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2010 LAKE COUNTRY SPEEDWAY FACTORY STOCK CLASS RULES
BODY - Interior and wheel base; any American made OEM produced COUPE OR SEDAN BODY AND REAR WHEEL DRIVE. Body must maintain complete stock appearance. Air filters can pass through hood a max of 6". No ram air or fresh air systems. Mud guard in front of filter OK. All exterior lamps and trim must be removed, may be covered with sheet metal. Doors must be fastened, bolted or welded shut. All glass and interior trim must be removed. All openings in firewalls must be covered with sheet metal so as to isolate driver compartment from engine, trunk/fuel cell and ground areas. Minimum wheel base 101 inches. Wheel base must remain stock according to year model of body used. Main roll cage tubing must be minimum of 1 ½". Driver's side must have 3 door bars. New cars are recommended to build roll cage out of 1 ¾" tubing. Aftermarket plastic nosepieces that look stock will be allowed. Body must be a minimum of 5 inches from the ground. 7" max on sun visor. Spoilers are legal - 6" tall maximum.
Strut type car must retain strut suspension. May run braces to side of strut tower. May place plate on top of strut tower and run brace from plate to cage. Upper a-arm mounts may be relocated or replaced with aftermarket brackets. Stock fifth arm on 1982 and up camaros and firebirds must be non- adjustable and mounted solid, level with no flex plates or any other device to let mount flex. Front of arm may run through a rubber bushing with rod sticking straight forward through bushing. No hiem ends on arm allowed. Non adjustable pan hard bar must remain completely stock and in stock holes and in stock location. Strut car motor setback must be 14 inches from center of steering gear box slack adjustment bolt to center of first header bolt on drivers side.
WEIGHT - No weights and/or loose objects in driver compartment or outside body. Weights must be securely mounted to frame or roll cage and painted white with car number on it. Must be attached with at least two .5-inch bolts. No titanium, magnesium or carbon fiber products, parts or components. No gun-drilled, tubular, hollow bolts or studs. Steel fasteners only.
BRAKES - Must be steel approved OEM, drum or disc. Must maintain OEM dimensions for hubs/rotors and calipers, cannot be lightened. Bolt pattern may be changed. Larger studs allowed. Rear rotors may be aftermarket, min. 0.180-inch thickness. Vented rotors only, no scalloped rotors. No floating brakes. Three wheel brakes OK. One proportioning device allowed. Aftermarket pedal assembly allowed.
BUMPERS - Front and rear bumpers required. Stock or fabricated OK. No sharp edges. Front bumper may not extend beyond inside tire width except cars with nosepieces. Fabricated bumpers may be no more than 1 ¾" ODx.125 wall round tube or 2x3x.125 wall rectangle. Fabricated bumpers must be capped at ends. Nerf bars allowed. One bar per side on doors and quarter panels. Nerf bars can be 2" max from body. No larger than 1 ½" round tubing on nerf bars, 1" x 2" square tubing.
FRAMES - American made passenger car STOCK frame. Rear suspension must match frame used, in stock location. Unibody cars may fab from stock frame to rear of car but must use stock type suspension for frame used. Example: Camaro, Nova-steel leaf springs, front mount no more than 4 inches higher than stock frame rails. MUST KEEP STOCK FLOOR PANS
ENGINE - Cast iron stock OEM American made blocks only. NO Chevy big blocks or 400 small blocks.
VALVETRAIN - Any flat tappet cam. No mushroom or roller of any type. No gear or belt driven cams. Roller rocker arms OK.
NO SHAFT MOUNTED ROCKERS OK STUD GIRDLES
CARBURETOR & FUEL PUMP - Single two or four barrel only. NO dual carbs. Aftermarket air filters OK. Aftermarket fuel pumps OK. All pumps must mount in stock location. No electric fuel pumps.
Carburetor Claim $600. See claim rule.
CYLINDER HEADS - Cast iron heads ONLY. NO porting or polishing. NO angle plug.
Claim on heads and intake ONLY $750. See claim rule.
EXHAUST - Round tube headers ONLY. All primary header tubes must enter directly into one collector, at same point at end of header. Must remain dual exhaust, no cross-over or Y-pipes.
IGNITION - Stock OEM type produced battery operated electronic or single point distributors in stock location and must run off of one 12 volt battery. Aftermarket cap, coils, rotor, plug wires, etc. is OK. No electronic traction control devices. MSD box is legal. MSD box goes with distributor on claim. Distributor claim $450. See claim rule.
INTAKE MANIFOLD - Cast Iron --- OR --- Aluminum.
