Devil’s Bowl Speedway
“Where Fast is Fun”
2014 Racing Season
This is meant to be an entry level, stock division. We are going to keep it that way. However, there are several cars in the area that have taken the body rules out of context, so we are adding the following provision to the rules in order to keep an even playing field:
A) Any American made stock passenger car with full frame, or Chrysler unibodies.
NO Camaros. NO front wheel drives. Stocks appearing aftermarket plastic nose or tail pieces are allowed. NO spoilers (even if factory equipped), wings, skirts, air scoops, or anything that alters stock appearance. A front visor is allowed on the windshield area MAX 7 inches. Sunroofs and T-tops must be reinforced and enclosed. No nerf bars. Maximum one inch wide by two inch tall steel or lexan rub rails allowed - bolted flush to body. All glass, plastic, upholstery, lights, mirrors, and trim must be removed. All doors must be chained, bolted, or welded shut. Front inner fender wells may be removed. Cars must be strictly stock, NO cutting, channeling, shortening, or modifying is allowed. Front and rear outer fenders may be cut for wheel and tire clearance. NO excessive trimming of fenders allowed, must maintain stock appearance. NO enclosed interiors or decking allowed. No part of dash can be more than 28” from back edge of the center of the hood. Front and rear firewalls must remain in stock location and be full and complete. ALL openings should be covered as to isolate the driver, subject to track approval. Racecar body should be maintained in such a manner as to keep a presentable appearance. Cars with floppy or loose body parts will NOT be allowed to race until such repairs are made.
Weight must be securely bolted and painted white with your car number on it.
A) Stock type rear bumper required. Stock type front bumper may be used, or a fabricated front bumper may be used with the following conditions: Cars with aftermarket nose pieces- the bumper may extend past frame rails for support and reinforcement; cars without nosepieces-the bumper may not extend past front frame horns. NO SHARP EDGES.
A) Minimum four-point cage, minimum size 1 ½ “O.D. by .095” wall thickness. Minimum three bars in driver’s side door, and two bars on passenger side door. Four-point quick release seat belt and harness required for driver. Racing seat required. Must have window nets for driver. Must have three bars in front of driver in windshield area
A) Must be stock for the make and model except no 400’s or larger small or big blocks. All engine components including water pumps, distributor, etc., must be strictly stock. Stock size valve springs and stock length push rods only. The stock push rod length is 7.800. Cast piston only, Chevy must use 4 equal valve relief pistons. Mini starter and aftermarket pulleys okay. Aftermarket power-steering pumps okay. Metric cars may run a
350. NO stroking or de-stroking. Engine must be in stock location. Solid motor and transmission mounts okay. Maximum cranking compression 175 lbs. (ignition off, engine turned over 5 times).
CAMSHAFT, VALVETRAIN, AND CYLINDER HEADS:
A) Hydraulic cam and lifters only. Must maintain 14” of vacuum at 1200 rpm. 1.94 maximum intake valve diameter, 1.50 maximum exhaust valve diameter on Chevrolet engines. Stock size valve springs and stock length push rods only. Stock push rod length 7.800. Stamped steel 1.5 rockers on Chevy, 1.6 on Ford and Chrysler, NO roller tips. Open chambered heads only, must be unaltered, O.E.M. NO porting, polishing, or gasket matching allowed. Screw in studs and guide plates ok. 305 engines may use 305 heads (no vortec).
CARBURATION AND FUEL SYSTEM:
A) Must be on naturally aspirated unaltered stock type carburetor. No more than 1 ½ inch spacer or adapter. Can remove choke. Gasoline only. Holley 4412 2-barrel only. Must be unaltered. Choke plate may be removed. 4412 must be cast into body of carb. Maximum 1” spacer. Fuel pump must be in stock location for make, NO electric pumps or fuel injection even if factory equipped.
A) Stock unaltered cast iron exhaust manifolds only. NO Chevy center dump, Corvette, marine or tubular steel type manifolds. Mufflers are optional.
INTAKE MANIFOLD: Stock unaltered aluminum or cast iron intake only. NO aftermarket or stock high performance or high rise. NO bowties. NO porting, polishing, or gasket matching.
