Despite the appearance of differing bumper first (1983-1989) and second (1990-1995) series Alfa Romeo 33 similar.

Front bumper

-wheel arches Unscrew the screws that attach the angles to the wings.

from the side of the engine compartment, Unscrew the screws that secure the mounting brackets amp bumper to the side members.

Rear bumper

-Unscrew the screws in the wheel wells that secure the bumper corners to the wings.

-Unscrew the screws that secure the mounting brackets amp bumper to the body.