Doug Fort's
Santa Maria Speedway
"The West's Best Short Track!"

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OFFICIAL SPECIFICATIONS FOR MINI STOCKS

ATTENTION ALL DRIVERS: Our goal is to complete our racing programs by 10:30 p.m. The pit booth will be open from 3:00 p.m. to 6:00 p.m. and the following will be enforced ... Any driver not in his assigned starting spot when the cars roll onto the track for any event, will start at the rear of the pack. Once the initial green flag has been thrown, you may not join the field unless there is a complete restart. All races will use a rolling start. Sponsors will be read over the P.A. system during the course of the evening. Main events will be limited to 30 minutes (Count down clock will be stopped on red flags).

Click here to return to previous page...DEFINITION

1. The word "STOCK" will mean unaltered and as originally factory produced and installed for year, make, and model.

COMPETING MODELS

1. 1960 or newer American or Foreign cars, 2-door or 4-door. Front engine, rear wheel drive only! No vans, convertibles, Jeeps, mid-engine, rear engine, two seat sport or exotic models (i.e. MR2, Porsche, VW, etc.) allowed. All models subject to official's approval. Maximum wheel base 101". No bolt on tops allowed. No fiberglass or kit cars. Four (4) cylinder engines only! No 4-wheel drive. No front wheel drive. Dual overhead cams okay. Skid plates are allowed.

2. Pick up trucks O.K. but must conform to all Mini Stock mechanical rules. And, specifically, 1/2 ton maximum; 6' bed maximum; tail gate required; metal tonneau over bed required; and, fuel tank must be filled from inside bed. Wheel base may be shortened to meet specifications.

WEIGHT

1. Every competing car must weigh one (1) pound for each cc of engine displacement. Maximum 80 lbs added weight. Must be block shaped, painted white, and lettered with the car's number. Must be fastened inside body panels to frame or roll cage.

2. Factory advertised engine displacement must be lettered on both sides of the hood, near the base of the windshield, in 2" contrasting block letters (i.e. 1600cc).

ENGINE

1. Stock factory engine and components. O.E.M. parts ONLY. No engine interchange between makes of cars. No rotary engines allowed.

2. Stock factory carburetor ONLY. No racing equipment of any kind. Fuel injection O.K. No modification of any kind to either carburetor or fuel injection system.

3. No pressurized tanks. Factory delivered fuel systems ONLY.

4. Stock steel flywheel. No aluminum, cutting, or special over-the-counter types.

5. No headers or speed equipment of any kind. Engine must be in stock position.

6. Factory intakes and exhaust ONLY.

7. Mufflers and tail pipes mandatory, with a rating of 95 decibels at 100'. No cut offs. Tail pipes must extend back of driver and outside of car.

8. Cranking compression, hot off the track, 180 anytime.

9. Cars will be subject to a vacuum test of 17" of manifold pressure for three (3) minutes at 900 RPM. All Mini Stocks must provide an easy access vacuum port on the intake manifold.

Click here to return to previous page...BODIES

1. Must be complete and stock, including bumpers and all sheet metal. Cars must remain stock in appearance; dented panels should be straightened. Fenders MAY NOT be trimmed for tire clearance.

2. Both front inner door panels may be cut out for door bars. No other inner panels may be cut out.

3. Grill may be replaced with wire screen.

4. Removal of upholstery mandatory.

5. All doors shall be welded shut, with minimum 3" weld every 18" on all four edges of door. No external reinforcing bars.

6. Factory body components only.

7. No car will be allowed to run without hood in place.

8. Hoods and trunk lids may be skinned.

FIREWALLS

1. Rear Firewall: A metal rear firewall, of minimum .031 (1/32") thickness steel or 1/8" aluminum, must be securely installed over the rear seat back brace and top shelf, completely closing off trunk compartment. Cut and fit carefully! No sloppy, loose installations will be approved!

