2024+ Center-Cooled Touring Models 2023.5+ CVO and 2024+ Road Glide/Street Glide/Street Glide Ultra Center-Cooled Gen 2 M8 Touring models

Oil Thread: 2024+ Center-Cooled touring

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Old May 21, 2024 | 09:08 AM
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Default Oil Thread: 2024+ Center-Cooled touring

This is the one and only oil thread in the 2024+ Center-cooled touring section.

Any other oil related threads created will be merged here.
 

Last edited by BrandonSmith; May 31, 2026 at 09:07 PM.
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Old Jun 1, 2024 | 07:13 AM
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Default The one and only oil thread in the 2024+ Center-Cooled forum.

Let me see what is your go to oil for those new M8 bikes
I’m coming up on my first oil change and this is what I’ll be using
AMSOIL 20w50 3 + 1 SAE 60
AMSOIL transmission fluid V-twin
AMSOIL primary fluid V-twin
AMSOIL oil filter EAOM134

 

Last edited by Sash302; Jun 1, 2024 at 07:15 AM.
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Old Jun 1, 2024 | 07:18 AM
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I use the Harley Davidson oils and filter specified in the Owner's and H-D Service Manual.
 
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Old Jun 1, 2024 | 07:46 AM
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Chewy.com sells Amsoil now?
 
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Old Jun 1, 2024 | 07:50 AM
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Originally Posted by dawg
Chewy.com sells Amsoil now?
correct lol
please stay on topic .
 
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Old Jun 1, 2024 | 08:25 AM
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Originally Posted by dawg
Chewy.com sells Amsoil now?
You're just a dawg looking for a treat.
 
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Old Jun 1, 2024 | 08:49 AM
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Mobil 1 worked for me the last 200000 miles
 
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Old Jun 1, 2024 | 08:53 AM
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So, you're going to custom blend your own 22w54?
 
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ALWAYS HD oil filters Syn 3 in motor and primary and syn 3 Trans oil since it came out. 3 bikes 225,000 miles is good for me.
 
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Old Jun 1, 2024 | 09:05 AM
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Almost 300,000 miles on Castrol Activa 20/50. 120,000 miles of that on M8's. Never a engine problem caused by my oil choice and 5,000 mile changes.
 
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