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    think its burnt oil

    hi. haven't posted for a while. out last week using the 8hp mariner got back to the dock hoisted the engine of the boat. noticed that there was a black smear coming from the right hand side relief port. right down to the cavitation plate wasn't slimy but it was tacky. left hand side one clean as...
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    water problem

    i have a johnson 25hp started it up the other day first time in three months. water gushing out of the tell tail pipe but nothing coming from the two holes at the top of the leg. impellor must be working for water to come out of the tell tail. does the engine have to get to a certain temperature...
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    mariner 8hp

    hi. out on the longliner today,engine starts to lose revs untill it finallay dies, wont start with choke in. choke out runs no problem put the choke in she starts to die again tried the engine when tied back up in the harbour. runs no bother with the choke in only seems to happen when the engine...
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    johnson 25 seahorse 1981

    took the engine of the boat today to flush with fresh water after i had checked my lobster pots, gave it a pull to start it nearly tore my fingers from my knuckles did,nt give it another pull it has never done this before. what could be the reason for this.
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    british seagull ESC 181 HH1

    hj. i have the above motor the engine just kept dying when shifted into gear,decided to renew a few parts new piston rings c/head gasket fuel needle value. fresh fuel i have good compression and a bright blue spark a couple of pulls on the starter rope backfire, all the parts were from john at...
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    year of make

    hi. done a lot of searching on the site to no avail can anyone tell me the year of this 25 hp johnson. model no.j25 ba1c1m. serial no. bo15485. many thanks.
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    mariner fuel bulb

    i have an 8hp mariner i squese the primer bulb until the bowl is full, but the bulb is not hard if i contue to pump it the fuel then comes out the choke shutter, making very diffacult starting does the bulb have to be hard or just squese until the bowl is full:confused:
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    rope pull wont budge.

    went to start my johnson 25 1978 yesterday first time in a couple of months, it wouldnt pull at all took the recoil of and pull rope working perfectly fine,had it serviced three months ago ?180 was starting second pull im sure it will start if it were to turn with the recoil all advice gladly taken.
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    stops under load

    british seagull eng no esc 181 hh1, i had to strip the cyclinder head to clean the water passages, took the piston out also for easier handling, cleaned the water jacket and reassembeled taking care that the piston rings were seated correctly, new cyclinder head gasket with a film of sealant...
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    backfire

    i have a 1989 british seagull not pumping water to good so i took the head off to clean the water passages got them all nice and clean everything back together first pull on the rope a back fire next ten pulls nothing getting a bright blue spark and the spark plug is wet before i stripped the...
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    choke

    i have just had a new cdi unit installed as the 8hp mariner was only firing on one cyclinder massive difference in the performance now the thing is even when the engine is warm i still have to pull the choke out to start her, surely when warm she should start with the choke in.
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    tilting engine

    hi. when i tilt my 25hp evenrude on the transom i have to put a piece of wood on top of the transom bracket to stop dropping back down, i move the catch from unlock to do this if i put the catch back to lock will it hold the engine up or is the lock unlock catch only for when the engine is in...
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    three blade prop

    i have a 1974 johnson 25hp with a splined three blade prop, when i have it bolted to a trestle switched off move gear lever into forward or reverse there is quite a bit of play on the prop before it engages is this normal dos,ent seem to affect engines performance on the boat. regards
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    vibration from 8 hp mariner sn no 9509098.

    have looked at all the threads but cant locate the year of this model. problem is just recently starting to get a very bad vibration from it, cant give it full revs because holding the tiller is sore on my arm. all help more than wellcome. kind regards.
  15. R

    hard to start

    hello everyone. just joined today seems a nice forum and i stay in bonnie scotland. any way to the problem, i have a evinrude 25hp 1974. it takes about 50 pulls to get it to start also when finally it does start put the throttle to full revs dont pick up as they should i get some quick short...
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