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Fork oil change going disastrously wrong

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  #11  
Old 01-02-2017, 09:55 PM
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Originally Posted by Nomadmax
Depending on how many miles are on the forks you might be half *ssing the job. If there are 40k miles on those forks I'd take them apart and change the bushings and seals. Then I'd measure the fork oil volume (from the top) as opposed to putting in X amount of ounces. For less than a hundred fifty bucks you could do the job AND throw in a set of Progressive springs.

I've learned how to make a job go fast; skip the shortcuts.
Right now I'm just changing the oil cause I'm on a budget. I do agree with 65-68k on a 20-30 year old bike the seals and bushings needs to be done. When I drained the oil it was BLACK as the paint on the bike. I'm just doing little bits at a time as I can afford them.
 
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  #12  
Old 01-02-2017, 10:00 PM
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If it's a normal cap, the big nut is 1 3/8".
 
  #13  
Old 01-03-2017, 07:34 AM
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Originally Posted by Calamity Joe
Right now I'm just changing the oil cause I'm on a budget. I do agree with 65-68k on a 20-30 year old bike the seals and bushings needs to be done. When I drained the oil it was BLACK as the paint on the bike. I'm just doing little bits at a time as I can afford them.
This won't cost any extra money:

Take off the the fork legs and pump out all the old oil, then let them drain upside down in a bucket for a while. Put in new fork oil measured from the top in MM as opposed to OZ. You'll get better results for just a little more work.
 
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Old 01-03-2017, 09:22 AM
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Joe, if you end up pulling the fork tubes, take the top cap nuts off first. It can be difficult to get those off while holding a fork tube not clamped on the bike. I pulled a pair once that had such tight cap nuts, trying to use a socket and breaker bar just turned the tubes in the clamps, had to use an impact wrench to break them loose. Do NOT use red loctite putting them back on!
 
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Old 01-03-2017, 09:44 AM
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Originally Posted by Imold
It can be difficult to get those off while holding a fork tube not clamped on the bike. I pulled a pair once that had such tight cap nuts, trying to use a socket and breaker bar just turned the tubes in the clamps, had to use an impact wrench to break them loose.
Unless you have one of these:

 
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Old 01-03-2017, 10:11 AM
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And when you don't have the right tool, improvise...

 
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  #17  
Old 01-03-2017, 11:08 AM
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Originally Posted by Imold
And when you don't have the right tool, improvise...
Improvise, adapt, and overcome!
 
  #18  
Old 01-03-2017, 11:28 AM
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I was unable to get oil in from the top of my old EVO. Instead I filled them from the bottom just like you do an outboard boat engine lower case.
 
  #19  
Old 01-03-2017, 12:31 PM
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Originally Posted by ohioflhs
I was unable to get oil in from the top of my old EVO. Instead I filled them from the bottom just like you do an outboard boat engine lower case.
Just out of curiosity how do you do that????
 
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Old 01-03-2017, 12:32 PM
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Originally Posted by Imold
And when you don't have the right tool, improvise...

I used a couple half moons of a pvc pipe to protect the tube when I put it in a vice.
Worked like a charm.
 


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