Dunn County Fair - Menomonie, WI Demo Derby July 31st, 2022

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2022 Dunn County Fair
Demolition Derby
Presented by: Red Cedar Speedway
Sunday, July 31st, 2022
Starts 3 pm
Classes:
Full-Size Chain
FWD Midsize Chain
FWD Midsize Weld
2WD SUV/Minivan
Youth FWD Midsize Chain
Powerwheels (age 10 and under)
*Pits, Registration, and Inspection open at 11 AM.
Inspection and Registration close at 2 pm.
Drivers Meeting at 2:30.
Payout subject to change if less than 8 cars in the class.
Rules posted to Red Cedar Speedway.com & Facebook
For general questions contact Amy [phone] or for Rule questions
contact Jesse [phone]
Prices
Grandstands $10 per person age 5 and under free
Pits $25 per person, $10 age 6 -10
Car and Driver Registration Prices:
$100 Full-Size Chain
$60 FWD midsize weld, FWD midsize chain
SUV/Minivan and youth FWD midsize chain
Payout with 8 or more cars
Full Size Chain     2WD Minivans/SUV
1st - $2000        1st - $1000
2nd - $800         2nd - $600
3rd - $500         3rd - $300
FWD Midsize Chain     FWD Midsize Weld
1st - $1000                1st - $1000
2nd - $600                 2nd - $600
3rd - $300                 3rd - $300
Youth FWD Midsize Chain
1st - $500
2nd - $300
3rd - $100
Payout less than 7 cars
Full Size Chain     2WD Minivans/SUV
1st - $800             1st - $600
2nd - $500             2nd - $300
3rd - $300             3rd - $150
FWD Midsize Chain     FWD Midsize Weld
1st - $600                 1st - $600
2nd - $300                2nd - $300
3rd - $150                 3rd - $150
$100 for best paint job voted by the crowd!!!
There will be Trophies for the top 3
Madog's for all features.

Power wheel awards

All Rule can find at www.redcedarspeedway.com/rules/

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GENERAL RULES
Must actively compete till the end, no driving yourself on barriers. Failure to comply
will result in stopping class to warn multiple drivers or a countdown on an individual
driver and disqualification.
No reinforcements are allowed other than specified in these rules. Any metal added to
reinforce the car is illegal.
You will only be allowed 2 trips thru the inspection line.
NO PAINTING, UNDERCOATING, OILING, OR GREASING OF FRAMES. YOU WILL NOT
BE INSPECTED. THIS INCLUDES PAINTING OF THE FRAME FLAT BLACK.
NO HITTING IN DRIVERS DOOR, but no using the driver's door as a shield. If the hit
is deemed by the official to be careless or intentional, you will be disqualified. If you
use your driver’s door as a defense, we will not enforce the rules. If you use the
door as a defense repeatedly you will be disqualified. This will be at the judges’
discretion.
NO hot-rodding in the pits! Keep it at an idle. Be respectful and use common sense.
Any open door or second fire will cause disqualification. If in a heat, you may fix it
and come back in the feature if you advance. In the feature, you will be
disqualified.
You must make AGGRESSIVE contact every 60 seconds.
Sandbagging is not tolerated and will be strictly enforced. Locking up the brakes
prior to a hit for anything other than a driver’s door will be cause for disqualification
per the judge's discretion. The fans pay to see a show, put one on for them!
IF YOU THINK SOMEONE IS SANDBAGGING, HIT THEIR CAR WITH YOUR CAR ON THE
TRACK.
Any and all questions or controversies will be discussed at the driver's meeting
All drivers must pick up trophies and earnings at the completion of the event, or forfeit them.
They will not be available after that date.
All persons MUST sign an entry form, insurance waiver, release form, pay entry fees,
and purchase a pit pass before entering the pit area.
THERE IS NO ALCOHOL IN THE PITS. This includes pit crews. If you or ANY of your crew is
caught with alcohol, you will be disqualified.
No harassment of the judges will be allowed at any time by drivers, passengers,
crewmembers, or spectators. Failure to abide by this rule, the driver will forfeit all
money and all involved will be escorted from the premises.
All drivers must wear approved helmets, long pants, and a shirt. Also, all drivers must
wear working seat belts. This will be enforced or you will not run!
Drivers must remain in the vehicle with helmet and seatbelt on until notified by an
official that it is safe to exit the vehicle.
This is not a team event; team driving will not be tolerated
All drivers must attend a drivers’ meeting prior to the derby
All cars must be removed from the derby site by 9 pm on the day of the derby. Failure
to do this will result in cars being removed by the track and a bill sent for our time.
DO NOT paint anywhere on the suspension or frame; if we can tell it’s been painted, we
will not waste time inspecting your car.
You must have a number in bright colors on each front door and must have at least
the size of a 12”x12” sign on the roof of your car with the car number on it for judging
and recognition of the car. You cannot use the roof sign to strengthen the car.
Power wheels for ages 3 to 10 years old. Required to wear a helmet, bicycle
helmets are ok. Use common sense, this is for KIDS to have FUN.
Heats will only be run if more than 15 cars are registered in a class.
Cars will be lined up along the track according to class immediately after inspection.
Cars will NOT be allowed to return to trailers after inspection, failure to comply will
lead to disqualification.
DO NOT READ ANYTHING INTO THESE RULES, JUST READ THE RULES!! If it doesn't
say you can, YOU CAN'T!
Youth
For ages 11-15 years old, if 10 or under can run with an adult riding with you.