LOCATION - Number 1 plug in-line with ball joint. Aftermarket or fabricated motor mounts OK. Rear engine mount may be solid mounts or plates.
OIL SYSTEM - Extra capacity pan or accusump OK. Oil pumps in stock location. NO DRY SUMPS.
FUEL - Gasoline only. NO methanol, nitro bearing additives or any other exotic additives or fuel. NO nitrous oxide.
FUEL CELL - Racing fuel cell required. NO boat or stock automotive fuel tanks. Must be securely fastened to inside trunk of car and mounted around cell, by at least two steel straps no smaller than 1/8" by 1". Trunk floor and wells must have drain holes cut so as not to allow spilled fuel to be trapped in trunk area.
RADIATOR - Radiator cannot mount higher than hood or extend through hood. Electric fans OK.
REAREND - Must be locked, spool or mini spool recommended. Aftermarket axles OK. 9" Ford under any body OK. No limited slips such as Gold-Trac, Detroit Locker, etc. Floaters OK.
STEERING/DRIVER LOCATION - OEM STEERING GEAR BOX IN STOCK LOCATION FOR FRAME USED. Quick steer boxes OK. Aftermarket pump OK. Aftermarket steering wheel with disconnect OK. Driver must sit in left front quadrant of racecar, no further back than rear edge of front door.
SUSPENSION - Rear leaf, coil or torsion bar as OEM produced for make frame used. Steel racing springs OK. Coils must be minimum 4.5" outside diameter. No coil covers. All springs must mount in stock location. Only one spring and shock per wheel. Spring spacers or lowering blocks for ride height adjustment OK. Steel body racing or stock shocks OK. NO air shocks. Weight jacks and rear leaf spring shackles OK. No cockpit operated shock or spring adjustment devices. No fabricated or aftermarket traction devices or suspension components. May use fabricated upper control arms.
Shock Claim $150. See claim rule.
TIRES - IMCA stamped g-60 hossier or 8" or 10" pull offs only
TRANSMISSION - Automatic or standard, OEM approved OK on any car. Driver must be able to put car in forward, neutral and reverse while running. Transmission cooler OK and may be attached to cage Scatter shields or blow proof bell housing mandatory. NO Aluminum bell housing allowed! Mini Clutch or Direct Drive OK but must be mounted to the crankshaft. Minimum 2" diameter steel drive shaft, must be painted white and must have drive shaft loop mounted 6" back from front U-joint.
WHEELS - 15" diameter. Steel wheels only. Maximum 10" width. Racing wheels OK. One inch (1" steel lug nuts required. Beadlocks on any wheel
NUMBERS - Numbers must be on top and sides of car. Numbers must be 20" tall.
COURTESY RULE - Any car from another track with MINOR rule infractions will be allowed to race one night.
PROTEST RULE - Any driver in the same race on the lead lap may protest another car immediately after feature race in the tech area. $250.00 cash per component. $50.00 to the track, regardless of outcome. If legal, protested car gets $200.00. If illegal, protester gets $200.00.
CLAIM RULES - The official claiming area is the tech area or wherever track designates. Claim must be made immediately after the "A" feature race finishes (checkered flag). Only the driver may make the claim. Driver must have money. The claiming driver must be on the same lap as the driver being claimed. Only the top three cars may be claimed. A driver can claim another driver's carburetor,heads,intake, distributor or shocks only once during the year. In the case of multiple claims on the same carburetor, distributor or shock a draw will be held with claiming drivers to determine who gets claim. Refusal to sell forfeits all cash, trophies and points for the night. If claim is refused, claim is not held against driver who claimed. A second REFUSAL by a driver will result in a $200 fine.
HOBBY STOCK CLASS RULES
****Headers will be OK this year.****
This class is intended to be a fun entry-level racing class, affordable for beginners and experienced drivers. The purpose and intent is to keep the cars inexpensive and easy to maintain. This is not a class for developing expensive racecars. Cars must be 1950 and newer only. Camaros, Firebirds, Mustangs and Cuda types okay. Chrysler can be full size uni-body. Altering original frame wheelbase is not allowed. Minimum wheel base is 108" per OEM specifications for STOCK factory production. Allowance to 107" for caster adjustment will be allowed at the technical inspection pad. Uni-bodies must be tied together BY SUB-FRAME CONNECTORS.
CARBURETOR AND INTAKE:
A.) Intake must be stock cast iron 2 or 4 barrel and carburetor must be 2 or 4 barrel OEM. NO HOLLEYS or EDELBROCKS.
B.) No hi-rise intakes of any kind.
