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Of interest to tribologists
Rotella is also one of the VERY few oils left with ZDDP (a zinc diphosphate compound) still in it. Guys who build flat tappet V8s can tell you about the cam wear issues when oil makers stopped using it.
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1987 300D (230,000 mi on a #14 head-watching the temp gauge and keeping the ghost in the machine)
Raleigh NC - Home of deep fried sushi!
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