Indiana Open Wheel - National D-2 Midget/Lightning/Mini Sprint rules

Originally Posted by DAD:
Does that mean I can stick my echo tec in sideways and run chain drive?:11;

Honest Dad himself:6::6:

let me think about that for a minuteNO....must have been a NY minute it was so quick!!!

Had some PM's for the rules so here they are:

2013-2014
Divison II Midget Rules

SPECIFICATIONS "No titanium anywhere on car"

ENGINE
Engine shall limited to following engines that fits into a midget or lightning/mini sprint. The rules are structured to allow a lack of traction to balance the playing field. If any engines prove detrimental to competition and the spirit of sportsman midget racing, a restrictor program or other (such as HARDER RR tire or weight) may be instituted.

MIDGET ENGINES
• Any Chevy (Ecotec) or Ford (focus) Quad 4 inline 4 cyl. configuration. No larger then a 2.4 litre. Must have STOCK FACTORY internal parts from valve cover to oil pan, with factory casting #'s...... Exception is the 2.2 ecotec chevy engine will be allowed to run the stage III Comp Cam to increase the HP to the 2.4 ecquilvate.

A. Engine offset is limited to a maximum of one (1) inch, two (2) inches overall, from the chassis centerline as measured at the centerline of the crankshaft.

B. Engines must be mounted on the centerline of the chassis and the crankshaft must be parallel to the bottom plane of the chassis.

C. Only torque tube type drivelines, utilizing only one u-joint, will be allowed, the torque tube must be one solid piece. A torque tube hoop or strap is mandatory.

D. The driver shall be seated directly behind the engine; drivers head can be no more than one (1) inch off center line of roll cage, measured at center line of seat to top of driver’s helmet when seated in an upright position.

NO “national class” race engines, engines that qualify under the rules/guidelines of USAC, ARDC, Poweri, etc., or are produced or built by a/any major race engine builder, ie., Gaerte, TRD Toyota, Esslinger, Pink, Fontana, new style Chevy, Stanton MOPAR, etc. STOCK ENGINES ONLY

The current approved engines are the General Motors 2.3 and 2.4 “Quad 4” engines, Chevy Ecotec, USAC Ford 2.0 Z-tec Focus engine. The Division 2 Midget Series must approve all other engines. Any new engines must fit the following requirements:
Must be a production Ford, GM vehicle engine Honda Ignite USAC engine ok
Must be no more than 2.4 liters

MOTORCYCLE ENGINE
4-Cycle motorcycle engine with a Minimum 750cc. and Maxium of 1206cc. Maximum 6-inch offset; measured C/L of motor to C/L of frame.

No after market internal parts, nor lightening of stock parts." "The only modifications allowed are (1) Milling the head, (may save a warped head) (2) degreeing cams", all other deviations from stock (bolts,springs,removing parts, etc) will require written approval from the D2M.

Both ENGINE Car and motorcycle General Rules

ALL NON SEALED ENGINES will have headers and Intake remove for possible head work if you finish in the top 3...Also if you have a top 3 finish 3 straight any non sealed engine will have to remove cam cover, spark plugs and oil to have cam/pistons/rods scoped.

No engine can excide 235 lbs compression.

• Electric self-starting engines – Must be able to start in a neutral position at all times and must be able to be "BUMPED STARTED WITH IT'S OWN STARTER"

• FUEL DELIVERY SYSTEM Naturally aspirated: carburetors or fuel injection. Fuel injection may be either constant flow or EFI. EFI systems must be comprised of OEM throttle bodies, and ECU. No ram air systems allowed.

• No turbo chargers or superchargers allowed.

• No traction Control is allowed in any form. If your engine comes with an ECU that has traction control it must be DISABLED...This form of racing is about DRIVER CONTROL.....NOT ELECTRONIC control

DRIVE TRAIN
• Direct drive with quick-change rear end. Drive shaft must be enclosed with a torque tube. Torque tubes must have a torque tube hoop or tether strap.

