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General Rules:

Date Last Modified: 1/8/2025

Bodies: All cars must be “color” painted (clear coat only is not acceptable), Include a painted/detailed vacuum formed/resin cast driver to scale, Interior cockpit tray that completely conceals the whole chassis, Numbers ½” tall located in three places, and must begin a race fully Intact/Complete, with no missing parts.

Unless otherwise specified for a specific class, bodies Must have both Stock front & rear windows installed.

Bodies may Not be stretched, have any material removed or be modified to fit a chassis, unless otherwise specified within the Body Modifications/Required section of a class.

*Note: Lane stickers to be put on windshield or a close proximity to, so Corner Marshall can see it.

Chassis: Scratch Built chassis May be constructed using any material, and are Required to have beveled pan edges to protect the track surface from any damage. The chassis must Not be visible, or protrude past the body perimeter when viewed from above, or through the Drivers Compartment. Guide flags must Not extend past beyond the foremost part of any body when viewed from above.

Gears: Crown gears will have no less than (.040”) ground clearance. This rule is written to preserve and protect the track surface, as these gears can cause severe damage.

Motors: Group “Open” Only Super 16D Setups are allowed. Note: This motor group “allows” the use of both Chinese* & American* made Armatures.  American made armatures “must” retain their original identification label. No outlaw arms of any kind are allowed. Blueprinting, Ball bearings/Bushings (both ends of motor) Armature and magnet replacement are allowed. Shunted brushes, Cobalt/Neo Magnets, Magnet Shimming, Rewinding/Dewinding of armatures are Not allowed.

Motors: Group “Standard” 16D & Super 16D motors (i.e. Super 16D Parma #502, ProSlot 2001, 2003, 2101). Note: This motor group “requires” the use of stock Chinese* made Armatures only. Motor brushes/springs may be adjusted/replaced as needed. Armatures may be shimmed/coms trued/Ball Bearings are allowed. Shunted brushes/magnet shimming not allowed.

*Note:The term "Chinese arm" refers to the factory made stock armatures fitted to the "stock" motors. "American arm refers to the premium or upgrade armatures of higher quality which are generally manufactured in the U.S.A.

Motors: Group Hawk 7/FK (unserviceable motors) may be allowed in specific classes. Ball bearings (both ends of motor) are allowed.

Tires: No Tire will be less than ¾” (.750”) in Diameter, excluding the 4.0 Flexi Class, or otherwise specified elsewhere.

Adding traction compound to your tires (ie gluing) is not allowed. Cleaning tires with solvents & softeners Are allowed however, they must be Completely Dry before placing the car on the track.

All four tires Must touch/roll on the track surface, and are Required to have Black sidewalls   

Unless otherwise specified for a specific class, when viewed from above, all four tires must Not extend beyond the widest part of the wheel opening, when the chassis is at the center of lateral movement.

Front tires must Not be partially hidden by the front or rear of the stock/modified wheel well opening, (this does Not include the “top” of the wheel well opening).

Track/Venue
Track gluing/preparation will only be performed by the track owner, unless otherwise requested.

Can Am

Date Last Modified: 7/25/25

(To be used in conjunction with the General Rules)

Scale: 1/24, 1/25

Years: Open

Body Group: Only Can Am cars that actually raced in the Can Am series, using Lexan Bodies to Scale with a minimum thickness of .030” (Team Bluegroove bodies).  Wheel inserts, roll bars, injection stacks, exhaust pipes and paint schemes that reflect the period are encouraged. If a full wing was used on the rear of the car, you may add one if it resembles the original in scale and proportion, but is “not” required.

Body Height, Minimum: Stock height at the factory reference cut line.

Body Modifications/Required: N/A

Interior/Required: Interior tray that includes a driver figure (head/arms). (See General Rules).

Chassis: Scratch built.

Chassis Modifications/Required: Open.

Configuration (Motor): Inline only.

Axles: 3/32”, 1/8”, Wire

Bearings/Bushings: Axle Ball Bearings, Oilite Bushings Are allowed in both front & rear.

Gears: 48, 64 pitch. Note: Gears must have a minimum of (.040”) ground clearance, See General Rules.

Ground Clearance, Minimum: Front (.047”) Rear (.055”)

Motors: Group Hawk 7/FK Only (See General Rules)

Tire/Dimension: Minimum diameter Front (Any Tire Including O-Ring) (.750”) and May be coated for hardness. Minimum diameter Rear (.750”).

Tire/Wheel Maximum Track Width:  Maximum track width will be determined by the selected body used. (See General Rules).

NASCAR (Late Model)

Date Last Modified: 6/6/24

  (To be used in conjunction with the General Rules)

Scale: 1/24, 1/25

Year: 1980 to present.

Body Group: Replica of an American made NASCAR Sedan Note: ASA cars are Not Eligible.