A) Any stock type automatic or manual. Automatics must have working 11” torque converter. NO direct drives. Trans. Cooler ok. Manual must have 10.5” clutch and steel flywheel. NO mini clutches. Steel drive shafts must be painted white and have a loop 6” from front u-joint.
A) Pump or racing gas only. NO additives or smells. Fuel tank must be secured in trunk. Fuel cells recommended.
A) Front and rear suspension must be stock for that make and model of car. IMCA approved upper A-Frame allowed. NO air shocks. NO alterations to any part of the suspension will be allowed. Any spring in stock location, NO spacers or adjustable weight jacks of any kind must sit in unaltered stock mounts. Any stock mount shock.
A) Stock rear-end for make and model. Gears may be locked. Gear ratio optional.
STEERING / DRIVER SEAT:
A) Steering boxes must remain in stock location. Aftermarket steering wheel and quick release steering coupling are recommended. Quick steer boxes allowed. NO part of driver seat may be no further back than 25” forward of center line of rear end housing.
A) Any (1) radiator that fits in original location without any body modifications is allowed. Water pump mounted fans only, NO electric fans. Fan spacers ok.
A) One 12 volt battery only must be mounted securely in rear of driver’s compartment or trunk area. One stock distributor in stock location only. NO modifications allowed. Module and coil must be stock. Plugs and wires may be aftermarket. Ignitions on/off switch must be clearly marked.
NO traction control devices of any kind.
A) Must use stock type Master cylinder and brake components. Must mount in stock location. Must have at least 3 working brakes. Right front may be blocked. NO bias adjustment is allowed. Disc brakes allowed in rear, NO aluminum or composite rotors. Must use steel stock type rotors on rear disc.
TIRES AND WHEELS:
A) 8” wide wheels only, 15” diameter steel wheels only, wheel covers and mud plugs right rear only. NO bead locks or screws allowed. NO bleed-off valves. Must run 1” steel lug nuts. Approved Hoosier asphalt pull-offs only, 35 or higher, must durometer 51 or higher. NO grooving, siping, or softening allowed. Both rear tires must be HOOSIER F40.
A) Weight may be securely added to car painted white with your car number on it. Car must weigh minimum 3000 lbs. with driver after race. Cars without white painted weight with car numbers are subject to DQ.
PERSONAL DRIVER SAFETY:
1. Driver must wear required helmet, fire suit and five-point safety harness whenever the racecar is on the racetrack. This includes during track packing, warm ups, hot laps, and races.
2. Helmets are mandatory and must be an approved SHCA or Snell-type full coverage.
3. Helmets should accompany driver and racecar at time of inspection.
4. Helmets of at least Snell SA2000 or SA2005 rating are mandatory.
5. Complete one- or two-piece fire suits of a flame-retardant nature must be worn by all drivers at all times when the racecar is on the racetrack. This includes during track packing, warm ups, hot laps, and races.
6. Fire-resistant gloves are mandatory. Fire-resistant shoes are highly recommended.
7. Five-point safety belts, sub-belt, and shoulder harness is required. Factory-type shoulder belts or straps are not allowed.
8. Metal to metal buckles are required on shoulder and seat belts.
9. Shoulder harness must be mounted securely to the roll cage. It is recommended that seat belts and shoulder harnesses not to be more than one (1) year old.
10. Where the belt passes through the seat edges, it must have a grommet installed, be rolled, and/or padded to prevent cutting of the belt.
11. Full-size window net mounted in the left side driver’s window opening is required. Window net mounts must be welded to the roll cage. All bars around the driver must have approved roll bar padding. Approved racing arm restraints are recommended.
12. Fire-resistant safety neck collars are mandatory.
ALL RACER’S MUST HAVE A WORKING RECEIVER BEFORE ENTERING TRACK.
IF YOU ARE HAVING PROBLEMS WITH YOUR RECEIVER, GO TO THE PIT STEWARD AND WE CAN DO A RADIO CHECK.
THERE ARE NO EXCEPTIONS!!!
IF IT DOESN’T SAY YOU CAN…YOU CAN NOT
IF YOU HAVE QUESTIONS, CALL THE SPEEDWAY OFFICE…DON’T GUESS
Devil’s Bowl Speedway Office
1711 Lawson Rd
Mesquite, TX 75181
OFC (972) 222-2421
Fax (972) 222-8901