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  1. Bosunsmate

    Redband 50hp Gearbox problem

    Re: Redband 50hp Gearbox problem Well i decided to go for it and remove the prop shaft to get to the fallen off cam shaft. I removed the prop nut by using a 24mm and chocking the prop with some wood against the anti cavitation plate. I then heated up the splined washer and knocked that out with...
  2. Bosunsmate

    Redband 50hp Gearbox problem

    Hi Ive bought a Mercury 1970 Redband 50hp (500) that was seized. I got the powerhead off after dealing to a few seized in bolts and after getting hold of the mercury flywheel puller ive pulled her crankcase apart. The top big end con rod bearings had come apart and seized the top cylinder. Ive...
  3. Bosunsmate

    Evinrude 35hp battery cca size

    Hi,ive a evinrude 35hp electric start only. It lacks the battery power to start after i have had it on my battery charger but if i jump start the motor from another battery the original battery will then work alright for the rest of the day even after a very long break fishing. So im not sure...
  4. Bosunsmate

    1983? Johnson 35HP lacking power/torque :

    Re: 1983? Johnson 35HP lacking power/torque : Heres a photo of the one ive just done, its for a smaller motor than your one but the principles are the same, ive seen them on motors up to 90hp and theres nothing i can think of that would stop them going on higher rating motors than that too. Be...
  5. Bosunsmate

    Suzuki 8hp gearbox with powerdrill

    Hi Ive a suzuki DT 8hp serial 0801 737... ive just gotten hold of that runs but isnt pumping water. The impeller didnt look too bad, but what do i know! ive put the gearbox in a barrel and used a 14.4v drill to turn it, with a cloth to help protect the shaft. The water just dribbled out the...
  6. Bosunsmate

    1983? Johnson 35HP lacking power/torque :

    Re: 1983? Johnson 35HP lacking power/torque : Heres the prop specs on mine,i get good top end and hole shot with below 100psi, i think mine a (currently) like 90/75psi
  7. Bosunsmate

    Evinrude 1980 35hp Torque spec Flywheel

    Hi, Im wondering what the torque spec is for the flywheel nut. 27mm nut? Thanks
  8. Bosunsmate

    Mercury 7.5 1973 Blowback, ok reeds

    Hi, Im trying to repair a Merc 7.5 hp serial 8004212. It had weak spark so i replaced the insulators and wires and spark came good. It still wouldnt start so i put fuel in the spark holes and it went great for a second or so. i noticed that it had some blow back into the carbs. I was not...
  9. Bosunsmate

    Suzuki 85hp 1982 removing crankshaft

    Hi Someone put glunky oil in this motor and something has gone on the crankshaft. To get the crankshaft out on this do i need to remove the whole powerhead or can i just split the crankcase by removing the front carb/manifold area? Thanks
  10. Bosunsmate

    Johnson/Evinrude 35/30/25 Engine Air passage

    Hi, I think 99% of all videos of 35Hps/30/25 hps running both on the hard and on the water seem to have the front black air guard cover off with the carburettor inlet showing uncovered. Does leaving that cover off improve performance (is the black air cover making the engine slightlyy starved)...
  11. Bosunsmate

    1980 Johnson 35 leftover part

    Re: 1980 Johnson 35 leftover part I think it may be this one Its approximately 3cm width when motor is down. Ive now done that nut up
  12. Bosunsmate

    How to install a trigger 35hp

    Re: How to install a trigger 35hp Ive had a look this morning. There is no obvious magnet on the centre hub but it does have a magnetic pull on the areas to the east west if the magnets on the outer a north south. Its much weaker than the trigger but is pulling towards the crankshaft rather...
  13. Bosunsmate

    How to install a trigger 35hp

    Hi, i have a 1980 evinrude 35hp ecsm. Im installing a trigger, they only have one. Do you want to get the edge as close to the flywheel magnets as possible without the trigger being hit? The outboard ignition troubleshooter seems to suggest you slide them closer to the crankshaft in order to get...
  14. Bosunsmate

    Evinrude 35 sparks top cylinder only

    Hi, I have a evinrude 1980 e35ecsm.Its only got spark on the top cylinder and i dont have a timing light to check if thats even sparking correctly as it really struggles to even get started on that one cylinder, although it is a decent spark. The bottom has no spark. Ive swapped coils and they...
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