C.) No injectors or pressure systems allowed.
D.) $250 claim on carburetors.
SAFETY: A minimum of a 4 point roll cage with 3 door bars on passenger side and 4 bars on drivers side. This is absolute minimum. DOM or Chromemoly 1" x ¾" tubing, no smaller tubing in roll cage system. Bars can go through front or rear fire walls. Windshield screen must have holes no less than 2" x 4".
Driver must have a Snell 2000 helmet or better and a (SA) type helmet is recommended. 5 point seat belt harness attached properly with minimum 3/8 grade 8 bolts and double nuts to the frame or plated to the floor with 4" square, ¼" steel plates and window net.
Remove all glass. Doors must be securely fastened. Door brace OK. Must be inside of car. Will have to pass inspection.
Removal of dash and components inside drivers compartment optional (example: emergency brake pedal). No modification to body, no cutting suspension or engine.
Stock bumpers only -- Front & Rear. 2" pipe behind bumpers is OK.
Four (4) horizontal door bars on drivers side mandatory. Recommend door bars be plated with 1/8" steel plat from top of door bars to bottom, wide enough to cover 3" past the driver's body - front to rear.
Only one radiator in stock location.
STEERING: MUST REMAIN STOCK. MAY RUN QUICKNER.
WHEELS AND TIRES: 8" - 10" wide steel wheels. Pulloffs ONLY!! Recommended 5/8ths studs with 1" lug nuts. 1" lug nuts mandatory.
Bead locks are OK on all 4 wheels.
REARENDS: Stock or locking of rear ends is allowed.
CYLINDER HEADS:
A.) Claim on heads and intake $500.
B.) OEM cylinder heads only. No closed chamber heads. No partially closed chamber heads. NO 461 OR 462 HEADS, ETC. No Vortec heads. No aluminum heads, no special order heads or factory special order heads. Any open chamber cast iron steel OEM factory production straight plug head is allowed that meets the described requirements. No high performance heads!! Only these casting numbers can be used: 185, 267, 336, 339 339X, 369, 388, 393, 441, 445, 454, 487, 487X, 493, 545, 598, 624, 642, 862, 881, 882, 920, 991, 993, 997. These are the last three digits and they are the only ones legal on Chevrolets. Cast iron heads only. (Hint: There is very little difference in any of these heads. These are all straight plug and open chamber heads!!)
C.) Heads may be milled. Stock diameter valve springs only! 125 pounds maximum SEAT spring pressure, 1.25" Diameter. Screw in studs OKAY.
D.) No work done in the bowl area except for valve job. Three angle valve job is okay.
E.) STOCK STAMPED TYPE ROCKER ARMS ONLY. Full roller rocker arms and roller tip rocker arms are not allowed. Poly-locks are allowed. Long slot rockers okay.
ENGINE:
A.) Cast iron OEM blocks only. V-8's only! Must have casting numbers. No big blocks! No 400 small blocks!
B.) Boring to a maximum of .080 over STOCK OEM bore is allowed. 368 cubic inch maximum.
C.) Any flat tappet cam. NO roller cams!
D.) No stud girdles, poly-locks okay.
E.) Oil pan can be circle track type. No gear drives.
F.) No dry sump systems allowed.
G.) Oiling must be complete wet sump.
H.) Any valve cover combination is allowed.
I.) STOCK-style starter is required. Mini-starters okay.
J.) Intake must be STOCK. No hi-rise intakes, no marine intakes and no aluminum intakes. No hi-performance intakes. One 1" phenolic spacer is allowed.
K.) No porting, polishing, port machining, acid porting, acid treatments or coatings of any kind.
L.) Any brand, style or size of air cleaner is allowed, but no type of ram air or forced air induction will be allowed.
M.) Cast iron water pump is required. Fan must be steel and attached to water pump. Fan spacers may be used. After market pulleys OK.
N.) No stroking or de-stroking.
TRANSMISSION:
A.) Automatics okay. Must have at least one forward and reverse with full size converters. Coolers OK.
B.) Powerglides okay. Minimum 11" converter. No aluminum.
C.) 3 speed standards only. 10 ½ clutch min. no mini clutchs
D.) Any oil or transmission fluid coolers in the drivers compartment must be configured to shield the driver in case of leaks. The cooler lines & cooler must be encased in rubber, aluminum or steel.
FUEL: GASOLINE ONLY!! Fuel pumps must be rod activated. No electric or belt drives. No additives. No nitrous, etc.
FUEL CELL MANDATORY!!!! 32 GALLON MAXIMUM.
