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4x4ord
Oct 27, 2022Explorer III
In 1992 I ran a Western Star with a Cummins Big Cam 400. I believe that engine was a 14 litre which made 400 HP at 2100 rpm and I think it made peak torque of 1150 lbft at 1200 rpm. I thought that was big power. The combined loaded truck and trailer weight was 87000 lbs.
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