Harley Davidson Evolution Oil Breather

Available in polished or chrome plated finish.

Harley davidson evolution oil breather. 89 Harley FLTCU oil coming from the crankcase breather tube and. While running it hard at high exented rpms will add a bit more oil to the breather box you have way way too much. Simply thread into place for a clean looking breather option.

That is called sumping and happens because the check ball in the oil pump becomes stuck does not seat allowing gravity to empty your oil tank into your. Most Evo Twin Cam models that require Breather Kit features chrome breather cups that have built in. This was done in an effort to reduce the amount of oil that gets into the air filter.

Features an internal oil baffle that allows the oil and air to separate. A Sportster breather kit will ensure your engine functions as it should and it. Hial from ontario canada here.

Ive read about this being a problem if they sit but I ride it a few times a week. Fast Free shipping and the best customer service. My question is i have a 07 roadking with 11000 miles on it and iam getting oil in my breather.

In the following drawing the top arrows are pointing to the oil return oil. What causes that is the oil that was in the oil tank has passed through the oil pump into the cases. In earlier case breather model engines the oil would pour into the air filter if the bike had been sitting for a few months.

Not only that but we have them all in-stock and ready to ship to you today. The bottom arrows are pointing to the vent that goes to the breather bolts. Timed breathing was introduced on the.