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2 Wheel Drive Minivans/SUV
This is an easy, throw-together, fun van class! If you want to do more than what is
allowed, build a weld car. Rules are simple, follow them. Strip the car, weld the cage,
move your battery and gas tank, chain the doors and put a sweet paint job on it.
General Rules
1. No full-size vans. No Durangos
2. No welding unless rules say you can.
3. You may have a floating 4-point cage with a halo, you may have a floating gas tank
protector that follows the tank.
4. All body mounts must be factory unless rusted out. If rusted out, change out with the
same size bolt and leave stock pucks in.
5. Wire, weld, or chaining of the doors, trunk lid, and hood are allowed. Max of (2) per
seam allowed, (4) are allowed in the hood. 2 threaded rods may be welded to the top of
the frame.
6. The fuel cell may be mounted on the back seat bar and 2” away from the back seat area.
7. Aftermarket gas pedal, brake pedal, shifter, and headers are allowed.
8. You may put a car bumper on, 6” from bumper backing you may use a bracket to weld it
on, anything past 6” will be required to cut off. You can also put a 6” X 4” piece of tubing
on instead. NO loaded bumpers, seam weld is okay.
9. Any tire is allowed.
10. All plastic, lights, airbags, and glass must be removed.
11. Can have (2) 5” X 5” X ¼” plates on fresh van. (2) extra plates on pre-run van. No more
than (4) total plates on the pre-run van. If more are needed, build a new van. These can
be used to weld the bumper back on if you need to. Plates can not be split up, must stay
5” X 5”. If those 2 plates aren’t enough, build a new van.
12. The driver's door can be welded shut fully, or a door plate may be used.
13. Any engine or transmission may be used but it must be bolted in with factory mounts.
Absolutely fo welding to swap them! You can carb convert an EFI engine in this class.
14. Only stock driveshafts are allowed.
15. No welding struts, tie rods, motor mounts, etc.
Payout subject to change if less than 8 cars in the class.
Rules posted to Red Cedar Speedway.com & Facebook
For general questions contact Amy [phone] or for Rule questions
contact Jesse [phone]

