Experimental  classes shall be reserved for Full Bodied vehicles which incorporate extreme body alterations and modifications which may dramatically obscure the originally identifiable attributes of the vehicle body being used.

Competition Experimental (CX)/Blown Experimental (BX)

Competition Experimental  is reserved for naturally aspirated drastically reformed door-slammer bodied vehicles.
Nitrous oxide, superchargers, and/or turbochargers are prohibited in CX.

Blown Experimental  is reserved for forced induction drastically reformed door-slammer bodied vehicles.
Nitrous oxide, superchargers, and/or turbochargers are permitted in BX.

Competition Experimental and Blown Experimental vehicles must retain full body exterior appearance.

Extreme body modifications including but not limited to drooping, rescaling, funny car spoiler/wings, etc. are permitted.

All body components such as roof, hood, doors, fenders, bumpers, etc. must remain in place or be incorporated into the body construction.

Fiberglass and/or aluminum body components permitted.

Doors must remain functional.

Chassis:

Must currently meet hosting facility's safety guidelines.

Suspension:

Air bags may not be used to replace coil springs, leaf springs, or torsion bars.

Engine:

Any engine make permitted.

Must currently meet hosting facility's safety guidelines.

Tire tread is not allowed to protrude outward past the outermost portion of the wheel-well opening

Delay boxes are permitted with an incorporated weight handicap.