1. All glass including windshield, side windows, rear window, head and tail lights. Rolling windows down is not permitted.
2. Auto must be swept clean, No junk tires, wheels, metal parts, broken glass, etc. allowed in car.
3. Chrome moulding strips and the bottom portion of rear seats must be removed. On station wagons all rear seats and deck lids must be removed. All
fi berglass or plastic front header panels must be removed.
4. Any sharp protruding fi ns or dangerous objects (mash down or cut off).
5. No special bumpers, reinforcements or trailer hitches permitted. Fenders and bumper ends may be trimmed to allow for wheel clearance. On late
model vehicles, shock bumpers may be lightly welded or short piece of chain from bolt on bumper to bolt on frame. Bumper skins may not be
welded to the inner core. Solid welded shock mounts will need an inspection hole of some type. No chain or wire allowed around or hooked to
the bumpers and/or frame in any manner.
6. Welded solid or chained down engine mounts are recommended.
7. Radiators must remain in original position or taken off. Comparable replacement radiators are permitted. Radiators and cooling systems must be
fl ushed of anti-freeze and only water added. Transmission coolers are permitted, with offi cials approval.
8. All cages must be securely welded to sheet metal only. No frame attachments. Cages must stop at door post/support and not extend outside of vehicle.
Here's what I found at this site (http://www.internationaldemolitionderby.com/).
Nothing about the grill, so I'd assume that's ok. I'm tempted to find something with some huge fins just so I can "beat them down with a hammer." LOL
Found an awesome series on derby car building on youtube:
http://www.youtube.com/watch?v=vD0Ewz-V5FQ