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Front Wheel Drive Midsize Chain
Front-wheel drive cars only. This is an easy, throw-together, fun car class. If you want to do
more than what is allowed, build a weld car. Rules are simple follow them.
General Rules
1. No welding unless rules say.
2. You may have a floating 4-point cage with a halo, you may have a floating gas tank
protector that follows the tank. You will be allowed uprights for safety around the tank
with kickers connecting to your halo bar. This is for safety only, judges discretion if it’s
used in other ways.
3. All body mounts must be factory unless rusted out. If rusted out, change out with the
same size bolt and leave stock pucks in.
4. Wire or chaining of the doors, trunk lid, and hood are allowed. Max of (2) per seam
allowed, (4) are allowed in the hood.
5. The fuel cell may be mounted on the back seat bar and 2” away from the back seat area.
6. Can carb convert EFI engine. Absolutely NO carb or header protectors.
7. Aftermarket gas pedal, brake pedal, shifter, and headers are allowed.
8. You must use the factory bumper off the car! You may add 4 bolts to it to help hold it on. If
the stock bumper is plastic, you can change it with a stock tin one off another
FWD-style car. Bumpers can be welded on, NO ADDED STEEL AND NO FULL SIZE BUMPERS. WE WILL ENFORCE THIS HEAVILY.
9. Any tire is allowed.
10. All plastic, lights, airbags, and glass must be removed.
11. Pre-ran car fix it plates (2) 5” X 5” X ¼” plates. These can be used to weld the bumper
back on if you need to. Plates cannot be split up, must stay 5” X 5”.
12. The driver’s door can be welded shut.
13. You can clamp up your suspension to the desired ride height.
14. No welding struts, tie rods, bumpers, motor mounts, doors, etc.
Payout subject to change if less than 8 cars in the class.
Rules posted to Red Cedar Speedway.com & Facebook
For general questions contact Amy [phone] or for Rule questions
contact Jesse [phone]

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Youth Front Wheel Drive Mid Size Chain
Front-wheel drive cars only. This is an easy, throw-together, fun car class for youth. If you want
to do more than what is allowed, build a weld car. Rules are simple follow them.
General Rules
1. For ages 11-15 years old, if 10 or under can run with an adult riding with you.
2. No welding unless rules say.
3. You may have a floating 4-point cage with a halo, you may have a floating gas tank
protector that follows the tank. You will be allowed uprights for safety around the tank
with kickers connecting to your halo bar. This is for safety only, judges discretion if it’s
used in other ways.
4. All body mounts must be factory unless rusted out. If rusted out, change out with the
same size bolt and leave stock pucks in.
5. Wire or chaining of the doors, trunk lid, and hood are allowed. Max of (2) per seam
allowed, (4) are allowed in the hood.
6. The fuel cell may be mounted on the back seat bar and 2” away from the back seat area.
7. Can carb convert EFI engine. Absolutely NO carb or header protectors.
8. Aftermarket gas pedal, brake pedal, shifter, and headers are allowed.
9. You must use the factory bumper off the car! You may add 4 bolts to it to help hold it on. If
the stock bumper is plastic, you can change it with a stock tin one off another
FWD-style car. Bumpers can be welded on, NO ADDED STEEL AND NO FULL SIZE BUMPERS. WE WILL ENFORCE THIS HEAVILY.
10. Any tire is allowed.
11. All plastic, lights, airbags, and glass must be removed.
12. Pre-ran car fix-it plates (2) 5” X 5” X ¼” plates. These can be used to weld the bumper
back on if you need to. Plates cannot be split up, must stay 5” X 5”.
13. The driver’s door can be welded shut.
14. You can clamp up your suspension to the desired ride height.
15. No welding struts, tie rods, bumpers, motor mounts, doors, etc.
Payout subject to change if less than 8 cars in the class.
Rules posted to Red Cedar Speedway.com & Facebook
For general questions contact Amy [phone] or for Rule questions
contact Jesse [phone]

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Full-Size Chain
General Rules
1. No Imperials
2. Should be easy to throw together builds.
3. All #9 wire used can be 3 strands, and the chain can be a maximum size of 7/16.”
4. IF NOT SPECIFIED IN THE RULES DON’T ASSUME YOU CAN DO IT.
5. Cars must remain stock unless specified in the rules.
6. No welding unless rules say.

7. If not built to rules, expect to cut.

8. No custom built radiators.

Drivetrain
1. Any engine/transmission combination can be used.
2. Equipment allowed: weld on center for rims, aftermarket gas and brake pedals, (may not
strengthen car), shifters, headers.
3. Equipment NOT ALLOWED: Distributor protectors, transmission braces, engine cradles,
carb protectors, sliders.
4. You may use one 2 X 2 X ¼” piece of square tubing for a transmission crossmember.
Tubing must go straight across from the frame rail to frame rail, with absolutely no
kickers on the cross member. Crossmember may be welded or bolted into place. Mount
cross member on top of (1) 3 x 3 x 6” piece of angle iron on both ends. NOTHING else
can be attached to the cross member besides the transmission mount.
5. Motor must be in stock mounts, no weld in mounts. Can chain motor mounts &
transmission mounts.
6. May use any air-filled tire. No solid tires, Doubles are okay. May use washers, large lug
nuts, and wheel studs. You must remove wheel weights.
7. You may cut the firewall for the distributor to pass through.
8. Optional can .have pinion brake for aftermarket.