• Chain drive. Chains must be properly guarded. If within the frame rails, the chain guard must be minimum 14 gauge stainless steel, 12 gauge mild steel, or 3/32” tempered 2024 aluminum, and designed to completely shield and protect the driver and the fuel tank (if the fuel tank is in line with the chain) from the chain. The guard must be designed to prevent the chain from entering the driver’s compartment.

MUFFLERS
• Tracks that require a muffler it must be capable of keeping the noise level at or below 98 dB.

ROLL CAGE
• Car must have a full containment roll cage. Recommended -- minimum 1 1/8" OD X .095; Wall: 4130-N tubing. NO bolt on cage. Highly recommended 1 1/4 – 1 3/8” OD x .095 wall 4130-N tubing. Highly recommended – roll bar padding around the drivers head in the “halo” area.

HEAD CLEARANCE
• Driver minimum head clearance: 3" measured to the top of the cage, with driver belted in (in racing position), helmet in place, with driver in full upright, seated position. A roll over bar (HALO) may be installed to gain this clearance. The roll over bar must be constructed of the same material as the main hoop, and installed as to NOT impede the easy removal of the driver in case of emergency.

WHEELBASE
• Minimum: 65"; Maximum: 74".
APPEARANCE
• Car is to resemble a midget/sprint car, particularly the hood and tail. NO SQUARE TAIL TANKS. No side pods allowed, nerf bars (kick offs) may not be enclosed in any fashion. No wings, excessive body or “sail” panels allowed. No Side panels on top of roll cage or NO lips added to sail panels. Visor is ok limited to 12" ONLY

****-PIT
• Driver's feet are required to be behind the firewall and the motor. Engine may not be mounted beside the driver. Only 1 car that has been "GRANDFATHERED IN" can be a sidewinder offset car.

• No chassis altering devices allowed from inside the cockpit during an event, i.e. computer controlled shocks, torsion bar/blade adjusters, etc. (Exception: brake proportioning valves, Dial-A-Jets, high-speed bypasses) If a visiting car is equipped with cockpit adjusters, adjusters must be disabled by taping, tying or removing handles.
Any competing cars that are capable of shifting gears, must shift into their racing gear before they reach turn 1 while entering the track and must leave the car in that gear for the duration of the race (exception - if the driver causes a yellow and is forced to restart their car during the race). Penalty: Any driver found / heard shifting during an race -- a yellow flag will be displayed and that car will be sent to the rear of the field. Multiple offenses during an event may lead to a black flag for that driver.

• Ignition/fuel pump switch and fuel shutoff valve are required and must be within drivers reach with arm restraints on and have a second fuel shut-off on right side of fuel tank and visabily marked for track crews. The switch and fuel shutoff valve must be clearly marked ON/OFF and must disconnect electric fuel pump (if they exist) and ignition.

SHOCKS
ANY SHOCK PACKAGE as of now No cockpit adjustments

BRAKES
• Front and rear brakes MANDATORY. Hydraulic brakes capable of sliding both rear wheels and left front at racing speeds are required.

BUMPERS
• Front and rear bumpers and nerf bars are required. Nerf bars cannot be wider than the rear tires and cannot have sharp edges or corners, or exposed tubing edges. Nerf bars (kick offs) may not be enclosed in any fashion.

STEERING
• Steering gear is mandatory. Rack and pinion steering is acceptable. Go-cart type steering is not allowed.
• Steering Wheel must have a quick-release fastener (no pins). Release hub may not contain any plastic parts.

