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ShinerBock's avatar
ShinerBock
Explorer
Oct 20, 2020

Why diesels are most efficient around 1,800 rpm

Finally got more of an answer to why all diesels are most efficient around 1,800 rpm. In comparison to what I thought, it has more to do with how diesel burns than other things like compression ratio...
Tow Vehicles
ShinerBock's avatar
ShinerBock
Explorer
Oct 26, 2020
Turtle n Peeps wrote:
Shiner have you checked out the TPS % between 5th and 6th?

If not please do so and report back. I bet for what you're doing 5th will be lower.


Yes, the TPS % is lower in 5th and so is engine load % according to my Edge CTS2 which reads from my ECU.

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