SUSPENSION: STOCK UPPER & LOWER A-FRAMES ONLY!
Completely STOCK. Racing springs and shocks OK, but must be stock replacement. Rearends can be locked. No posi-units or lockers. 9" Ford rearend OK, but stock mounts must be retained. No floaters. Shocks and springs must remain in stock location. No weight jacks of any kind. Upper A-frame mounts can be moved for caster and camber adjustments. Rear trailing arms on upper rear can be predrilled for pinion angle. Leaf springs can have shackles. Steel springs only. No aftermarket bushings.
$75 claim on shocks.
BRAKES: Brakes must be disc or drum. Right front brake can be disconnected or removed. Must be OEM parts. No aluminum. Rear disc mounts can be aftermarket. Moving pedals okay. Aftermarket gas pedal okay. Aftermarket brake pedals okay.
No brake adjuster in cockpit.
BODY AND FRAME:
A.) NO AFTERMARKET!!!! Body must be make and model of frame. Doors can be replaced with sheet metal ONLY.
B.) TRUNK HOLES MUST BE SEALED WITH STEEL OR ALUMINUM PLATES.
C.) Complete steel body must be retained. Firewall MUST BE STOCK!!
D.) Doors must be welded or bolted shut. Doors may be gutted for cage installation.
E.) All glass, plastic, fiberglass and trim must be removed from race car. Decking interior okay.
F.) Upholstery and plastic portion of the dash must be completely removed. Removing dash okay.
G.) Gutting OK! Hood scoops okay or hole for air cleaner.
H.) Must be neat appearing. NO spoilers allowed.
I.) Number one spark plug must not be more than 1" behind upper balljoint.
FENDERS:
A.) Fenders may be cut for tire clearance. Cutting fenders back okay.
B.) Front inside fender wells must be removed.
FIREWALL: A full and complete front and rear firewall must be retained. All holes must be sealed with a minimum of 20 gauge steel or aluminum.
FLOOR: Stock OEM floorboards must remain in car. All rusted portions of the floorboard must be replaced with ALUMINUM OR STEEL of 20 gauge steel or THICKER. Trunk area may NOT be removed. An aluminum or steel plate, in place of rear seat, must separate drivers compartment from trunk.
HOOD:
A.) Hood must remain in place at all times. Hood must be pinned. Holes allowed in the hood for air cleaners or hood scoops.
B.) Quick release hood pins and rear deck pins are required.
C.) Hood must make a complete seal dashboard and/or firewall. The engine compartment must not be visible from the drivers' seat.
COOLING: One stock or aluminum racing radiator mounted in front of engine.
SPOILER: NO SPOILERS ALLOWED!!!
ELECTRICAL: IGNITION SWITCH:
A.) All cars must have ignition switch clearly labeled.
B.) The car must be equipped with a kill witch to be located within reach when standing outside of the car and easily accessible to emergency personnel.
C.) STOCK HEI ignition or point type ignition only. Advance can be calibrated.
D.) No MSD modules, no MSD systems or any aftermarket or GM ignition boxes allowed.
E.) Claim on distributor $150.
BATTERY:
A.) Only 1 twelve volt (12V) battery allowed.
B.) Battery and battery box must be securely mounted to car and safely sealed.
EXHAUST SYSTEM: MAY RUN HEADERS!
DRIVER RESTRAINT SYSTEM:
SEAT:
A.) Racing seats with rib supports are mandatory.
B.) Bucket seats are not allowed.
C.) Seat must be securely mounted to chassis (not floor pan) with a minimum of four (4) 3/8 bolts, of which two (2) must be mounted in the middle of the seat at the drivers' back and plated with 4" square steel 1/8" top and bottom.
SAFETY HARNESS: Racing type 5-points seatbelts are mandatory. NO OLDER THAN 1999. All 5 belts must be fastened while driver is in car and on racing surface. Must be securely mounted with ½" bolts and plates welded to cage.
2010 LAKE COUNTRY SPEEDWAY TORNADO CLASS RULES
1. Any domestic or foreign front wheel drive car is OK. NO all wheel drive vehicles will be allowed. No minimum weight or wheelbase. Cars must remain COMPLETELY stock. NO modifications allowed to engines, suspension, fuel systems or brakes.If rear wheel drive 4 cyl engine only. NO REAR ENGINE VEHICLES.
2. NO alterations will be allowed to the on-board computer control system. This includes replacing the control chip. (This WILL BE CHECKED on a random basis.)
