Just received advice you also bring up- weight. total weight of 3.8 and trans-980# !
Point being, with extra power, you can not safely use the power. Mr Mike Gassman is also very knowledgeable as you are as well.
I have looked at rebuilding the TDA. I need a liner set and pistons and gaskets. Most everything else is in good shape.
Trying to be faithful to the badge so-to-speak, what engines could be a better fit Jeff?
Nice to meet you.