9 & Under
10 & Up
MINI WEDGE RULES 2018
Wheel base 45” – 55”.
Max Width (Outside Tires) 46"
Minimum ground clearance 2”.
No Roofs, cars must remain topless.
All cars must be constructed of steel tubing with a minimum 6-point roll cage including side protection cage (must be minimum .083) using 1” steel tubing welded to frame.
Engine must be behind the Driver’s seat, off set to the right or left is permitted.
Floor pan must be steel or minimum of .063 aluminum securely bolted (no pop rivets) to frame, must fully cover from seat front to past the foot pedals.
All cars must have Late Model Style Body with no open wheels permitted.
Side panels must extend a minimum 4” behind the rear wheels.
No open rear deck, must have either a solid rod or a minimum of 4” deck panel across the top back portion of the rear deck.
No covered or enclosed motors. Motors must remain completely visible.
Rear deck height max 24”
Body must be constructed of .040 aluminum. Plastic is acceptable for use only on the nose and trim.
Any chassis bars above 6” from ground, cannot have more than 2” of protruding ends this includes body brackets and supports. Measurement will be made from closest welded joint.
Side crash bars must be flush with outside of front and rear wheels. Must run length wise from at least center of rear wheel hub to center of front wheel hub. Must be minimum 3/4" round or square tubing with a minimum .083 thickness. Must be welded to main frame in no less than 4 places.
At least one vertical door bar must be welded on each side of driver running from main frame rail to side crash bars for driver’s protection. Must be 3/4” or larger .083 wall.
Front and rear bumpers must be at least 3/4” .083 tubing. Rear bumper must be a twin tube style 4" max height with 2 vertical support bars in the middle
Bottom of control pedals must connect to frame behind front down tubes. Front down tubes are mandatory. Rear down tubes are mandatory and must extend to the center of the rear axle min.
Vertical support posts must run from main frame rail to top of roll cage, be welded on both ends and be constructed of at least 1” round or square tubing. 083 wall thickness. Must be one right and one left positioned near driver’s shoulder and run near parallel with back of seat.
Seat mounts (4) required must be constructed from no less than 3/4” .083 wall tubing or 3/16” thick flat material and all mounts must be welded to main frame. NO clamp on mounts permitted.
All cars must have horizontal cross bar behind the seat, positioned about half way between bottom frame rails and top of roll cage constructed of no less than 3/4” .083 wall tubing and welded to vertical support post.
Aluminum, steel, or fiberglass seats
If you use a fiberglass seat you must have a minimum thicknes .125 aluminum plate mounted directly behind drivers seat and should cover no less than half of the drivers back minimum coverage accepted is jug area on engine block
Throttle pedal or control rod must have a return spring along with a return spring on carburetor throttle linkage.
Two kill switches must be on the car and must both shut down motor separately. One must be
located in cockpit and within driver’s reach. The second kill switch must be located at top left rear corner of roll cage. Must be an on / off type switch, NO Kill buttons, and no 3 way switches. Must be on properly with on – being up and off – being down.
Any weight added to car MUST be bolted or welded to frame painted white with the car number on it
All cars must weigh a minimum of 315 pounds after the race with the driver and safety equipment. Cars may be weighed at any time.
All cars must have a metal/aluminum chain guard.
All cars must have a 12” minimum number on both sides of car, if your number is too small or not easy to read, you may not be scored.
Optional - Cars must have a 6"x12" rigid plate (i.e.aluminum or plastic) mounted securely to the right rear down tube either black or white in color if plate is black must use white number if plate is white must use black number this plate is for your number only ariel bold type font
only number must be on both sides of plate able to be read from the scoring tower no exceptions on color or font type
Any YELLOW, BLUE or black Clone 6.5 Hp OHV or Hemi Predator Motor can be ran. You have Stock Carb with working choke. You must Move the Gas Tank.
Stock carburetor must be tight and no gasket leakage.
Power must be transmitted by a centrifugal type clutch.