9. No brace rear ends.

Gas Tank/ Battery Box
1. Stock gas tanks must be removed. The fuel tank must be strapped securely in the
backseat of the car, no bungee straps. Must be properly covered with non-flammable
material and cannot be connected to the frame in any way.
2. The battery box must be placed on the passengers’ side floorboard and properly

secured to sheet metal only.

Steering/Suspension
1. You may run an aftermarket steering column, you may add U-joints to stock columns.
2. No aftermarket spindles, A-arms, idler arms, center links, pitman arms, or homemade
shocks. You may swap steering boxes if they bolt on. All steering components from the
steering box to the spindle must be stock and not reinforced in any way.
3. The sway bar must be bolted.
4. Suspension may be welded or bolted. If welding suspension you can use a maximum of
2 X 4 X ¼” strap. (2) per A-arm (tops or bottom only NOT BOTH!!!)
5. Control arms may not be strengthened in any way.
6. You may run (1) Chain per side around the rear end and up to the package tray.
7. You can have (3) leaf spring clamps in front of the axle and (3) behind the axle. Stock
leaf springs only, no truck springs.
8. Stock shocks only, no homemade shocks or filling of shocks allowed.
9. You may swap A-arms from car to car if they bolt on using factory mounts. No
modification of the factory A-arms frame mounts are allowed.
10. 2003 and newer Fords must run factory steering and suspension components unless

specified in the rules.

Bumper/Frames
1. Bumpers can be seam welded. No adding points or changing the geometry of the factory
bumpers.
2. May use 4 X 6 X ¼” maximum square tubing for the bumper. No longer than a factory
bumper, and it must be completely straight. ¼ X 4” tall X 6” bumper bracket to weld
bumper on.
3. No Chrysler pointys, no manufactured pointys.
4. May run bumper shocks if factory to the car.
5. Hard nosing is allowed. You may only shorten to the core support.
6. You must have a chain or wire in two places to help hold on front and back bumpers. No
welding anything to the frame.
7. No hump plates.

8. Pre-ran cars can have (2) 5 X 5 X ¼” fix it plates. Must stay 5 X 5 X ¼” no splitting up.

Cage/Driver Safety
1. Cage material can be a maximum of 6” in diameter, and the cage cannot connect to the
frame.
2. A 4-point floating cage is allowed. This CAN NOT be done in a way to strengthen the
frame in any way. Door bars may not run further forward than the firewall and it cannot
go further back than the middle of the backdoors.
3. Gas tank protectors are allowed, and cannot be connected to the tray package or tray
body. The gas tank protector must come off of the back seat bar. It must be narrower
than the frame rails at the humps. NO BEATING of sheet metal to get it closer to the
package tray.
4. You may run driver window netting in the driver's window only.
5. The front window bar must go from the cowl to the roof only. They CAN NOT be
connected to the cage. Maximum of 4” welds on cowls, these cannot be used to

strengthen the car.

