Originally Posted by 5thAve
Impact wrench is the quickest way. You rarely have to hold anything.

You can thread a couple bolts into the pulley holes and be creative with a pry bar against those and the ground also to hold it in place while going after the crank bolt by hand.
Do this only if you are wanting problems that are very avoidable with all the proper tools and up twocents scope wrench puller

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)