I-6 to V8?

How hard is it to go from an inline 6 to a V8 in an 88 Cherokee? What would I have to change?...

I want some more power, I want to lay some rubber down :iceslolan

Check out
http://www.novak-adapt.com
They have a lot of info regarding swaps for XJ's.

Check out AdvanceAdapters ask for manual it's free 1-800-350-223 ask for manual on engine and transmission conversion kit. Dale