Primary Vent

Jun 16, 2019
17
23
cheswick, Pa, USA
Just dropped the trike off at the dealers to get the primary vent installed. They did not give me any trouble at all and said I could pick it up tomorrow. My question is will it work and can I use the fat shaft from Greg Williams with the vent installed?
 
Just dropped the trike off at the dealers to get the primary vent installed. They did not give me any trouble at all and said I could pick it up tomorrow. My question is will it work and can I use the fat shaft from Greg Williams with the vent installed?

Your profile says you have a 2019, what problem are you trying to solve with the primary vent. Were you having trouble with oil migration?
 
Yea ,I did the first 1000 mile service myself and the transmission was almost dry. Changed all the oils and checked after another 300 miles and trans was low again. Kept an eye on it for another 1000 miles and it only got worse. All the oil was in the primary.
 

Early build dates did not have the vent installed by the factory;)

This IMO is still a band aid fix ( it does seem to work), However Harley is missing why this is happening.

If you look at what they changed when they went to a hydraulic clutch you will see why they transfer fluid ;)

Keep a close eye on your fluid Alan, your trike has been identified as one that may transfer
 
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I learned something here as I thought all the 2019's had the fix from the factory.

I still don't understand the relatively small number that do it & why they all don't
 
I learned something here as I thought all the 2019's had the fix from the factory.

I still don't understand the relatively small number that do it & why they all don't

I have not heard of any Freewheelers transferring, yet this in itself seems strange as the hydraulic clutch is the key factor IMO

My 15 never transferred any fluid and I rode it hard

The last trip I took on it was non stop from Jacksonville to Mn, stopping only for fuel and a snack

My 17M8 has been ridden hard and spent time on a dyno, it today has not transferred any fluid

I think you and I have GOOD ones
 
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I have not heard of any Freewheelers transferring, yet this in itself seems strange as the hydraulic clutch is the key factor IMO

My 15 never transferred any fluid and I rode it hard

The last trip I took on it was non stop from Jacksonville to Mn, stopping only for fuel and a snack

My 17M8 has been ridden hard and spent time on a dyno, it today has not transferred any fluid

I think you and I have GOOD ones

I know we do. I have no oil usage & am happy. Could it just be duel cooling models?
 
I sure do hope the vent works, I got a lot of time invested in this thing. I bought my first new Harley in 1970 and this is the first one thats had a problem I didn't cause myself.

Trike yard.jpg

 
I have two friends with street glides ( non water cooled) and they are both doing it.I work with a guy who traded his 18 Road Glide on a new Indian because of oil transfer.I have yet to see any 19's that have the vent factory installed.Will be interested to see if the 2020's have the vent.
 

If it's not doing it now, it's unlikely it will start up. When all this started, I was checking every week, but I apparently got a good M8 & now check every 1,000 miles.

It sure is easier to see the level with the pink pepto bismul installed. :D
 
I have two friends with street glides ( non water cooled) and they are both doing it.I work with a guy who traded his 18 Road Glide on a new Indian because of oil transfer.I have yet to see any 19's that have the vent factory installed.Will be interested to see if the 2020's have the vent.

I traded in my 17 Tri because of the oil transfer about a year ago and at that time my dealer said he had at least 6 others doing it ! And he also added there probably more doing it but most don’t drive more than 2 or 3 thousand miles a year so they don’t notice it!

Mine was transferring every 8 hundred miles

As an side note he still hasn’t sold my Ex 17 he has it sitting in his showroom for almost a year now!
 
Just to keep everyone up to date, picked the trike up yesterday after work and put on about 100 miles. We put another 300 miles on today with a mix of interstate, 2 lane country roads and even a little city driving. Very happy to report that putting the vent on seems to have fixed my problem, did not lose 1 drop. I know that it's not a great test, but looks very promising.

I must add that my dealer went out of their way to make things right. They ask what oil I was using (Red Line) and replaced with the same, and did not cost me a cent. I hope things hold up , but right now I am very happy.
 
Just to keep everyone up to date, picked the trike up yesterday after work and put on about 100 miles. We put another 300 miles on today with a mix of interstate, 2 lane country roads and even a little city driving. Very happy to report that putting the vent on seems to have fixed my problem, did not lose 1 drop. I know that it's not a great test, but looks very promising.

I must add that my dealer went out of their way to make things right. They ask what oil I was using (Red Line) and replaced with the same, and did not cost me a cent. I hope things hold up , but right now I am very happy.

Good deal,I am also a big fan of Red Line;)
 
My 19 came worn it in there. Been checking and seem to have no issue with the oil migration. Happy to see that. I did not want a new Milwaukee 8 motor. But being forced onto a trike didn't have much choice. I am not a fan of used bikes.
 
My 19 came worn it in there. Been checking and seem to have no issue with the oil migration. Happy to see that. I did not want a new Milwaukee 8 motor. But being forced onto a trike didn't have much choice. I am not a fan of used bikes.

Everybody owned rides/drives a used one :wave4:
 
Just to keep everyone up to date, picked the trike up yesterday after work and put on about 100 miles. We put another 300 miles on today with a mix of interstate, 2 lane country roads and even a little city driving. Very happy to report that putting the vent on seems to have fixed my problem, did not lose 1 drop. I know that it's not a great test, but looks very promising.

I must add that my dealer went out of their way to make things right. They ask what oil I was using (Red Line) and replaced with the same, and did not cost me a cent. I hope things hold up , but right now I am very happy.

I glad they took care of you.:cool:

I have had 3 different HD dealers tell me that if your having trouble shifting, switch to Redline.;)
 

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