The "best" vs the easiest version " Best" depends on budgets. Finding wrecked donor is generally the best course of action. What's the best tranny for you? Highway gas milage, or an amazing granny gear? If you have ax15 run that.
84 xj 350tbi, sm465, 203/205, 60/70. links and other junk.
what size sawzall blades does it take to fit 40's?