Posted 10/23/2014 16:28 (#4141658 - in reply to #4141640) Subject: RE: A question about lugging an engine
Central IL
An engine is most fuel efficient at peak torque. the newer electronic engines the OEM change timing etc so that they can meet emmissions. An engine running at PT has the most time to burn the fuel. THis is why it makes the most torque. It is also the most efficient for the same reason.
A question about lugging an engine
