'16 K9 oil leak

Sleekride

Member
After riding 130 miles and running out of gas, fortunately the reserve did it's job, I found the following leak while refueling. Looks like engine oil is coming down on the frame side of the drive belt housing. There were no leaks on the floor prior to my departure today. I'm still in the break in stages as the bike only has 280 miles as of today. What do you guys think? Attached the video on a YouTube link as I was unable to directly
load it here.

 

cdogg556

Guru
Hard to tell where it's from, you say it looks like from behind the belt drive, are you absolutely sure it's motor oil and not gear oil? Cause it's a good possibility that it is coming from your transmission seal.
 

cdogg556

Guru
I doubt it is tranny oil, with only 280 mile the tranny oil would still run clean. IMO
I would check all the oil tank pipe work fittings.
Good point Jeff, I just didn't think that there are any fittings near that area, and if they are leaking wouldn't it drip right off the fitting itself? If it is one of the fittings then he should be able to fire it up to see if it leaks while parked, if not then and it only leaks while riding then maybe it could be a seal.
 

BWG56

Guru
Good point Jeff, I just didn't think that there are any fittings near that area, and if they are leaking wouldn't it drip right off the fitting itself? If it is one of the fittings then he should be able to fire it up to see if it leaks while parked, if not then and it only leaks while riding then maybe it could be a seal.
Gotta remember he was riding it so even if it came from the oil line fittings it would blow back from riding:yesnod:
 

cdogg556

Guru
1000 rpm's no leak, 3000 rpms spraying all over the place, :eek: and if its coming outta the tranny the belt should've thrown it on the back wheel also, ax me how I no's dat
Well Jay, twist the f'n throttle and see what happens! :oldeek: Just kidd'n! :oldsmile: It's a brand new bike, I am sure he has a warranty on it, take it too the dealer and hab's them figure it out.:old2:
 

Sleekride

Member
All good points fellas. Thanks for the input. Dealer's 1,400 miles away and it does have a warranty so I'm in a bit of a quandary. Guess I will strap her onto the J&S jack and rev her up to test out some theories.
 

Viking

Biker
All good points fellas. Thanks for the input. Dealer's 1,400 miles away and it does have a warranty so I'm in a bit of a quandary. Guess I will strap her onto the J&S jack and rev her up to test out some theories.
Check all fittings of the oil lines, I'm pretty sure that's where it is. A new nipple can be a PITA.
 

JeffM

Active Member
Jay wipe her all down first, do a quick check on the fittings, pack up the stand or put on a lift and start her up.
Once warm do a check for leaks, if none found.
Go for a ride say for 5 min, check again road side.

One thing i found on mine one time was the primary vent spewed out oil cause i over filled it.
If this has happened there will be a drip under the primary as well.

Good luck.
 

BWG56

Guru
All good points fellas. Thanks for the input. Dealer's 1,400 miles away and it does have a warranty so I'm in a bit of a quandary. Guess I will strap her onto the J&S jack and rev her up to test out some theories.
This dealer is a little closer, there's a shop by me that was interested in becoming a dealer for Big Dog but they never replied to his messages he left them, so he said the hell with it.
Street Stuff Cycle
4 Central Ave
Norwich, CT 06360
860-886-5902
streetstuffcycle.com
 

woodbutcher

Mr. Old Fart member #145
Staff member
that connection from braided to hard line right there is crimped is it not???? could be faulty from the manufacturer. know it should have been pressure tested but some times they can get past without showing obvious signs of failure.
 
I agree with several of the above statements. Wipe everything down and take a close look at all the oil piping. Be very careful if you are going to rev the bike on a lift. No sense turning an oil leak into a bike laying on the ground.

I had a loose fitting at the engine that dripped on the frame and ran back to that area myself. It can be very deceiving where the leak originates and where it shows up. I've used UV dye for the really tough ones, but you can cross that bridge later if needed.
 
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