WARTBURG SPEEDWAY Mod Mini

Rules Mod Mini Rules



General


Some things have changed from last year so please read the rules completely. Compliance of these
rules is mandatory.

The rules and regulations set forth herein are designed to provide for the orderly conduct of
racing events and to establish minimum acceptable requirements for such events.  No express or implied warranty of safety shall result from publication of or compliance with these rules or regulations. They are intended as a guide for the conduct of the sport and are in no way a guarantee against injury or death to a participant,
spectator or official.

 We will make every effort possible to accommodate your car. That is why we have implemented a set of weight breaks and penalties to allow some cars that have not been able to run with us before to be able to run and be
competitive.

 Protest Procedures

A) Any driver or car owner who wishes to protest a car may do so as long as the protester’s car
finishes in the top 5 of the feature and the car being protested finished above them.

B) Only the registered car owner or registered driver may make a protest, no crew, wives, friends,
kids, etc....

Pull Valve Cover-$50 (Track keeps $25)

Pull Head - $200 (track keeps $100)

Pull Intake &  Carb -$50 (track keeps $25)

Pull Oil Pan - $150 (track keeps $50)

Chassis and Body

Any two or four door domestic or foreign car or truck with a 90" ‐ 105" wheel base. Wheel base must
match
make and model of car. NO TUBE CHASSIS OR JIG CHASSIS ALLOWED. No mixing of manufacturers. If
you race a Ford Mustang it must be a Ford Mustang. Must have stock fire wall, in stock location and
full floor pan. You cannot weld a floor pan on to a tubing frame. Damaged sections of the chassis may be
replaced with tubing or sheet metal in stock location only with approval. Chassis on a Fox
Body Mustang can be cut in front of front shock towers and behind rear shock towers and finished
out with tubing, as long as they remain in the stock position and mount. Leaf Spring Cars must
retain the stock chassis all the way back to the rear leaf spring mounting points and positions,
trunk area can be cut out but the shocks must go through the OEM holes.. Damaged areas of the
chassis can be repaired however spring mounts, perches, and seats along with control arms, trailing
arms, pivot points and all other suspension mounts must be straightened and then reinforced with
tubing and/or sheet metal, but only with KMSA approval in writing. Rub bars or Nerf bars must be
behind the body's skin. Aftermarket sheet metal or aluminum bodies allowed. Open back end allowed.
Nose and tail pieces including MD3 allowed. Spoiler must be no more than 8” max. Side spoiler
allowed but limited to left side only, must not be higher than 10” and not be longer than the rear
spoiler side board. No other spoilers will be allowed.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Suspension

Front tubular control arms are allowed with a 10lb per wheel weight penalty. Fabricated K members
will be allowed with a 45lb weight penalty in which 10lb must be mounted in front of the firewall.
Lengthening or shortening of A-arms or control arms will be allowed with a 10lb per wheel penalty.
Caster and camber plates allowed. Screw jacks allowed. All suspension components, springs, shocks,
sway bars etc... must be mounted in stock location. Shocks with external reservoirs will not be
allowed. Racing shocks and struts are allowed as long as they can be mounted in the FACTORY
POSITIONS. Shocks must retain stock angle. In order to be able to run different shocks, the shock
mount can be moved up for shock travel as long as the angle is not modified. If your car did not
come from the factory with coil over shocks you cannot run them. Only one shock per wheel will be
allowed. No J bar or three link allowed. Leaf spring cars may use blocks or jack bolts to adjust
the ride height of the car. Bump steer will be allowed. All suspension pivot points must remain in
the factory locations with the following exceptions:

a) Strut front ends may be alter the top mounting location of the strut in order to adjust caster
and camber
b) A-arm front ends may shim the upper a-arms to adjust caster and camber
c) 4-link cars may adjust pinion angle by adjusting the length of the upper links only.
d) Leaf spring cars may alter the shackle length (but must maintain the OEM pivot location) to
jack weight
e) Leaf spring cars may adjust pinion angle by altering the block shape between the leaf spring
and rear- end housing.
f) Leaf spring cars may run Sliders with a 30lb per penalty

No suspension parts can be added to cars not equipped from the factory. I.e. No adding a pan hard
bar or sway bar.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Weight

Minimum weight 2050lb. AT NO TIME CAN YOU WEIGHT LESS THAN 2050lb. Car must weigh one pound per cc.
Engine displacement must be clearly posted on the hood. All weight must be attached with at least
1/2" bolt and be painted white with the proper car number on it. You are allowed 1lb per lap for
burn off in feature only. If you are found to be light after qualifying or the heat races you will
be rolled to the back for the feature.

