....Is this Normal?

jeba6208

Member
Sep 8, 2005
49
0
I just bought this KDX200... Previous owner told me of the need to replace the o-rings on the FMF Gnarly pipe....Lots of dripping black ooze coming out around the cylinder/FMF connection...
Does this look normal to you?

I am hoping to stop the exhaust dripping out of this connection by replacing the 2 exhaust O-rings and gasket

(Local dealer said stock O-rings are what I need)

Here's a few pictures of what I found when I took it apart.

http://s57.photobucket.com/albums/g238/parafan/
 

IndyMX

Crash Test Dummy
~SPONSOR~
Jul 18, 2006
5,548
2
Amo, IN
Looks fine to me.. You'll never get a perfect seal there. The black ooze.. That's spooge. It's caused from a too rich mix. From what I understand you'll never get the KDX jetted perfect, but you can come pretty close.

Read up on jetting and go from there.
 

jeba6208

Member
Sep 8, 2005
49
0

Something is going on...It's spraying this black ooze all over the bottom of the front fender and has put a nice coating on the exhaust pipe.....Looks like I need to get a jetting kit since the previous owner put on an FMF Gnarly, V-Force reeds and removed the air filter top
 

porterdog

Member
Aug 22, 2005
71
0
....and: Remove pipe, clean well. Clean recess in head. Apply new o-rings. Goop it up with RTV and reinstall. Let sit overnight before riding.
 
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