Originally Posted by SleepR 240sx

Other than wiring, it takes about a half hour to drop an SR in. Seriously. You could easily be done in a day if all your doing is fmic/piping and a few other basic mods. Wiring if you know what your doing, and a shop should, wouldn't take too long either.

Go get your money back, send your harness off to someone reputable if your not comfortable doing it. Rent/borrow/buy a hoist drop the motor in, wire it up and your good to go. Obviously it's a little more complicated than that, but not much.