How to change a catalytic converter on a 1991 ford ranger....2.3l engine...2wd...standard shift?

take a cutting torch and cut it off most are welded on go to auto parts store and buy a new one then get welder and weld it back on sorry most you cant do at home.. but fast way to check is by looking under truck and see if its welded or does it have bolts..but here is a few how to's