Running Hot!
Hi all I purchased my 2008 Forest River Berkshire 390BH (Freightliner Chasis, 340hp Cummins 6.7L ISB) about 1 year ago. It has 52,000kms on it (I bought it at 45,000kms). For completeness related t...
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Don't know where the power RPM range is on your engine but it is probably higher that the RPMs you were doing at 30mph in third gear.
