If your old motor is seized that badly odds are there are a few parts that cant be fixed, like the crank.

If it runs its worth $250 as a core just to get a crank and a good set of rods that have not been trashed.

You can always go through it later.

Kevin

87 Turbo Intercooled Raider, roller cam, torsen rear diff, LSD front diff, lockup auto with modified converter, V6 brakes, low transfer case gears...