3. MUST have a 4 point cage, built with a minimum of 1 ½" OD (outside diameter) tubing, with at least 3 driver side bars and 3passenger side bar. Cage should be mounted on a flat plate, if welding to the floor. We recommend welding the cage to the rocker panels for strength. Side bars MUST come out against the doors. Rear 'kicker' bars may tie into the rear strut towers. You may run a brace bar from side to side to support the towers. No part of the cage is to go past the rear axle center line or the front fire wall. Bars to support/mount the radiator may be used, but must remain behind the grill and cannot connect to the fire wall or cage.
4. Stock type tires and wheels ONLY. No racing tires allowed. Tires must remain the same size, side to side. (i.e.: No stagger) Minimum 20 lbs. of air pressure, before and after the race. No homemade wheels or off-set wheels that allow the tire to stick out past the fender or body line. If a car takes the checkered flag with all four wheels inflated, they will not be disqualified, if the tire deflates on their cool down lap. All decisions made by track officials are final and NOT negotiable.
5. All glass, head lights, tail lights, etc. must be removed. All outside trim, moldings and mirrors must be removed. ALL flammable interior and plastics MUST be removed.
6. Fuel cells are allowed. Placement of fuel cell is restricted to the trunk area or behind the driver. Location MUST be behind a firewall (no holes). The fuel cell firewall can ONLY be constructed of steel (NO aluminum). The fuel cell firewall CANNOT be used in any way to 'deck' or fill in the interior area behind the driver. Re-enforcement of the new fuel cell location is OK, as long as the 'bracing' DOES NOT alter the original frame or support structure of the car. (Refer to Rule 3.) This rule will be enforced by track officials, at random, and track official's decision is FINAL.
7. Batteries may be re-located within the driver's compartment, but MUST have a secure cover that will prevent battery acid from being spilled onto the driver in the event of a roll over or collision, AND be located OUTSIDE of the fuel cell firewall, if used.
8. Fuel injection, carburetor or turbo chargers are allowed, but MUST be OEM for the make and model of your car. (This WILL BE CHECKED on a random basis.) Any electronic fuel pumps, that are OEM equipment, MUST have a 'flip over/upside down' or automatic shut off switch installed.
9. Manual or automatic transmission is OK, but MUST remain OEM.
10. Tow hooks or chains are MANDATORY on front AND rear and MUST be easily accessible to recovery/tow vehicles. (Lake Country Speedway will NOT be liable, in any way, for any damage incurred, due to inappropriate/inadequate hooks/chains on a vehicle.)
11. Exhaust MUST extend past the rear of the driver's seat. The ONLY exhaust component that may be removed is the catalytic converter. No headers or after-market parts will be allowed.
12. All cars are required to use a single or double digit number ONLY. No letters or fractions will be allowed. All numbers MUST be at least 24" tall and of a contrasting color to the body. (Failure to do so could result in your car being scored incorrectly.) The first driver to register a number will be the ONLY car allowed to use that number for the ENTIRE 2008 season. If you wish to run another car number, on a single night, you will be permitted to use an "X" or other single letter designation, for the night ONLY. (If you wish/choose to run with us after the first night, you must choose another number, which follows the above rule.)
13. Any driver winning 5 or more "A" features will be subject to have their 'complete' car claimed for $600. The winner ONLY can be claimed, by another "A" feature driver that finishes on the lead lap. Multiple claims will be handled by a 'blind' draw from all eligible claiming drivers. Driver being claimed may retrieve racing harness, seat and fuel cell ONLY. If you are claimed, you will ONLY have three options: 1) Refuse the sell; 2) sell or 3) swap COMPLETE vehicles (If swapping, it will be AS IS and no money will be exchanged.) REFUSAL OF A CLAIM WILL RESULT IN LOSS OF MONEY FOR THE NIGHT AND LOSS OF POINTS EARNED FOR THE SEASON.
14. Racing Seat and Safety Belts and window net are required, same goes for passanger seat. Also fire extinguster is required.
ALL RULES (OR INTERPRETATION THEREOF) WILL BE DETERMINED BY TRACK OFFICIALS. ALL TRACK OFFICIALS WILL HAVE THE RIGHT TO CHECK YOUR CAR AT ANYTIME FOR ANY REASON. ALL TRACK OFFICIALS' DECISIONS ARE FINAL!!!
THIS IS A CHEAP, ECONOMICAL CLASS FOR EVERYONE TO ENJOY. IF YOU WANT TO SPEND LOTS OF MONEY THIS CLASS IS NOT FOR YOU.
