2007 Speed Bowl Cruiser 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/her opinion does not alter the minimum acceptable requirements. NO EXPRESSED OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM SUCH ALTERATION OF SPECIFICATIONS. Any interpretation or deviation of these rules is left to the discretion of the officials. Their decision is final.

1. Cars/Trucks

Minimum 112” wheelbase. Left side driver controls the steering and brake. Right side driver controls the throttle. Throttle must be a maximum of 12” from inside the passenger door. Clutch Pedal must remain in stock location.

2. Safety

Six point, full perimeter roll cage with an X brace in rear and rear kickers must be used. Kickers must be tied to the frame, in front of the rear-end. Minimum of 1 ½ “ pipe for the cage,(1.75 recommended). Cage must have 1 cross brace in the halo and must have X brace behind the seat, with a minimum of 3 door bars on both doors. Steel door plates, 18 gauge or .049 inch minimum thickness, must be securely welded to outside of the door bars on both doors. Plate must cover the area from top door bar to the rocker panel and from rear down post to five inches in front of the seats. Must be visible for inspection. Roll bars may go through firewalls, in the front to a point at the rear of A frames, in the rear to the front of the rear end. Roll bar padding is required. Both drivers must have an approved full-face helmet and five (5) point racing safety belts. (Sternum Strap recommended) Belts must be mounted on the cage. Window nets are required on both sides. Remove all glass. Doors must be securely fastened. Racing Fuel Cell is required and must be secured to the car frame. Racing seats are optional. Seats must be attached on the roll cage. Must have a minimum of 3 windshield bars in front of each driver. Both drivers must wear a Fire Suit, neck brace, gloves, and shoes. Both drivers must be at least 16 years old.

3. Body

No modifications to body. The only cutting allowed will be for the placement of the roll cage. No spoilers, air scoops, or anything that alters the stock appearance. Working horn and car radio optional. No grill or bumper reinforcement. Must be stock bumper. Trunk and hood must have 2 hood pins with hinges remaining, or 4 hood pins. No ballast allowed. May have 2 bars maximum, 1.75 inch pipe in front of radiator, behind bumper, for radiator protection. Down posts may be no wider than the frame, with supports farther back than 24 inches from the front of the radiator. May run 2 inch by 1 inch rub rail from rear of front fender well to front of rear well.

4. Engine and Carburetor

No 4 barrel Holley or racing carburetor. Must run a stock carburetor. This means completely unaltered! Choke must remain in the carburetor. May change jets. May run approved 1 inch thick open chambered spacer. May run 4 barrel to 2 barrel nonadjustable adapter. May not run both spacer and an adapter. Engines over 370 C.I.D. must run 2 barrel carburetor, option on smaller engines. Engines must be strictly stock for that model and make in the original mounts. Stroke must match block. Harmonic balancer may not be altered. Cylinder heads must be unaltered, approved OEM. No aluminum or aftermarket heads. No headers, must be cast iron exhaust manifolds. Exhaust must exit under vehicle. No aluminum water pumps on GM cars. No full roller or roller tip rocker arms. No roller lifters. No stud girdles. Stock valve covers only. No ignition control boxes allowed, OEM ignition only. Hydraulic cam and lifters only. No vacuum canisters allowed. Intake must be cast steel. Must remain unaltered. No High rise intakes. Fuel injection is only allowed if it came on the car as factory equipment, and must remain unaltered. If OEM fuel injected there must be an electric disconnect for safety

Also must comply with one of the following:

1.) Engines will be required to have no more than 160 lbs. of compression. Engine must produce a minimum of 15 inches of vacuum at 1,000 RPM, measured from a port off the base plate of the carburetor. Must have a port available for testing.

OR 2.) May run track restrictor plate.

5. Suspension and Steering

Must be the original type suspension and steering to match the frame. No add-on quick steer boxes. Stock springs only. All shocks must be approved OEM car shocks. No racing or high end shocks. No spacers, lumber, chains, or cables allowed. Only 1 spring and 1 shock per wheel.

6. Battery-Cooling

One 12-volt battery only, must be securely mounted and in approved metal frame. Radiator must remain in factor location.

7. Drive Train

Drive shaft must be painted white. A 360-degree driveshaft loop is required and must be constructed of at least quarter-inch by two-inch steel, or one inch tubing, and should be mounted six inches back from the front U-joint. Must run OEM approved transmission with original bell housing and functional torque converter, (or Factory clutch assembly.) containing a minimum of three quarts of fluid. Recommended transmissions have an approved scatter shield or blow Proof bell housing (may be constructed of ½" by 3" steel, 270 degrees around flex plate.

Flywheel must be stock, NO LIGHT WEIGHT STUFF. I.E. Chevy 160 tooth 13 ¼ flywheel. Factory Clutch Disc only.

8. Wheels and Tires

Any DOT tire up to 60 series. No mud and snow tires. Required ½" studs with 1" lug nuts. Must have all lug nuts on wheels. No bead locks. Maximum 8 inch steel wheel. May run IMCA modified tires, 5/32" tread maximum. No grooving and siping. Must be same size from side to side I.E. RR-LR RF-LF.

9. Brakes

Approved OEM brakes on all four wheels that must work. No bias controls or shutoff valves allowed.

10. Rear-end

MUST BE STOCK. Mounts must be OEM in OEM location and match frame. May be locked. No Floaters.

11. Car Number

All numbers must be a least 18" in height, on both doors and on the top of the car. Maximum of 2 digits and 1 letter. No decimal points! NUMBERS MUST BE LEGIBLE! Numbers must be in a contrasting color from the car, in all light conditions.

12. K.I.S.S.

(Keep It Safe and Simple) If it does not say yes then it is no! This is an entry level class.

13. NO CLAIMS!

14. Protests

Any driver finishing on the same lap as the 4th place car can protest any car finishing in the top four. The driver protesting must pull directly to the claim area following the a-feature, remain in the car, and have $50 in cash. If the item being protested is found to be illegal, the driver being protested loses their points and winnings for that night and the protestor gets their $50 back. If the driver being protested is found to be legal, then they get to keep the $50. Protests must be made within 5 minutes of the finish of the a-feature. The protesting driver may only protest 1 item per feature. Protest must be written and given to tech or promoter.

Decisions of track officials are final and binding without exception.

For additional information or questions contact:

Don or Paula Bolt 785-678-8037 or 785-678-2416.

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