For the bolts to work right, these are essential.
Finishing my restore of a TA I purchased that the Headlight assembly was in pieces. I was surprised to find these available.
1993-2002 Pontiac Firebird Headlight Assembly Shoulder Bolt Bushing. GM
Bushings is used to space the Shoulder Bolt, which mounts the Upper Headlight Assembly to the Lower Headlight Assembly.
Includes: 1-Bushing.
Application: 1993-2002 Pontiac Firebird, all models. Fits driver or passenger side Assembly (Will not fit other model years.)
Each Headlight Assembly requires two Bushings. No longer produced or available from GM.
You may also need Shoulder Bolts. 
No Longer produced by GM.
