Have you heard any recommendations for or against the Chrysler 3.2L and
3.5L, the GM 3.4L,

Well, you most definitely do NOT want the 3.4 timebomb.

or the similar Ford engines. There is also a Chrysler
3.7L engine in the Jeep Liberty, which should have enough service history
to
make an evaluation.

The 3.7 is likely a future candidate. So far it's got a decent
reputation.

Thanks, I'll keep watching as I get closer to actually undertaking the
project.