I think you're going to need to spend a lot more time searching & reading.
An 01 Tracker can have one of three different engines, a 1.6 or 2.0 liter inline four, or a 2.5 liter V6, the 1.6 uses a timing belt, the 2.0 & 2.5 have timing chains, so you're looking at either the 2.0 or 2.5 - and you don't want to buy one with a broken timing chain, because the next thing you'll be doing is buying a replacement engine. The IFS on a second gen is similar but not identical to that on a first gen, and you're correct, there are more modification options for the first gens. I'm not aware of any long travel kits for the front end, I'm inclined to say it's not that easy to do with IFS, especially when you have
The Mike you're asking about is most likely Mike Hagen, I'm not aware that he offers any products, but most of his work is documented in these forums - use the search function and keyword hagen