Body
1. Doors may be chained, wired, or welded shut. 2 chains/wire strands or patches per door
seam. Patches can be maximum of 4 X 4 X ¼.” Driver’s door may be welded solid.
2. No creasing, welding, or bolting of body seams unless specified.
3. Speaker deck/trunk may be dished a maximum of 4” from factory location. Use a straight
piece of material to check your measurement. Rear quarter panels may also be dished
and creased.
4. Trunks may be tucked.
5. Trunks may be held down in 6 places with bolts, chains, or patches. Patches may not be
longer than 4 X 4 X ¼.” Bolts must go from sheet metal to sheet metal only. 2 bolts may
run from the trunk floor to the frame, and the other 4 must be connected to the trunk lid
lip. Maximum of ¾” sized bolts may be used. Washers for bolts can be a maximum size
of
4 X 4 X ¼.” Only 2 can be connected to the frame.
6. Hood may be held down in 6 locations maximum. Can be chain/wired or bolted.
Maximum of ¾” bolts. Hood hinges do not count against you for these locations. A
maximum 3 X 3 X ¼” angle iron may be welded to the fenders or top of the hood to bolt
your hood down.
7. You may run ¾” threaded rod through the core support mounts and through the hood.
This counts as 2 of your 6 hold downs. No other hood hold-downs can be connected to
the frame. NO lifting core support, must stay stock height.
8. May use up to 4 ⅜” diameter bolts to bolt front clip together in areas of your choosing.
Sheet metal to sheet metal only, no added steel or relocating of factory brackets to
strengthen.
9. Rear wheel walls may be bolted together in 4 spots with bolts no bigger than ⅜” in
diameter.
10. No shortening of front clip or relocating of core support.
11. The hood can have a maximum of (8) ⅜” bolts in it to hold the seam together.

12. May notch/prebend rear frame rail.

13. Must leave stock body mounts in.

Payout subject to change if less than 8 cars in the class.
Rules posted to Red Cedar Speedway.com & Facebook
For general questions contact Amy [phone] or for Rule questions
contact Jesse [phone]

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FWD Midsize Weld
Front Wheel Drive Cars Only- These are a step up from the chain rules; this is
still meant to be a simple build, just with a little stronger car, not a full-blown
mod! Rules are simple; follow them. If it says you can’t do it, pretty much you
can’t do it. Don’t try to build in gray areas.
General Rules
1. No welding unless rules say.
2. You may have a floating 4-point cage with a halo; you may have a floating
gas tank protector that follows the tank. You will be allowed uprights for
safety around the tank with kickers connecting to your halo bar. This is for
safety only; judge’s discretion if it is used in other ways.
3. All body mounts must be factory unless rusted out. If rusted out, change
with the same size bolt, and leave stock pucks in.
4. Wire, weld, or chaining of the doors, trunk lid, and the hood are allowed.
Max of (2) per seam allowed on doors and trunk. Trunks may have up to 3⁄4”
threaded rod and (4) welded plates not to exceed 3”x5”x1/8” thick, or (6)
spots of chain/9 wire. Trunks may be dished and folded 90 degrees. Hoods
may have up to 3⁄4” threaded rod in (6) spots. The front (2) can go through
the frame, and the other (4) can only be welded to tin and cannot exceed 8”
long.
5. Fuel cell may be mounted on the back-seat bar and 2” away from the back
seat area.
6. Aftermarket gas pedal, brake pedal, shifter, and headers are allowed.
7. You may put a car bumper on, 6” from bumper backing; you may use a
bracket to weld it on; anything past 6” will be cut off! You can also put a
6”x4” piece of tubing on instead. Loaded bumpers/seam welding is allowed.
Manufactured bumpers are permitted if they follow the same shape and size
as a factory bumper.
8. Any tire is allowed.
9. All plastic, lights, and glass must be removed.
10. Pre-ran car fix-it plates (2) 5x5 1⁄4” plates. these can be used to weld
bumper back on if you need to. Plates cannot be split up; must stay 5x5”. If
those 2 plates aren’t enough, build a new car.
11. Drivers’ doors can be welded shut.
12. You can clamp up your suspension or weld in a piece of steel to the
desired ride height. It must have stock springs and look like a factory strut!
13. Welding or bracing tie rods are allowed. Aftermarket tie rods are allowed.
14. You can carb convert an EFI engine in this class. You are allowed a basic
halo to protect the carb; please call if you don’t understand what basic
means! This is to protect the carb, not strengthen the car!
15. Engine mounts can either be reinforced or replaced with a 2”x2” piece of
square tube.
16. Sheet metal rust can be repaired with the same thickness material; leave
rust there! If you are questioning yourself, call and ask.
17. Trailing arms cannot be reinforced.
18. Body creasing is allowed.
19. (2) extra body mounts are allowed from frame to sub-frame. 4” on each
only.
20. If not using rule #19, you get (2) 4x4” plates to use firewall forward
however you want.
21. Rear window bar is allowed, material not to exceed 2x2”. Only 6” is
allowed on roof and 6” on the trunk.