2. Front Firewall: All holes in engine firewall must be covered with same spec. metal as rear firewall, securely fastened (metal screws or pop rivets should be used for installation of firewalls).

3. Firewall must be in stock location.

FRAME

1. STOCK. No alterations, reinforcing, plating, etc.

2. Any front frame or radiator reinforcement/protection O.K. MUST be concealed.

BUMPERS

1. Bumpers must be welded to frame horns and to frame. Front hoop with two down supports allowed. Bumper straps required front & rear. No exceptions. Minimum size 2"X8"X1/8". Affix from bumper tip to quarter panel.

2. Provide connection front and rear to facilitate wrecker hook up.

3. Warning: Cars losing front bumpers will be black flagged for remainder of race.

ROLL BARS

1. FOUR-POINT ROLL BAR REQUIRED . . . . Four-point "cage type" roll bars shall be a minimum of 1 1/4" schedule 40 black iron pipe or .090 wall, 1 3/4" O.D. tubing. Base of upright members shall be solidly electric welded to frame rails of car. In unibody cars, roll bar uprights shall be welded to a piece of plate steel at lease 12" by 12", of 3/16" minimum thickness, formed and bolted to inside of car floor pan. Rear upright bars must also be connected by a side-to-side member just above floor pan of car on unibody models. Cage shall be braced to rear frame kick ups, and diagonally side-to-side between rear hoop uprights. At least two torso (side) bars shall be installed horizontally between front and rear cage uprights on driver's side, overlapping outside of upright bars. These may be connected vertically as well. Inside door panel may be removed to accommodate side bars. A center overhead bar is required, running fore and aft between transverse members connecting uprights. Gussets must be used at joints of all principal members.

Click here to return to previous page...TRANSMISSIONS

1. Automatic transmissions optional.

2. Must be stock.

3. Drive lines must have safety straps at front and rear of drive shaft made of metal straps of 3/16" by 1" minimum size. All drive lines must be painted white.

4. One inch clutch/flywheel inspection hole required on bottom of bell housing.

REAR ENDS

1. Must be stock. (Make-to-make). No floaters or quick changes.

2. Locked up rear ends O.K. May be locked up by welding spiders or using a mini spool.

3. Gear ratio optional.

SUSPENSION

1. No aftermarket permitted.

2. No cutting, heating, or modifying of components.

3. No weight jacks. Gas shocks O.K. No coil over permitted.

BRAKES

1. Factory stock. Hydraulic on all four wheels if original specs provided for hydraulic. Disc if specs provided for discs.

WHEELS

1. Stock steel wheels. Not to exceed 6" wide. Chrome or spoke O.K. Not to exceed 6" wide.

2. No oversized wheels which have an increased circumference of the bead flange.

3. Optional wheel diameter 14" for cars produced with 13" wheels. Must be same diameter on ALL four corners.

Click here to return to previous page...TIRES

1. 6" maximum tread width DOT casing. No grooving or shaving of any kind.

2. Must be street legal.

3. No aggressive tread patterns. All tires subject to approval.

4. No racing tires.

5. Tire pressures must be a minimum of 15 lbs. cold.

RADIATOR

1. Only one (1) radiator.

2. Must mount in stock position.

3. No fill holes cut in hood; hood must close in stock position.

4. NO HOT TANKS.

ELECTRICAL

1. Any 12 volt battery permitted. Battery MAY be moved to inside of vehicle, but must be enclosed in an approved metal box, and securely fastened to floor.

