Oil vesocity for 6.7 powerstroke
Looking at the specs for the 6.7, it says 10w30 for normal use. Also see that 5w40 synthetic can be used in severe duty apps. Has anyone switched over to 5w40 for normal use? Does it hurt to do so? I ...
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BenK wrote:
Searching the Internet for law suits like that will come up with nothing...large
OEM's will buy your silence with money and a contract that says they are not
admitting to anything and that if you disclose anything...you have to give back
all the money plus get sued for every penny you have
Journal bearing clearances are designed for 'that' engine. Meaning the torque
listed in the specification, the RPM range the computer is told to limit to,
the ambient temp range specified, and for this discussion...the oil characteristics
The ambient temp range vs viscosity is spelled out in the manual.
Going to a tuner has the potential to exceed the journal bearing's oil flow (GPH/PSI)
to allow metal to metal contact
Won't instantly blow up the engine, but it will wear out sooner
Ditto the rest of the stuff oiled via the galleries
I am of the opinion that only a clueless idiot would chip or tune their turbo diesel towing vehicle. Or they are dishonest and have low moral values, or legal values.
Those days are gone, I hope. I also hope Bosch, Ford, RAM and GM Chevy nails them all when they do throw a TD-1 warranty void code for a chip or tune.
