is good. Compression 130 both cylinders. Carb has been cleaned and all adjustments set. I took it to a marine mechanic and he thinks it is leaking internally on...
  16. M

    Pro kicker 9.9 remote

    I am looking at a 2015 mercury 9.9 pro kicker with power trim, electric start. It is a TILLER model. I need to use it as a remote model. Can someone let me know if the wire harness plug is already equipped? Will a yamaha side panel remote control and yamaha wire harness plug into this mercury? I...
  17. M

    Evinrude 15 hp 2 STROKE bog

    I have a 1992 evinrude 15 hp 2 STROKE VERY LOW HOURS . It bogs when you open the throttle quickly. It will bog and then rev up quickly. If you pull the CHOKE closed at the same time that you twist the throttle there is no bog at all. I went through the carb 2 times and replaced the SEALS and...
  18. M

    Yamaha 9.9 2 STROKE no start

    I have a 2008 YAMAHA 9.9 2 STROKE MANUAL START. I bought it with a seized powerhead. It was missing the carb and linkages as well. I bought a 1996 15 hp powerhead and carb from ebay. I installed it on the outboard that had the bad powerhead. I can't get it to start. I get a little pop once in...
  19. M

    Tach install 40 hp

    I have a 2000 YAMAHA 40 HP 3 CYLINDER 2 STROKE MODEL NUMBER C40trly. I think this motor was a remote control style that someone added the TILLER kit to. I want to install a tach maybe even one that shows a tilt/trim position. Under the hood is a fairly large diameter wiring harness all bundled...
  20. M

    Yamaha 40 hp tiller IGNITION key issue

    Hopefully someone can help. I have a 2000 YAMAHA 40 HP 3 CYLINDER 2 STROKE ELECTRIC START MODEL C40trly. It has what I believe is the yamaha conversion TILLER HANDLE on it. It uses the IGNITION key cylinder off to one side and a stop/kill switch on top of the handle. Issue is the key switch...
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