FUEL TANK/BLADDER
• Must have approved racing fuel cell/tank. All fuel tanks, fuel cells, bladders, or plastic tanks must be constructed and supported in a manner to avoid rupture or breakage. Any fuel tank that extends beyond the rear torsion tubes must contain a fuel bladder and meet SFI spec. 28.3. Non traditional cell/tank must be mounted within chassis tubes, must be strapped and bolted and secured with minimum 3/8” grade 5 bolts. A midget style shell concealing the tank is required. “Hard Cell” tanks must have a FIA or SFI safety rating. Top flush cap fill plate required. No open vents. No screw on caps allowed. Metal / aluminum / homemade tanks are not allowed.
Must be equipped with a tip-over valve. Fuel shutoff valves are required and one (1) must be within drivers reach with arm restraints on and have a second fuel shut-off on right side of fuel tank and visabily marked for track crews. The electrical switch and fuel shutoff valve must be clearly marked ON/OFF

FUEL
• Gasoline (pump or racing type), Ethanol or Alcohol fuel (methanol). Non performance enhancing fuel lubricating additives are allowed (ALKY brand by Sunoco – blue in color).

• NO Nitro, Nitrous Oxide or Oxygenated agents (propane, butane, propylene oxide) are allowed, or may be introduced into any portion of the fuel/air induction system. The fuel/air induction system includes, but is not limited to, the fuel tank/bladder, all fuel lines and fittings, fuel filters, fuel pump, fuel pump regulator, fuel rail, pill holders, carburetors, throttle bodies, air stacks, air box, air filter (s), Dial-A-Jet, barrel valve (s), directly into the intake ports in the head, or directly into the combustion chamber.

TIRES & WHEELS
• Wheels must be 13" in diameter only.

• Tires are to be minimum of 62" circumference.
RR must Durometer 40 (SP-2). Must have Hoosiers on ALL 4 corners to be illegalble for bonus monies. Rear tire can be subject to testing of chemcial (tire prep)

FIREWALL
• Cars must be equipped with a metal firewall completely separating the engine from the driver's compartment.

WEIGHT
• Minimum weight with the driver shall be:
PUMP GAS
UPRIGHT MIDGET Chain Drive 750cc - 850lbs .... 1000cc - 900lbs .... 1206cc - 950lbs
Quick Change Cars - 1075lbs.

METHANOL or E-85
UPRIGHTMIDGET Chain Drive 750cc - 875lbs .... 1000cc - 925lbs .... 1206cc - 975lbs
Quick Change Cars - 1100 lbs.

ANY Weights may be added to make minimum weight limit and must be solid material. The weights MUST be securely fastened(BOLTED NO HOSE CLAMPS OR ZIP TIES) and mounted in front of the roll cage (can not be attached to ANY PART of the cage itself or down tubes). A 2-point securing system is mandatory to prevent weight loss. Car number must be permanently engraved on all weights and PAINTED WHITE WITH YOUR NUMBER ON BALLAST
FLOORPAN

• Cars must have a floor pan that extends from the front of the seat to the firewall.

SEAT
• Seat must be an aluminum racing seat with lateral side support. Right and left side head support is required (head rest or cage net) if you do not have a full containment seat. HIGHLY RECOMMEND a Full containment seat. Fiberglass or homemade seats are not allowed. Seat must be bolted to the chassis in a safe manner with a minimum of three (4) 5/16” grade 8 bolts with lock nuts. No Dzus style fasteners will be allowed. A helmet pad is required behind drivers helmet if not a high back seat.

BATTERY
• Battery must be mounted securely to frame or floor pan. Recommended – dry or gel type. No wire or rubber cords can be used as hold-downs. High recommended -- Lead/acid type battery should be encased in a marine style cover

RADIATORS/COOLERS
• Radiators and/or oil coolers must be located in a shielded area outside the driver's compartment and cannot extend above or be located behind the driver's head.

FUEL VALVE
• Fuel valve must be located on right side as close as possible to the fuel tank and have (FUEL SHUTOFF) clearly marked on body panel. Valve must be operable from rear wheel area without requiring tools or removal of any parts for access. Remote operation from cockpit is allowed. All fuel shutoff valves must be clearly marked as to the “OFF” position, so that safety workers clearly understand which way to shut off fuel flow in the vent of an incident.