Depends on which year you're referring to for the Cat C13... after 2004, Cats went downhill... after 2007, they really took a dive. You definitely don't want an ACERT or SDP Cat.
The Cummins ISX 13 Weighs 2940 Lbs.
In crankcase filter box
How to remove turbo on 200 cummins ISX
The Cummins ISX is a family of post-ACERT heavy duty diesel engines.
Upper front right part of the engine.
Upper front right portion of the engine.
Red ELC.
The largest highway diesel they offer is the ISX, at 14.9 liters.
Head gasket & oil cooler
Head gasket & oil cooler
Isx is 45 qts with a new filter
The Cummins ISX uses red ELC (extended life coolant).