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  1. J

    1998 25 EL Piston Ring Identification and Availability

    Hi. Hope you're well. I am working on a 1998 25 EL, serial 0G614644, that suffered a minor overheat and jammed a piston. The piston is a little scuffed but not bad at all. Very little aluminum in the cylinder. Anything there can be taken off the cylinder wall with a mild acid. The rings got...
  2. J

    2003 Mercury 25 hp 4 Stroke Coil to Plug Wiring

    I was recently looking at a 2003 25 hp 4 stroke that seemed to be low on power. On this engine, a single coil pack supplies power to each cylinder. I noted that the top coil output wire went to the top cylinder's spark plug and the bottom coil output wire went to the bottom cylinder's spark...
  3. J

    Lund Rebel 1650 Leaking

    Hi. I have been slowly bringing back a Rebel 1650 with a Honda 50, 4 stroke. Good news: it was given to me as partial payment for a job. Bad news: it was given to me as partial payment for a job. The engine seems firm. I have gone through it and last time out it started and ran very strong...
  4. J

    2001 Mercury 25 Timing Belt Change, Pulling Flywheel

    I'm replacing a timing belt on a 2001, 25ELPT 4S, serial 0T284681. The flywheel is giving me trouble. Can you point me in the direction of a good flywheel pulling instructional? Thanks, J
  5. J

    2001 Mercury 6 hp 4 Stroke Won't Start

    Hi. Hope you're well. I have a single cylinder 4 stroke 6 hp that won't even cough. Model ME6M 4ST, serial 0R019810. Compression at 65 psi. Spark jumps 1/4 to 3/8 inch air gap. Fuel spit right into cylinder. Can pull all day and get nothing. It's such a simple engine. Would timing have...
  6. J

    2005 Yamaha 50 4 Stroke Poor Water Flow at Telltale

    Hi. Long time. Hope you're well. Working on a 2005 Yamaha, model T50TLRD, serial 6C2L 1000653, that just dribbles water from the telltale. Flow improves with a pipe cleaner shoved up the telltale but you can only get up there 1 1/4" before hitting a T. One side of the T comes from the engine...
  7. J

    1983, 9.8 hp, Firing One Cylinder Only

    Hi. Been a while. Hope you're all well. I have a 9.8 hp, that appears to be a 1983 with serial 6403333, which is firing on one cylinder only. I swapped the coils to find that they are both good. So I think my problem is either a bad switch box (power pack) or a bad signal coming into the...
  8. J

    1997 Force 120 Leaking Fuel

    Hi. Been a while. Hope you are all well. I'm working on a 1997 Force 120 (serial unknown at this time). It's a 4 cylinder 2-stroke. I'm trying to keep it from stalling when shifted. During carburetor adjustments I noticed raw fuel coming out the front of the lower carburetor and fuel...
  9. J

    1981 20 hp Needs Prop

    I spun the prop on my 20 hp and don't know what to order. The only numbers stamped into the original are 9P A4. The diameter measures 10 1/4". Can someone point me in the right direction for pitch? Does the 9P indicate 9 inch pitch? Thanks. J
  10. J

    Water Pressure Gauge

    Hi. This is a new-to-me Sundancer Designer 200D with a water pressure gauge as part of the instrument array. What water pressure would this be monitoring? Where is the sensor? Thanks, J
  11. J

    1980 20 hp 5608805 Needs Drive Shaft Housing Engine Mount Covers

    Hi, Can anyone identify the part number for the round snap-fit mount covers for the lower engine mounts on the drive shaft housing? Thanks, J
  12. J

    US Marine L-drive Main Relay Access / Replacement

    Hi. i'm trying to replace the main relay on a US Marine L-drive. The bracket holding the electrical stuff including the main circuit breakers and main relay looks like it is held by two clamps. I removed the front clamp bolt and water started flowing in. I freaked out and reinstalled the...
  13. J

    US Marine / Force L-drive Main Relay Replacement

    I need to replace the main relay on a US Marine L-drive. The main relay is on a sheet metal bracket along with the main circuit breakers. I found this bracket is clamped to the floor, I think in two places and when I removed the bolt on the first clamp water started to shoot out of the bolt...
  14. J

    1969 Johnson 6 hp Won't Start

    Hi. I'm working on a 1969 Johnson 6 that will not start for me. I have spark and compression but am not getting fuel. I cleaned and rebuilt the carburetor and have the engine to where it will run if I entirely block the carburetor with my thumb allowing just a sliver of air. I call it...
  15. J

    0B145331 90 hp 3 Cylinder Won't Start

    Hi. I feel like I am chasing a ghost. I have a 90 hp 3 cylinder, sn 0B145331 that has no spark on any cylinder. On inspection I found one of the trigger wires burned off. I replaced the trigger. Still no spark. I disconnected the black/yellow ignition kill wires at the ECM. I disconnected...
  16. J

    2006 3.0L Will Not Start

    Hi. I am working on a 3.0L from 2006 that will not start. If I put fuel into the carburetor it will run momentarily. The water separator is about half full. Any ideas ? Thanks. J
  17. J

    2006 9.9 4-Stroke Hard to Start

    Hi. I've got a 2006 9.9 4-stroke Big Foot that appears to flood at start-up and idle. I replaced the fuel pump because gasoline was leaking into the crankcase oil sump. I still have a problem where the engine will flood at extended idle and yesterday wouldn't start. ​​​​​​​The only adjustment I...
  18. J

    1964 5.5 Fisherman Hard Starts, Won;t Run

    Hi. I'm looking at a 1964 5.5 Fisherman that historically has run like a dream, a nice quiet hum. This year she started earlier in the season with difficulty but now she will not start at all. I have gone though the carburetor again and do not find anything obvious. Spark shows good in a spark...
  19. J

    '07 Mercury 9.9 Dies During Idle/Gas In Oil

    Hi. I'm looking into an '07 9.9 that will eventually die is left at idle speed. The engine starts fine with the high idle engaged. As the high idle lever is lowered into run position the engine starts to die. It can be saved by increasing the idle speed, opening the throttle butterfly. To...
  20. J

    Dead Honda 30 hp 4-stroke

    Hi. I have a 30 hp 4-stroke Honda model BAWL-3002083 that is completely dead. I turn the key and get nothing. The choke solenoid will actuate. The stater will spin if hot-wired. Not the battery, main fuse is good. Any ideas on where to go next? Does anyone know where I can find a Honda...
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