hmm. well here is the 3.23 GCWR up i-70 (3.73 is 4,500lbs higher)
here is Davis dam (includes cooldown at end)
here is grapevine in the rain
here is an idea of empty oil temps (timestamped)
the 3.0 "runs hot" (ect) but that's because LM2 (the efficiency one) targets high head temps to...