MODIFIED CLASS RULES
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 publications 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 his opinion do not alter the minimum acceptable requirements. No expressed or implied warranty of safety shall result from such alteration of specifications. Any interpretation or deviations of these rules is left to the discretion of the officials. Their decision is final.
1. SAFETY EQUIPMENT:
Rules apply at all times car is on track. Snell-rated SA95 or SA2000 helmet required. Roll bar padding required in driver compartment (Fire retardant recommended). SFI-approved full fire suit, fire retardant neck brace, gloves and shoes required. Recommended: Fire retardant head sock and underwear; head and neck restraints; collapsible steering shaft. Driver side window net required, minimum 16"x20" ribbon or mesh style, and must be mounted so latch is at top front of window. Minimum three-inch wide five point safety belt assembly required, must be mounted securely to roll cage, recommended to be no more than one year old. Kill switch required within easy reach of driver and must be clearly marked "OFF" and "ON".
2. FRAME
OEM complete, 1964 or newer, perimeter American rear-wheel drive passenger car frame only. No sports car frames. Frame must be full and complete, cannot be widened or narrowed, and must be able to support roll cage on both sides, except: weight jack in original center line of spring tower allowed; frame may be cut a maximum of 36" forward from center or rear end housing; horns may be removed in front of steering box; front cross member may be notched and boxed for radiator and/or steering clearance; maximum seven-inch wide opening in side of spring tower for spring removal. Maximum two-inch wide by four inch tall frame stiffener may be welded directly to outside of left side frame rail. Minimum wheelbase 108", maximum 112", both sides. Maximum overall width (front to rear) shall not exceed 78" from outside of tire to outside of tire. No part of frame can be lower than 4 inches from ground except front cross member.
3. ROLL CAGE
Must consist of continuous hoops, minimum 1.75-inch O.D. tubing, with a minimum wall thickness of .095-inch for main cage, frame-mounted in at least six places, low carbon or mild steel recommended. Must consist of a configuration of front, rear and top hoops connected by tubing on sides or side hoops. Driver's head must not protrude outside cage with helmet on. Roll cage must be securely supported and braced with minimum one cross bar in top halo. Foot protection bar required. Main cage no further forward than rear of engine. All bars forward of cage must be lower than hood.
4. DOOR BARS
All driver side door bars and uprights must be minimum 1.5 inch O.D. and .083-inch wall thickness. Minimum three driver side door bars, parallel to ground and perpendicular to driver, and welded to front and rear of roll cage. Passenger side must have at least one cross door bar, horizontal or angled, minimum 1.25-inch O.D. and .083-inch wall thickness. Steel door plate, 18 gauge or .049-inch minimum thickness, must be securely welded to outside of door bars and cover area from top door bar to bottom door bar and from rear hoop down-post to 5-inches in front of seat. Must be visible for inspection.
5. BODY
Must be same width, front to rear and parallel to OEM frame. Engine compartment must remain open (no side panels). Hood must be enclosed at rear. No panel in front of right door to engine compartment. No inner panels. No car covers. Must have front windshield and rear window support posts. Driver and passenger side windows must have at least 12-inch opening, measured at center of window, between lowest point at top of window, whether roof or roll cage, and highest point at bottom of window whether interior or body. May use Lexan in sail panels. May use full windshield. 5-inch spoilers okay. Maximum 4-inch plastic skirting allowed on bottom of doors and quarters.
6. DRIVER COMPARTMENT
Must have minimum three windshield bars in front of driver. Lexan or aluminum cowl panel in front of driver can be no wider than cockpit and no farther back than steering wheel. Maximum .125-inch aluminum, or .010-inch steel, complete floor pan required. Aluminum high-back seat only and must be bolted in next to left side frame rail and ahead of rear tires. Bottom of seat can be no lower than bottom of frame rail. Driver must be sealed off from track, driveline, engine, fuel cell, canisters and pumps. Oil coolers must not protrude above interior. Accumulators cannot be mounted between driver and left-side door bars. No devices that would enable driver adjustment to alter wheelbase or for weight jacking while car is in competition. No mirrors or reflective sun visors.
7. FRONT SUSPENSION
All components must be steel, unaltered OEM, in OEM location, and replaceable by OEM parts, except: tube-type upper A-frames with aluminum/steel cross shaft, and mounts can be moved; OEM replacement lower A-frame okay; lower A-frames must be right and left and of same design; rubber, nylon or steel lower A-frame bushings, no offset or bearing type; welded or bolted shock mount on lower A-frame. Lower A-frame mounts and bolt holes must be in OEM location. Aftermarket lower a-arms are ok
8. STEERING
All components must be steel, unaltered OEM, in OEM location, except: outer tie rod end and adjustment sleeve may be replaced by minimum .625-inch steel rod end and steel tube; spindles can be ground fro brake caliper clearance only; unaltered OEM replacement Pinto spindles; with bolt on spindle savers allowed; steel steering shafts and knuckles only; steering quickner, steering wheel and quick release may be aluminum; cockpit steering may be modified, must be kept on left side. No rack and pinion.
