Cm871 valve cam part number mystery
06-28-2017, (Subject: Cm871 valve cam part number mystery ) 
Post: #5
RE: Cm871 valve cam part number mystery
Cummins does say you need to change the rockers when updating the wider lobe cams, I remember going through this when I did mine.

That doesn't mean you need too but rather just that Cummins says you need too..... it's this reason why I bought a used cam.


User's Signature: I'm no mechanic, I'm just a guy that breaks down enough to know a bit.
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RE: Cm871 valve cam part number mystery - Brock - 06-28-2017



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