Is it ok to rev those engines that high? I know with the paccars engines you’d want to stop at 2000 manual says it’ll handle up to 2300 but I never let it go past 2000 and that’s using the engine brakes. Pulling I only let it go up to 1600.
Cummins x15 hill pull weird noise
Discussion in 'Trucks [ Eighteen Wheelers ]' started by Procanadianbudeh, Feb 16, 2023.
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