Re: Cummins 235?
If it's a 98-02, then yes. It's not identical to the ones in the Dodges, but pretty close. Differences in manifolds, and pistons are just a couple of the bigger differences. In the early 90s, it would be an 8.3, and older than that (60s & 70s) would be in the 11 to 14 liter range.