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Lifter Bleed Down While Static?

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Old Dec 7, 2022 | 04:51 AM
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Default Lifter Bleed Down While Static?

About 2 months ago I successfully installed a new cam (WM8-22X), lifters (Wood Alpha Directional) and cam bearing. Bike is a 2020 Harley Sport Glide w/M8 107. 25,000 miles.

I then decided to install the S&s tappet cuffs while bike is in winter storage. In the process of reassembling, the rear cylinder pushrod adjustments were completed but I ran out of time to install/adjust the front cylinder pushrods.

My question/concern is that the front cylinder’s lifters have been in the bike for >24 hours. Could the front cylinder’s lifters have “bleed down” while sitting in the bike and no pushrod/valve springs exerting force on them?
 

Last edited by Lammy1000; Dec 7, 2022 at 04:52 AM.
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Old Dec 7, 2022 | 05:09 AM
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Originally Posted by Lammy1000
About 2 months ago I successfully installed a new cam (WM8-22X), lifters (Wood Alpha Directional) and cam bearing. Bike is a 2020 Harley Sport Glide w/M8 107. 25,000 miles.

I then decided to install the S&s tappet cuffs while bike is in winter storage. In the process of reassembling, the rear cylinder pushrod adjustments were completed but I ran out of time to install/adjust the front cylinder pushrods.

My question/concern is that the front cylinder’s lifters have been in the bike for >24 hours. Could the front cylinder’s lifters have “bleed down” while sitting in the bike and no pushrod/valve springs exerting force on them?
no, you're good. The spring inside will keep them from bleeding down
 
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Old Dec 7, 2022 | 08:31 AM
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Yeah they bleed up not down..

One thing to know is that with motor oil in the lifter, they'll bleed down a lot slower than on the original install, especially the woods lifters.
 
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Old Dec 7, 2022 | 07:56 PM
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Thanks for the info.
 
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