Quote:
Originally Posted by kalbert
I guess I'm out of the loop on cam failures due to newer motor oil additive formulations. I haven't seen nor heard of an alarming number of failures. Just guys reporting they know a guy who's brother in law damaged a camshaft and they surmised it must have been the oil that caused it because SN can't be as good as the old SD was.
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Someone correct me if I am wrong,,, Doesn't Cumins Diesels still run flat tappets?