9. SHOCKS
One steel, non-adjustable, unaltered shock per wheel. One additional shock allowed on rear suspension. No bumpers or stops. No threaded body, front coil-over, air or remote reservoir shocks. No Schrader valves. Front half may be shielded.
10. SPRINGS
Steel only. One coil and/or leaf spring per wheel only. One additional spring allowed on pull bar or lift bar, may be progressive. Any coil spring must be at least 4.5 inches O.D. No torsion bars or air bags.
11. REAR SUSPENSION
All components must be steel. No covers allowed. All trailing arms/link bars must be solid tubing. Rear of frame may be altered to accept leaf or coil springs. Steel coil-over eliminators, or steel/aluminum coil-over kits allowed - must conform to shock and spring rules. One mechanical traction bar (pull or lift, not both). Rubber bumpers allowed only on pan hard bar and mechanical traction bar. No sway bar.
12. REAR END
Any steel approved OEM passenger car or truck rear end allowed. Safety hubs (floater) allowed. All components must be steel, except lowering blocks, axle cap and drive flange. Full steel spool, steel mini spool or welded rear ends only. Steel axles only. Quick change ok steel tube only 10" ring gear min. One piece drive flange only. No torque dividing differentials. No scalloped ring gears.
13. BUMPERS/RUB RAILS
Steel only. Bumpers must be used both front and rear at all times and welded, or mounted with minimum .375-inch bolts. Must be minimum 1.25-inch O.D. tubing, .065 wall thickness on front - .095 wall thickness on rear. Two-bar front bumpers must be mounted frame-end to frame-end, no wider than width of material outside frame horns with bottom loop parallel to ground. Top bar must be directly above bottom bar, minimum 6.5-inches apart, measured center to center. Rear bumper and nerf bars can be no wider than tires.
14. TIRES/WHEELS
IMCA hoosier G-60 stamped only (groving and sipping allowed). Aluminum or steel spacers only. External, steel beadlock only and it cannot make wheel any narrower than 8 inches and no wider than 8.75 inches. Must use only steel bolts. Rim-mounted bleeder valves allowed. Beadlocks on any Wheel
15. BRAKES
Must be steel approved OEM, operative four wheel drum or disc. Must maintain minimum OEM dimensions for hubs/rotors and calipers, cannot be lightened. Bolt pattern may be changed. Larger studs allowed. Rear rotors may be aftermarket, minimum .810-inch thickness. Vented rotors only, no scalloped rotors.
16. EXHAUST
Round tube headers only. All primary header tubes must enter directly into one collector, at same point, at end of header. No exhaust sensors.
17. FUEL SYSTEM
Mechanical or belt driven fuel pump only. Racing fuel cell required, maximum 32-gallon capacity, must be in minimum 18-gauge steel container. Cell must be securely mounted behind rear axle, between rear tires, minimum of four inches ahead of bumper, minimum of ten inches above ground. Must mount with minimum two .125-inch thick solid steel straps, two inches wide around entire cell. All cell mounts must be steel, securely welded to frame/cage. Protective tubing must cover rear and extend past both sides of cell. No part of cell shall be lower than protective tubing. Fuel cell vents, including cap vent, must have check valves. Pick-up must be on top of right side of cell. Limit of one fuel filter. No cool cans. One naturally aspirated 2- or 4- barrel carburetor only. No adjustable carb spacers.
18. FUEL
Gasoline or alcohol. NO performance enhancing additives. Upper cylinder lube allowed. Fuel sample may be taken from any car at any time. Penalty for illegal fuel is disqualification from event and $250 fine - first offense.
19. BATTERY/STARTER
One 12-volt battery only, must be shielded and securely mounted between frame rails. Must have capability of starting without being pushed or pulled. Must leave initial staging area on demand, unaided or go to the rear of that race. Reverse-mount starters with OEM case transmissions only, see transmission rules for specifics.
20. GAUGES/ELECTRONICS
Only one 12-volt ignition box allowed, must be out of driver's reach. No additional ignition accessories allowed. Only change allowed to ignition box is one high-end rev-limiter setting. This setting can be changed through one chip only, or an internal setting inside box. No electronic traction control devices. ($10,000 fine).
