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Brass in oil.

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Old Jan 11, 2017 | 02:49 PM
  #11  
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Originally Posted by djl
Not a good sign; more like bronze not brass. Only a couple of places that metal could come from; cam plate pinion bushing, either end of the connecting rods or the crank thrust spacers.
Rocker arm and wrist pin bushings also but you hear them long before they ground enough to seen in an oil change.
 

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Old Jan 11, 2017 | 03:22 PM
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Originally Posted by TwiZted Biker
Rocker arm and wrist pin bushings also but you hear them long before they ground enough to seen in an oil change.

Good point on the rocker arms but the later cranks don't have piston pin bushings..
 
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Old Jan 11, 2017 | 03:29 PM
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Originally Posted by TwiZted Biker
Rocker arm and wrist pin bushings also but you hear them long before they ground enough to seen in an oil change.
Which is why I didn't include rocker arm bushings in the list; less than 1000 miles, doubtful that rocker arm bushings would be the source of the copper, brass, bronze or pixie dust that the OP is seeing. Now, the OP is referring to trans fluid so I have no idea where the sparkly stuff is coming from.
 
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Old Jan 11, 2017 | 03:57 PM
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I'm going to restart this discussion in the driveline forum. Thanks for all your comments.
 
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Old Jan 11, 2017 | 04:23 PM
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The brass flakes maybe are plating on the shift forks. Until it levels off even, you will see it. Just my opinion unless you see big hunks and I seriously doubt that is even a concern. Did you use the service manual for the plugs. The transmission should pour out just like the engine and primary. That oil pan on the bottom of the transmission with a plug that looks like the transmission and a plug and one that is the oil pan and one on the engine that is not the engine is confusing.
 

Last edited by Jackie Paper; Sep 14, 2018 at 07:49 AM.
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Old Jan 11, 2017 | 07:47 PM
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I had the same issue on my 08 ultra , drained all 3 in same pan , and found some brass. Took the oil and brass back to dealer so they can note it on my warranty , I now have 52,000 miles and no issues!
 
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Old Jan 11, 2017 | 07:58 PM
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Originally Posted by RIPSAW
The brass flakes maybe are plating on the shift dogs. Until it levels off even, you will see it. Just my opinion unless you see big hunks and I seriously doubt that is even a concern. Did you use the service manual for the plugs. The transmission should pour out just like the engine and primary. That oil pan on the bottom of the transmission with a plug that looks like the transmission and a plug and one that is the oil pan and one on the engine that is not the engine is confusing.
good stuff but you really mean shift forks.. not dogs.
 
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Old Jan 11, 2017 | 08:10 PM
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Originally Posted by RIPSAW
The brass flakes maybe are plating on the shift dogs. Until it levels off even, you will see it. Just my opinion unless you see big hunks and I seriously doubt that is even a concern.
Makes sense. Is the shift fork plating something unique to later models? Why plated when it is destined to wear off?
 
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Old Jan 12, 2017 | 04:40 AM
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Originally Posted by bwoltz
good stuff but you really mean shift forks.. not dogs.
Thank you

Originally Posted by djl
Makes sense. Is the shift fork plating something unique to later models? Why plated when it is destined to wear off?
This is off an 06 Softail. Not sure about now or other models. I doubt it's designed to flake. It's almost like a sprayed on coating..I just figured it was the high points. However, it also could have been some type of additive Harley put in when assembleing the transmission like someone mentioned. One reason why someone should not put GL5 lubricants into a Harley transmission. However, just my opinion.
 

Last edited by Jackie Paper; Jan 12, 2017 at 04:47 AM.
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