My suggestion for rules and I have no dog in the fight because I run a sbf in my dart

1/8 Mile, Heads Up, .400 Pro Tree, 32 Car Field, Sportsman Ladder, Lane choice goes to higher qualifier first round, and then the faster car from previous round.

Rear Tires
29.5" x 10.5 non W or 315 drag radial or smaller

Front Chassis/Suspension

All door cars allowed must add. 100lb for tube chassis car

Rear Chassis/Suspension
Any type rear suspension allowed.
Engine
Any engine combination allowed. Motor plates and solid mounts allowed. Mufflers required for all cars except turbocharged entries. All nitrous bottles to be safety vented pop off to outside the vehicle.

Transmission
All allowed must add 50lb for clutchless type

Weights
SB/BB N/A No Weight Limit
SB NOS 2500 lbs
BB NOS 3100 lbs
SB Turbo 3100 lbs
SB Twins Supercharger/Turbos 3150 lbs
SB Supercharger 3100 lbs
BB Supercharger 3200 lbs
BB Single Turbo 3200 lbs
BB Twins Supercharger/Turbos 3250 lbs
Leaf Springs - Subtract 100lbs

Basic same rules as outlaw without the frame rail factory location stuff. Because with a once or twice a year race who wants to build a car for it and many mopar racers would not make it if those rules are in and if everyone weighs the same it is not that big of a deal