21. TRANSMISSION/DRIVESHAFT
Must have at least two forward gears and one reverse, plus a neutral position.
22. ENGINE COMPARTMENT
Rear of engine (bell housing flange) must be mounted at least 72-inches forward from centerline of rear axle. Engine offset must be kept within 2-inches of centerline of front cross member with engine level. Minimum 11-inch engine height from ground to center of crankshaft. Radiator must be mounted in front of engine. Cooling system may be modified. Overflow tubes must be directed to ground between frame rails.
23. ENGINE SPECIFICATIONS
Any American make engine allowed. Steel heads, block. Aftermarket steel blocks ,No mushroom lifters, cannot alter lifter bores. OEM firing order cannot be changed. All engines must be able to be used in conventional passenger car without alterations. Engine mounts cannot be removed or altered. Castings and fittings must not be changed. No machine work on outside of engine. "Wet" oiling system only. Roller cams are allowed and shaft mounted rockers ok
MINI STOCK
BODY
a. Two or four door sedan or stations rear wheel drive only. Production
wheelbase limited to102" Aftermarket body ok.
b. Cars must have complete frame.
c. Cars must have complete firewall separating driver from engine and also separating trunk area from driver's compartment.
d. All glass, crome, trim and all flammable materials must be removed.
e. Plastic nosepieses ok
ROLL CAGE
a. All cars must have a minimum of 6 point rol cage.
b. all cars must have a min of door bars on drivers side
c. seat must be mounted to roll cage and on left side of car.
d. n tube frame cars.
BUMPERS
a. Bumpers ends must tie into fenders and quater panals. No cowcatchers.
MAX 2" in diameter. stock bumpers are ok
b. Nerf bars must b flush with body. no sharp edges.
square only
ENGINE
a.Inline four cyclider(carburetor type only) with maximum displacement of 2500cc. no rotary, turbos or dual over head cams.
b. enginemust be in stock location.
c. any intake
d. millng of head ad porting and polishing of head ok
e. any two barrel carburetor
f. battery type ignition.msd boxs ok
g. any solid surface cam,valvespring,rockers,and lifters are allowed.NO ROLLERS.
h. stock exhaust or racing headers are allowed. exaust must exit under car
i. blocks must have engine numbers
j. egine must use stock block,head,and crank shaft. steel valves only.
DRIVE TRAIN
a. standard or automatic tranmissions are allowed. must use stock converter..
b. must use scatter sheild or blanket
c. must have at least 2 forward and one reverse gears.
d. rear end must be locked
e. any passenger car rear end
f. drive shafts may be altered or welded.
g no dog clutches or muli-disc clutches. no couplers any flywheel.
SUSPENSION
a. front and rear suspension must be stock type, but may be r-enforced. no welding spring solid.no wooden blocks in springs.
b. one shock per whell racing stock type shocks ok
no weight jacks allowed. if weight exist must take out jack bolt.
TIRES AND WHEELS
A. 8" max steel wheels only. rim centers must be completely welded and may be reinforced.
b.racing studs and lug nuts recommended.
c. any street legal passenger car tire only
d. grooving and spping ok.
RADIATOR
a only one radiator centered in font of car
BATTERY
a. one automotive battery allowed must be mounted to frame or cage.
FUEL AND FUEL TANK
a. pump or track gas only.
b. racing feul cell required.
c. uel cell must be mounted to frame or cage with min of two steel straps
around cell.
d. fuel cell must be vented and have ball type roll over valve.
BRAKES
a. all cars must hae a min of 3 workin brakes. aftermarket pedal are ok.
DRIVERS
DRIVERS MUST BE 18 YEARS OLD OR IF YOUNGER MUST SIGN A MINOR RELEASE FORM.
SEAT BELT AND SHOULDER HARNESS
a. competition type 5 point belt and harness must be attached to fram or cage in a safe and secure manner.
HELMENTS
a. approved racng helment ful face snell 2000 or above.
FIRE SUIT
a. fire suits and gloves and shoes (nomax or equivalent) are mandaory.
PROTEST RULE.
a.any driver in the same race on the lead lap may protest another car immediatley after feature race on the front straight away.
$250.00 cash per componet. $50.00 to the track regardless of out come. if found legal protested car gets $200.00 if illegal protester gets 200.00
must have cash in hand after feture race and must have have what you want protested written on papper.
TECH
a. top three cars to tech area and all tech deciions are final. FACTORYHOBBIE STOCK TORNADO CLASSMODIFIED CLASSGENERAL RULES
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