2. Ignition will remain stock.

3. Kill switch must be labeled and visible and easily reached by driver.

FUEL CELL

1. Approved fuel cells mandatory. Completely enclosed in minimum 18 gauge metal box.

SEATS

1. Racing seat mandatory.

Click here to return to previous page...GLASS

1. Glass: Removal of all glass mandatory. Approved protective screen must be installed across windshield opening.

SAFETY

1. Safety Belts/Shoulder harnesses: Nylon aircraft type safety belts, three (3) inches wide are required and must be securely mounted to frame or roll bar, subject to approval of tech. inspector. Nylon shoulder harnesses are required. Cotton belts and harnesses are prohibited (Five point system required)  All belts must be dated, and no more than five years old. Shoulder harness shall be similarly anchored, at a point further rearward in the car and not more than 2" below driver's shoulders. In UNIBODY CARS, a plate of minimum 3/16" steel, at least 12" by 18" in size must be bolted under floorboards behind driver's seat, and belt-securing chains run through holes cut through this reinforcing plate. Under no circumstances can belts be secured by bolting to floor or to stock belt mounts. Chains must go through floor, around frame or plate, and back to belt. Belt and harness installations will be rigidly inspected!

2. Helmets: Approved racing helmets with face shield or goggles mandatory. Closed or Open faced. Snell 2000.

3. Fire suits and fire resistant gloves (Nomex or equivalent) are mandatory. Fire resistant shoes and undergarments recommended.

4. A fire extinguisher must be located in each car's pit area.

5. Window nets: Standard size (16X22") window net required.

6. No safety...no race!

Click here to return to previous page...IDENTIFICATION

1. Officially assigned numbers at least 18" high and 4" in width (10% Tolerance) must be neatly lettered on both sides of car, and on roof.

2. A 5" high and 1" wide number must be lettered on the top of the driver's side fender.

3. A 5" high and 1" wide number must be lettered on the driver's side of the rear of the car, between the bumper and the rear deck lid, approximately where the tail light would be located.

4. Numbers must be clearly readable to scorers. Gold or silver not advisable unless outlined in a contrasting color.

5. Numbers may not be written out, numerals only.

TEARDOWNS

ANY DRIVER REFUSING TO ALLOW POST RACE INSPECTION OR TEARDOWN WILL LOSE ALL
POINTS FOR THE NIGHT AND ALL PREVIOUS RACE NIGHTS.

PROTESTS

1. A protest in writing, by any owner or driver, on an approved Santa Maria Speedway protest form, along with $200.00 cash, may be filed with the Chief Steward within fifteen (15) minutes following the finish of the event. Protests will be settled by the ³Protest Committee². If the protest is upheld, the $200.00 fee will be refunded. If the protest is denied, the $200.00 will go to the SMS Driverıs Benevolent Fund. In the event an engine tear-down is required, the only persons allowed at the tear-down will be the SMS Tech Inspectors and the car owner. Frivolous protests will be denied.

a. No protest will be accepted that is directed at a decision of an official, including but not limited to timing and scoring decisions, inspections and race procedure decisions.

b. Discussion as to official rulings, race procedures, etc. will be conducted with the driver only.

Click here to return to previous page...MISCELLANEOUS

1. No radios or scanners in cars or in pits. No mirrors.

STARTING POSITIONS

FIRST NIGHT - Drivers are awarded starting positions in heats, by draw.

SUCCEEDING NIGHTS - Drivers are awarded starting positions in heat races based on their point standings.

All mains will be run totally, or partially, inverted.

First place in points starts outside the last row in first heat. Second highest outside the last row in second heat. Third highest inside the last row in first heat, etc. If more than two heats are necessary the progression will be carried further.

New drivers start last in heats.

Ties in points determined by first driver to reach that point total. If two drivers reach the same total on the same night, the driver finishing higher in the main event will be given the position.

POINT SYSTEM

See "Championship Points", General Rules (Hardcopy - Page 5)

LICENSING

1. Fees: Drivers - $23.00; Mechanics - $23.00; Owners - $23.00; Car Number - $23.00.

Click here to return to previous page...

 

 

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Doug Fort's
Santa Maria Speedway
"The West's Best Short Track!"

E-mail
P.O. Box 1270 ~ Morro Bay, CA ~ 93443-1270
Tel: 805-466-4462 ~ Fax: 805-466-1514