Tires and Wheels

13” wheels only 10" width wheel max. 10” tires are allowed with a 10lb penalty per wheel. If you
run 8” tires and wheels you can take a 20lb per wheel weight break. In order to qualify for the
wheel break you must run both 8”wheels and 8” tires. Wheels must be steel. Bead locks allowed.
Tires must not be treated with chemicals, solutions or any other compounds. American Racer tires
are the official tire of the KMSA however at Wartburg Speedway tire rules are open.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Rotating Assembly

YOU MUST MAINTAIN A STOCK STROKE +/- .010”. Any four cylinder engine in stock location allowed. No
after-market or racing blocks. No turbo or supercharger allowed. No dry sump. Only flat top pistons
allowed. No titanium wrist pins allowed. Toyotas 3TC may run dome. Boring any cylinder more than
0.080” oversized will be allowed with a 40lb weight penalty. Any steel rod allowed. Stock OEM
production crank shaft allowed. Billet steel crankshaft allowed. Any machining of the crank is
allowed such as lightening or knife edging or rod and main journals as long as you maintain a stock
stroke. All engines must use an in-block wet sump oil system. No vacuum pumps allowed. No rotary
engines allowed. If you change the engine between qualifying or the heat races and the feature race
you must go to the back of the field for the feature.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Ignition

Any distributor with any ignition box or stock ignition allowed. Crank Trigger Ignition Allowed.
Any ignition system used must be readily available to the general public.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Cylinder Head

Any cast iron head allowed as long as they are/ were available to the general public for sale. OEM
production aluminum heads on Toyota allowed. No aftermarket aluminum heads allowed on any engines.
No dual camshafts. Milling, Porting and polishing allowed. No relocation of intake/exhaust ports or
runners Filling head and machining to reconfigure runners and ports will not be allowed. Any cam
allowed. Any size valves allowed. Valve guide spacing cannot be altered. Unported hydraulic non-roller
head with OEM size valves = 100lbs break Unported solid non-roller head with OEM size valves = 50lbs
break Any unported head with roller cam or oversize valves will get no weight break Aftermarket
cast iron heads will have a 40lb weight penalty.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Intake

Intakes that are cast with no welding on the outside except to plug water inlets/outlets or
injector ports are allowed. Fabricated intakes will be allowed with a 30lb weight penalty. OEM
manifolds with any welding performed on the outside other than to plug water inlets/outlets or
injector ports will carry a 15lb penalty. Porting and polishing and port matching is allowed.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Header

Any header will be allowed.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Cooling System

Any size radiator will be allowed. Electric water pumps will be allowed. Relocating the radiator
will be allowed. Electric cooling fan will be allowed.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Drive Line

Only a stock transmission will be allowed. Top loader transmissions will not be allowed.
Transmission must have forward and reverse gears. Lightening of the transmission is allowed. All
internal gears must be OEM stock production Ford gears. No billet gears allowed. No aftermarket
transmissions allowed. No racing transmissions allowed. Any working racing clutch, such as a
Tilton, Quarter Master, or Gold Star allowed. Couplers are not allowed. If you run a stock clutch,
pressure plate and non-lightened flywheel you can take a 50lb weight break. If you run a stock
clutch, pressure plate and lightened flywheel you can take a 40lb weight break. Transmission bell
housing must have a ¾” or larger inspection hole in it to allow clutch inspection. Stock OEM
housing Ford 9" rear-end allowed. No quick change differentials allowed. No floaters allowed.
Locking of differential or racing spool allowed. Traction control is not allowed.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Fuel System
Fuel injection will not be allowed. Holley 4412 500 cfm and Holley 7448 350 cfm 2-bbl carburetors
allowed
500 cfm Max. Carburetor must pass Holley 4412 go no go gauges. NO 4bbl CARBURETORS. NO AEROSOL
CARBURETORS ALLOWED. Choke horn may be removed. Carburetor must have boosters with no modifications
to boosters or venturi.

Running anything different than what is described above may result in added weight penalties or
disqualification of car.

Fuel
Only Racing Gasoline will be allowed. Any fuel containing any type of alcohol will not be allowed,
that includes E85 and oxygenated fuels that contain alcohol.

Safety
Fuel cells are required on all cars. All cars must have at least a 4 point roll cage that has been
approved by a official. All drivers must wear a fire suit. Gloves, racing shoes and window
nets are recommended. All cars must have a fire extinguisher within reach of the driver. It is
recommended to have two driveshaft loops. Mirrors and two way communications are not allowed.

The track reserves the right to modify or change these rules in the interest of competition.

IF YOU HAVE ANY QUESTIONS ABOUT THE RULES OR HOW THEY ARE IMPLEMENTED PLEASE CALL
and breaks during the year for the sake of competition.
year are meant to lessen the cost of running the class. We may have to tweak the weight penalties
The Mod Mini is a modified class and will remain a modified class. The changes to the rules for this