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when did shell switch to ck-4? #4508615
09/06/17 12:00 AM
09/06/17 12:00 AM
Joined: Nov 2009
Posts: 4,943
Houston, Texas
motor_oil_madman Offline OP
motor_oil_madman  Offline OP
Joined: Nov 2009
Posts: 4,943
Houston, Texas
I know for a while shell was putting ck-4 and keeping the cj-4 label.

I bought 6 qts of shell rotella from sears a while back and it's dated January 2016

2007.5 dodge cummins 6.7 liter. Chevron Delo400 15w40. 7000 mile or 250-300hr intervals.

Re: when did shell switch to ck-4? [Re: motor_oil_madman] #4508619
09/06/17 12:16 AM
09/06/17 12:16 AM
Joined: Aug 2008
Posts: 3,167
Reddy45 Online shocked
Reddy45  Online Shocked
Joined: Aug 2008
Posts: 3,167
A batch from then would be CJ-4..

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