Body Height, Minimum: 1/24 scale 1-7/8” (1.875”) Measured from the bottom of the chassis to (1/2”) behind the windshield. (Air dams excluded). 1/25 scale: Excluded from this rule however, must remain at the (Factory Kit) height.

Body Modifications/Required: Bodies May be trimmed to remove part of the front spoiler and side air dams (to the stock valence height for proper track clearance).

Interior/Required: See General Rules.

Chassis: Scratch Built.

Chassis Modifications/Required: Open.

Configuration (Motor): Inline only.

Axles: 3/32”, 1/8”, Wire

Bushings/Bearings: Ball Bearings, Oilite Bushings Are allowed in both Front & Rear.

Gears: 48, 64 Pitch. Note: Gears must have a minimum of (.040”) ground clearance, See General Rules.

Ground Clearance, Minimum: Front (.055”) Rear (.055”)

Motors: “Standard”/ “Open”, (See General rules).

Tire/Dimension: No less than ¾” (.750) Must still meet the minimum (.055”) Ground Clearance.

Tire/Wheel Maximum Track Width: Width Will be determined by the selected body used (See General Rules).

Sports Car (Production)

Date Last Modified: 7/27/25

(To be used in conjunction with the General Rules)

Scale: 1/24, 1/25

Years: Open

Body Group: Any production sports car body. Note: Rollbars Are required in roadsters.

Body Height, Minimum: Configuration and roofline Must remain unaltered however, bodies may be lowered by trimming the bottom edge as long as the body still meets these requirements: 1. The line between the bottom of the door and the rocker panel is evident/clearly visible. 2. The  front grill opening is fully intact/unmodified.

Body Modifications/Required: Trimming of the lower valence Is allowed for proper guide flag clearance. At least 1/16” (.062”) Must be left in place at the bottom of the air intakes. Custom windshields May be constructed using Lexan/plastics however, Will require Tech approval.

Interior/Required: (See General Rules).

Chassis: Scratch built Only.

Chassis Modifications/Required: Open

Configuration (Motor): Inline Only

Axles: 3/32", 1/8" Wire.

Bushings/Bearings: Axle Ball Bearings, Oilite Bushings Are allowed in both Front & Rea

Gears: 48, 64 Pitch. Note: Gears must have a mi.nimum of (.040”) ground clearance, See General Rules.

Ground Clearance, Minimum:  Front (.055”) Rear (.055”).

Motors: “Standard”/ “Open” (See General Rules).

Tire/Dimension: No less than ¾” (.750) Must still meet the minimum (.055”) Ground Clearance.

Tire/Wheel Maximum Track Width:  Front (3.25”) Rear (3.25”)

Sportsman

Date Last Modified: 6/6/24

(To be used in conjunction with the General Rules)

Scale: 1/24, 1/25

Years: 1958 - 1979

Body Group: American full/midsize make of cars Only. (Bodies Not Eligible: Pony cars, Mustang, i.e. Camaro, Cuda, Challenger, AMX, Javelin)

Body Height, Minimum: (1.800”) Measured from the bottom of the chassis to the highest center point of the roof line.

Bodies may Not be trimmed to meet the specified minimum height, and must remain at the Stock Kit Height.

Body Modifications/Required: Front & Rear wheel wells May be radiused to allow tire clearance. Windshields (see General Rules) May be replaced by a custom mesh or realistic looking screen. Note: Rear windows are not required.

Interior/Required: See General Rules.

Chassis: Rattle Style consisting of “Two” main components (1 Center Pan (Guide tongue & Motor bracket included and mounted solidly as one unit) and 1 each, Right & Left side Pan). Side Pans Must be attached together using tubing/wire etc. and not move independently of each other, when attached to the center pan assembly. The Side Pans May move together in a side to side, front to back and up & down motion. Hinges of any kind throughout the entire chassis that allow a hinged swinging type motion are Not allowed. Side Pan assemblies may extend forward past/beyond the center pan section, and or the front axle position.

Chassis Modifications/Required: Open, Without Hinging of any kind.

Configuration (Motor): Inline Only.

Axles: Front (1/8”, 3/32”, Wire) Rear (1/8” or 3/32").

Bearings/Bushings: Oilite Bushings or ball bearings allowed. Both front and rear.

Gears: 48 or 64 Pitch. Note: Gears must have a minimum of (.040”) ground clearance, See general rules.

Ground Clearance, Minimum: Front (.055”) Rear (.055)

Motors: “Standard” (See General Rules)

Tire/Dimension: Minimum Diameter Front 7/8” (.875”) Any Tire including O-Ring, May be coated with polish/Super Glue. Minimum diameter Rear (.900”) May be narrowed.

Tire/Wheel Maximum Track Width: Front (3.250”) Rear (3.250).