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Posted (edited)

my buddy was taking off his pipes today and when he took off the left side of the pipe, there was some oil coming out of the pipe? im not sure why it would be doing that. i do k now that he was trying to kickstart it for about 10 minutes, he was having some trouble with his coil but still? engine was just recently upgraded, any ideas?

Edited by deathmetal5150
Posted
my buddy was taking off his pipes today and when he took off the left side of the pipe, there was some oil coming out of the pipe?  im not sure why it would be doing that.  i do k now that he was trying to kickstart it for about 10 minutes, he was having some trouble with his coil but still?  engine was just recently upgraded, any ideas?

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Sounds pretty normal for just about any 2-stroke- However, if it's REALLY excessive, like pouring- you might have a bigger problem.

 

But if it sprays out the back- don't worry- That's just your Shee marking it's territory :headbang:

Posted (edited)

yeah thats just the thing, he had it rebuilt from the crank up, and it was running fine for a couple minutes then the electrical problems began, it came down to his wiring harness i believe, however he gave up on that, and probably kicked it over 300 times after that. so im wondering if maybe it just sucked up through the pipe on the left side? it definetely wasnt coming from the right side but when the pipe on the left was taken off, oil just went everywhere it was laying down in the bottom of the pipe. (i'd say about a cup full)

Edited by deathmetal5150
Posted
i wonder if maybe the left side just wasnt firing??  im just hoping its nothing serious.

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If its 2-stroke oil......thats A LOT. If its engine/tranny oil there might be a problem with the rings. Check the compression on that cylinder (both while you are at it). If its stock compression it should be in the 125-130psi range. Any lower and you may have ring problems. There could also be excess crank case pressure.

Posted

For some reason the electrical problem that comes to mind is that maybe the flywheel is rubbing on the wires going into the stator which could explain why it ran and now it doesn't if thats what happend. If you kicked a banshee or any 2 stroke enough times (300 might do it) it would pull in enough fuel to aventually fill the pipes with fuel which will look dark and oily due to all the suit build up and burnt oil in the pipes. Make sure its still getting spark and the electrical is good, you may have to keep putting in new plugs if they get to wet and oil foulded to spark good. If the motor has had a couple heat cycles on it so you can take it for a drive and you do get it running, reving it a little while driving it under some load should help clear it out.

 

If it was running on one side only it would also spit fuel into the side that wasn't running. He should have been able to tell if it was only running on one side. If it was that case I would say bad coil maybe.

Posted (edited)

Well here's basically what it is. My buddy's motor was rebuilt from the crank up like i said. Once the bike was put back together, it didnt want to start. What he had to do was coast it down to kick it over, and it took a couple times, then it turned over. He drove it a few times around the block, and to ME, it sounded like it was running on one cylinder. He then brought it back to the garage, tried kicking it over, and nothing at all. I am pretty sure each side was getting spark at the time, however, i believe it was intermittten spark. Changed the coils, cdi, stator, you name it, and he eventually gave up. Stator and flywheel was also changed and pro installed so it was definetely ok. I believe the wiring harness wasnt grounded right. At any rate, only the left side was filled with some oil at the pipe. Im assuming maybe since the bike was being kicked over like that, maybe if it wasnt firing on the left side, it would just spray and fill up the cylinder enough to come out of the pipe right there.

Edited by deathmetal5150
Posted
If its 2-stroke oil......thats A LOT.  If its engine/tranny oil there might be a problem with the rings.  Check the compression on that cylinder (both while you are at it).  If its stock compression it should be in the 125-130psi range.  Any lower and you may have ring problems.  There could also be excess crank case pressure.

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If it is tranny oil, it would have nothing to do w/the rings on a 2-stroke. If it is engine tranny oil, it would have to do w/crank seal on right side, but then you would definately have oil in the right pipe. I agree that if he kicked it over a ton of times, it was probably gas mixed w/the grime in the pipe. As far as the electrical problem goes, good luck.

Posted

make sure that choke tube between the carbs is on there.

Posted
If it is tranny oil, it would have nothing to do w/the rings on a 2-stroke.  If it is engine tranny oil, it would have to do w/crank seal on right side, but then you would definately have oil in the right pipe.  I agree that if he kicked it over a ton of times, it was probably gas mixed w/the grime in the pipe.  As far as the electrical problem goes, good luck.

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man........DUH.........had a brain fart, thinkin 4-stroke

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