On your 87 you need to swap the rotors and the dust shields.

I strongly recommend the booster swap master cyl swap on the 87. You can also put in larger rear wheel cylinders in the back to better match the fronts. Try the ones from a 89 V6.

Kevin

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