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View Full Version : Front sprocket worn, or clutch issue?



MudBug
09-28-2010, 07:51 PM
When I get around half throttle, something slips and I have no accelerating power. Looked at my front sprocket and the teeth are there, but are leaning the way that the sprocket spins and the tops of them look a little flat. I really hope this isnt a clutch issue. I can get a pic of the sprocket tomorrow for you guys. Honestly it doesnt look worn enough to be slipping like that.

fabiodriven
09-28-2010, 07:57 PM
You would know if it were the sprocket. It would skip and click. Sounds like you need a clutch.

thefineherb
09-28-2010, 07:58 PM
do you hear crunching noises? does the bike wind out and not accelerate?

MudBug
09-28-2010, 08:03 PM
it accelerates fine up until about half throttle, where is loses all power. bike still moves but its slipping. I hear no noise from the sprocket

harryredtrike
09-28-2010, 08:21 PM
if your sprocket teeth are curled it's time to order new sprocket and chain set.but this issue sounds like a clutch

thefineherb
09-28-2010, 08:26 PM
clutch indeed.

mudbogger
09-28-2010, 08:29 PM
clutch,I agree.Rocky Mtn has some good deals on plates, free shipping over 100 bucks too!!!

MudBug
09-28-2010, 08:36 PM
I had a feeling it was the clutch, I just didnt want to tell myself that. This is a job I need to do before my father gets home from work. Ill order new discs right away. Do I need springs as well? this engine is from an 08 CRF230L.

MudBug
09-28-2010, 08:39 PM
I know what caused it as well, trying to start burnouts in too high of a gear.

MudBug
09-29-2010, 04:44 PM
heres the sprocket guys. The more I think about it, I didnt have much chance to hear the sprocket slipping. Not to mention that the whole bike was SOAKED when this happened. I could also get a pic of the chain to show you how big it is. (o-ring)

http://i801.photobucket.com/albums/yy299/brandonploughman/sprocket004.jpg

http://i801.photobucket.com/albums/yy299/brandonploughman/sprocket001.jpg

http://i801.photobucket.com/albums/yy299/brandonploughman/sprocket002.jpg

http://i801.photobucket.com/albums/yy299/brandonploughman/sprocket006.jpg

Mr_RPM
09-29-2010, 04:55 PM
the sprocket, although a little worn looks fine and isn't the reason for your problem.
sounds like your clutch, did u by any chance use any kind of oil thats not specifically for atv/motorcycle use?

MudBug
09-29-2010, 05:01 PM
nope, its only had a few oil changes and they were done by a honda dealership. Up until half throttle the bike is fine. but after that I remember it moving but slipping somewhere. This sprocket definitely slipped, and I dont think it was from before.

Xpress
09-29-2010, 05:13 PM
Drain the oil, flush it, then try 10w-30. I've heard all kinds of things about dealerships putting in the wrong oil.

MudBug
09-29-2010, 05:59 PM
lol, well since I have to replace the sprocket anyway, ill get a new one. And if that dont fix it, on to the clutch!!

Dirtcrasher
09-29-2010, 09:05 PM
Wow, thats all really fantastic........

Grab a new chain, buy the whole clutch keep it adjusted.

I can't believe a person could not hear a chain slipping versus just hearing/feeling a clutch slipping.

Hope your a good rider :D

Mr_RPM
09-29-2010, 09:30 PM
Drain the oil, flush it, then try 10w-30. I've heard all kinds of things about dealerships putting in the wrong oil.

doubt that, one guy gets his oil changed, next week its slipping. he will either tell all his friends or go up to the dealership and complain, not worth it either way for the dealership.
Also my father is a mechanic at a certified dealership and i have hung out with the other 2 mechanics too (we all go duning together) and they are all aware of the oil situations.
anything can happen, i could only imagine a private little service shop but...

MudBug
09-30-2010, 06:10 AM
the thing is, I know my clutch is toast, I just have to wait to run into some money for new friction plates. I shouldnt need steels or springs should I? Is it ok to run aftermarket friction plates with OEM steels/springs?

And yes DC, i'm a very good rider! :D :lol:

Mr_RPM
09-30-2010, 01:38 PM
you shouldn't need new steels but if the ones you have are all discolored and warped from getting hot then change them, and new springs would be a good idea, i know i bought an EBC clutch for my Yamaha warrior back in the day and it came with new springs But i bough a EBC kit for my 110 and It did not.

Using after market fibers with OEM steels should work just fine, thats what i have always done and what many others do with no problems at all.
But with a machine as old as yours I would suggest getting new springs even if the kit does not come with them.

MudBug
09-30-2010, 03:58 PM
this is an 08 CRF 230L engine :D but I think its better just for me to get the EBC kit. springs plates fibers all included.

Mr_RPM
09-30-2010, 06:31 PM
why is it in the 3 wheeler section then? and 08 should not have clutch problems even if u did beat on it, maybe the wrong oil was used. nest time change it yourself with GN4 to be sure.

Dirtcrasher
09-30-2010, 09:30 PM
I am a 100% OEM clutch user and abuser.......