No Stock Flywheel
Cars must be recoil start permanently attached to the motor
Air Adapter is permitted, with filter, example K&N or Generic Air Filter allowed.
Any approved Kart plastic race tank may be used and must be mounted in a safe location. Plastic tank MUST have on/off valve attached to the tank. Stock tank may be used but not recommended, if used it must be mounted securely not on the engine. All tanks must have roll over valve.
must have a tie wrap wrapped securely around the spark plug with the tail still attached this is to be used as an emergency kill switch
Gasoline or Racing Fuel Only. No use of Alcohol or Fuel additives. Fuel can be checked at ANYTIME with a fuel hydrometer. If fuel is tested after a race and determined “illegal,” you will be disqualified.
No suspension allowed, no springs, shocks, rubbers, torsion bars of any type permitted.
Brakes must be in proper adjustment and in safe working order.
Open tire rule, any brand or racing tire slicks or treaded will be permitted 11x6x6 max size
DRIVERS PERSONAL SAFETY AND AGE LIMIT:
Age limit is 6 years through the day you turn 15 years old. If you turn 15 years old before July 1st, you must move up. You MUST provide 2 copies of birth certificate to race. All drivers must wear an approved SFI-1 certified or SFI3-2A/1 fire suit. SFI certification patch is required on suit.
All drivers must wear at least a full face D.O.T. certified helmet. A full faced Snell-rated helmet is recommended Snell SA95 or higher is recommended
All drivers must wear neck brace.
All cars must be equipped with a minimum four (4) point harness system with at least 1 3/4” minimum belts. Belts should not be frayed or sun faded and may not be older than 4 years old max if in good condition.
All drivers must wear a closed toed shoe, no sandals, flip flops, etc. Flame retardant racing type shoes recommended
Fire proof gloves are mandatory.
Arm restraints are required for the drivers, must be located between the elbow and the wrist.
Mouth guards are optional.
PRE-RACE, RACE, & POST RACE PROCEDURES:
All drivers must be accompanied by a PARENT or LEGAL GUARDIAN ONLY.
All cars will be lined up according to their pill draw for the heat race. Failure to draw a pill before the lineup will result in the driver starting at the tail of the heat.
You need to know when you will be racing. Allow plenty of time to prepare the driver.
(buckling up, suiting up, etc)
Track officials will make all scoring and judgment calls. Their decisions are FINAL.
If a motor change is necessary after the heat race, you must “tag the tail” in the feature race and the motor you took off AND the motor you finish will be teched.
If have problems with your kart after the field has taken the track and the race is held up for you (i.e. your kart stalls and an extra parade lap is taken or karts are stopped on the backstretch waiting) you must tag tail no exceptions.
Tech will be done weekly by an official unless parents are assigned to do so. No parent will ever be permitted to tech their own car.
The head tech inspector may tear a motor down as far as he/she believes necessary anytime they feel the need to do so. Inspector is not responsible or required to put engine back together.
If the inspector rules that your motor or part of your motor is illegal, you will be disqualified. The inspector’s decision is final.
If you have any question about your motor being legal, YOU need to have it checked. It is your responsibility to make sure that your motor is legal. A brand new (out of the box) motor does not make it legal. There are variances in the manufacturing processes.
If any participant, car, motor, or personal safety equipment is found to be improper, unsafe, or illegal, you will be disqualified.
Infractions are considered as any illegal act committed on purpose for an advantage gain over their competitors that is not allowed by the rules. Tampering with any part of the carburetor, head, block, cam, after market cam, wrong rod, and wrong piston, wrong head gasket, wrong fuel, arguing with any track official or going to track promoters will result in automatic disqualification.
DISCLAIMER: Motorsports of any kind are dangerous. This class of cars is sold and run without warranty, expressed or implied. No warranty or representation is made as to the tracks ability to protect the participant from any injury or death. The participant assumes that risk.
VISION: It is the vision and desire of the staff and management at Hilltop Speedway to create a safe, fun, and fair environment to these young men and women as they embark upon their potential racing careers.