Table of Contents
1) CHASSIS AND BODY:
Any front-wheel-drive four-cylinder car, front-engine mounted vehicles only. No station wagons, Jeeps, SUVS, or Trucks.
a) Stock only
b) Engine must be same as vehicle used
c) 1 or 2-barrel carburetors permitted providing it was OEM for make and model of car used.
d) Stock fuel injection permitted providing it was OEM for make and model of car used.
e) (NO TURBOCHARGED CARS.)
f) The engine ECU/ECM will have a $300 claiming rule.
NOTE: The track or a competitor may claim the engine ECU/ECM for $300 through the track tech inspector.Any car that enters the race may have their ECU/ECM claimed for the sum of $300. Only drivers that have competed in that race may purchase another competitor’s ECU/ECM. Claim fee must be paid in full by cash to the MRP Tech Official or his designated representative within 10 minutes after the event.
Drivers that do not report to tech or refuses to allow ECU/ECM to be claimed, or damage ECU/ECM during removal will be disqualified and forfeits all purse and contingency for that event.
g) Compression checks will be done at the discretion of MRP.
h) No interchanging of motors, engines must be stock and remain in chassis that they came from in the factory.
3) DRIVERS RESPONSIBILITY:
a) Prior to the racing event, the driver is responsible to inform MRP tech officials of the make, model and year of the car they are competing with. If there is a change from the registered car engine or model, the driver is responsible to inform MRP of the change.
a) Limited slip only
b) No locked or welded differentials
c) No traction control of any kind.
a) Automatic or Standard permitted (stock only).
a) All glass must be removed
b) All exterior chrome, plastic and lights must be removed
c) All interior materials must be removed that is flammable
d) Dash may stay in
e) All body panels must be stock OEM
f) Windshield screen must cover full windshield and have at least 1 center brace from roof to cowl area. (3 braces highly recommended).
g) Driver’s side window net mandatory
h) Doors must be welded shut
i) All interior steel panels must remain
j) Full trunk floor must remain
k) Stock bumpers only.
NOTE: No reinforcing of bumpers except for welding bumper shock mounts.
l) Driver’s door may be skinned out for driver’s door bars.
m) Protective side bars are allowed. They must align with center of door and not protrude out from the body more than 3 inches.
n) Radiator guard is allowed. This is a bar across front of car protecting radiator in case of a collision. It must fit behind bumper.
o) All Interior must remain stock. No Boxing of the interior
7) ROLL CAGE:
a) Four-point roll cage is mandatory minimum, .095 1 1/2″ D.O.M., seamed tubing, or square tubing of same size and strength is required (6-point is highly recommended).
b) No treaded pipe or black pipe permitted.
c) Driver’s door must have at least 3 door bars.
d) Passenger minimum of 2 door bars.
e) Roll cage must be securely welded to the floor and unibody frame rails. An X or cross brace with at least 1 diagonal brace behind driver mandatory. Two (2) down tubes off of rear hoop mandatory to form 6-point cage. Left side down tube from top hoop to top driver’s door bar is highly recommended.
a) Must be racing seat only. High back or acceptable head rest mandatory.
b) 4-point racing type seat belts mandatory; must be approved type only (5-point belts highly recommended). Seat and belts must be securely mounted to roll cage.
9) NO FLOOR MOUNTS PERMITTED.
10) IGNITION AND ELECTRICAL:
a) Stock key ignition permitted.
b) Optional starter button and on off switch permitted.
c) Must have separate switch mounted on left side of dash to shut down fuel pump and be clearly marked for safety personnel.
11) FUEL TANK AND PUMP:
a) Approved fuel cell mandatory (8-12 gallon recommended).
b) Fuel cell must be a minimum of 22-gauge steel or .050 aluminum box.
c) Container may be fabricated or purchased.
d) Fuel cell must be mounted in center of trunk area.
e) Fuel cell must be securely fastened with a minimum of two 1-inch steel straps, four straps highly recommended.
f) Rear seat and shelf area must be tinned off to form a safe firewall.
g) Fuel pump must be mounted in truck or engine compartment only.
h) No cockpit mounted pumps.
i) Highly recommend 1 piece steel fuel lines with no breaks or connections in cock pit area and securely fastened. If rubber hose is used through cockpit, it must be ran through conduit with no breaks or connections.
NOTE: Fuel pump shut off switch is mandatory.
a) Catalytic Converter must be removed.
b) Exhaust must exit past driver’s seat.
c) Headers are permited.
13) WHEEL AND TIRES:
a) Stock steel or aluminum wheels only.
b) An optional right front beadlock wheel is permitted.
c) Offset wheels permitted. The right front wheel may only have a 3” maximum offset.
d) 7″ maximum wide- no magnesium or any aftermarket wheels permitted.
e) Tires P Series only.
f) No rear wheel drives winter treads or 50 Series.
g) No racing tires of any kind.
h) No recaps.
i) Must have DOT Number on all tires.
j) Oversized studs and nuts highly recommended.
k) No studded tires.
l) Tire stagger is allowed.
m) 13”, 14” or 15” tires are allowed. They may be used in any combination on the car.
14) STEERING AND SUSPENSION:
a) Must remain stock as manufactured.
b) No racing shocks or springs permitted.
a) Must have working 4-wheel brakes.
b) All brake components must remain stock.
c) No brake shut offs permitted.
16) STOCK MEANS STOCK AND WILL BE STRICTLY ENFORCED!
NOTE: All the preceding rules are subject to change. The official(s) in charge reserve the right to make decisions and judge accordingly, with the interest of safety, without recourse. Anything not covered in these rules is up to the discretion of the official(s).
17) Tech inspector: Larry Riffe – 724-854-0814
18) RULE BOOK DISCLAIMER
- The rules and/or regulations set forth herein are designed to provide for the orderly conduct of racing events and to establish minimum acceptable requirements for such events. These rules shall govern the condition of all events, and, by participating in these events, all participants are deemed to have complied with these rules. No expressed or implied warranty of safety shall result from the publication of or compliance with these rules and/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.
- The race director shall be empowered to permit reasonable and appropriate deviation from any of the specifications herein or impose any further restrictions that in their opinion do not alter the minimum acceptable requirements. No expressed or implied warranty of safety shall result from such alterations of specifications. Any interpretation or deviation of these rules is left to the discretion of the officials. Their decision is final.
- On occasion when situations arise that are not covered by written rules, the track officials may put special rulings into effect. Once such rulings are acted upon, they may become an act of policy and will be added to the existing rules of procedures.
The Management of MERCER RACEWAY PARK