Core Group consists of the race director and all invited attendees that participated in a Turn 4 Speedway event in 2024.

A Turn 4 Speedway event is any event taking place at Turn 4 Speedway.

Invitation Requirements — guests must be invited by a core group member, and the race director notified prior to entering. Guests are the responsibility of the host. Race director has final say on any attendee's removal.

Liability Waivers — ALL attendees MUST sign a liability waiver upon entering. Unaccompanied minors are not allowed. On film days, all attendees must sign a film release form.

Attendee Conduct — All attendees shall conduct themselves in a manner consistent with a conventional family setting. Be respectful to other attendees, drivers, officials, and the venue. Alcohol is permitted, excessive consumption is discouraged.

Driver Conduct — ALL drivers must conduct themselves at the highest level of professional motorsports. Attend ALL driver's meetings promptly. Race director can prohibit any driver from entering the track due to over intoxication or misconduct at any time.

Misconduct includes: fighting, unwanted physical conduct, intimidation, over intoxication, acts of disrespect, vandalism, theft, verbal altercations, safety violations, unsportsmanlike conduct, driving with intent to cause harm.

Consequences: verbal warning, exclusion from driving, removal from premises, ban from premises.

Age & Licensing — Driver age requirements vary by class. Race director has final say on eligibility.

Skill Requirements — Must demonstrate knowledge of all racing/pit procedures, flag and light interpretation, corner ID, track boundaries, and hand signals. Must demonstrate the skill to operate the vehicle at speed to avoid unnecessary collisions.

Membership Fees — Contact race director for current season membership information.

Track Crossing — Strictly prohibited except between rounds. Children must have a parent or guardian when crossing.

Hot Pit Lane Entry/Exit — Enter ONLY before Turn #3, exit ONLY after Turn #4.

Pit Lane Speed — Maximum 5 mph.

Pit Lane Organization — Must allow 2x the width of a kart to pass through at all times.

Individual Pit Areas — Maximum 10' x 12' including canopy. Must be kept clean and orderly throughout the event.

Outer Pit Drivers — Must enter infield pits immediately post race and wait for track personnel to allow crossing to outer pits.

• 🟢 Green — Race underway
• 🟡 Yellow — Caution, no passing, single file, wait for restart. Driver causing yellow goes to rear of grid
• 🟡 Yellow w/ Red Stripes — Debris on track, continue with caution
• 🔴 Red — Stop race, proceed to pit in 2-wide order. Driver causing red goes to rear on restart. Red before 1 lap completed = full restart from original grid
• ⬛ Black — Driver violation, pull into pits for instruction
• ⬛ Black w/ Orange Circle (Meatball) — Mechanical issue, proceed to pits
• ⬜ White — Final lap
• 🏁 Checkered — Finish of race

Gridding — 2-wide format in hot pit lane.

Qualifying — Number draw for qualifying position. Each driver completes a sighting lap then 2 flying laps.

Heats — Grid positions based on qualifying times. Grids over 16 karts split into multiple heats.

Scoring — Recorded by timing system. Driver's responsibility to ensure transponder is correctly wired and functioning. Video camera set at start/finish line for all races.

Jumping Start Penalty — Black flag issued. Driver has 2 laps to return for a stop-and-go.

Post Race Tech — All drivers proceed directly to pit lane scales for weigh-in after each heat and main. Driver remains in kart until after weigh-in.

Appeals — Can be submitted verbally, by text, or email to race director. Response will be prompt.

• Long pants
• Long sleeve shirt
• Closed-toe shoes (steel-toe recommended)
• Gloves
• DOT Certified Full Face Street Bike Style Helmet (Snell recommended)

Prohibited: Open-toed shoes/sandals, capes, scarves, tear-off lenses

• Bumpers — Front and rear required. Rear must cover both rear tires, loop/round bar. Front must extend forward of front wheels. OPEN TUBE FRONT BUMPER ONLY — NO NOSE OR BODIES.
• Brakes — Functioning rear brakes required. All fasteners safety wired or locking clipped.
• Rotor Guard — Required, durable material.
• Axle Sprocket Guards — Required on both sides.
• Nerf Bars — Required on both sides, minimum flush within 1" of outside of rear wheel.
• Side Panels — Max 12" tall, no further than centerlines of front/rear axles. Front and rear tires must remain exposed.
• Steering — All fasteners safety wired or locking clipped.
• Weight — Through bolted with nyloc or double nuts. ALL WEIGHT MUST BE PAINTED WHITE for visibility.
• Chain Guard & Heat Shield — Required on all machines.
• Throttle Return Spring — Must be functioning.
• Kill Switch — Must be functioning.

Tires — Slick only, any brand. Can be shaped/surfaced. No grooved or siped tires. Max wheel diameter 6".

Front Number Plate — 6"x6", white background, black numbers, fastened to front of bumper.

Side Numbers — Minimum 7" tall, contrasting colors for visibility.

Rear Number Plate — Not required but recommended for accurate scoring.

Safety Inspection — ALL machines undergo mandatory safety inspection before being permitted on track for the first time. Helmets and apparel also inspected.

Chassis — Any year, make, model rigid kart chassis meeting Section 9 safety requirements.

Tires — Open compound and brand. Can be cleaned. External prep wipe only (no internal prep).

Engine — Box stock engine per class specifications. Contact race director for approved engine list.

Clutch & Gearing — Drum or disc clutch only, any brand. Open gearing.

Minimum Weight — Contact race director for class minimums.

Fuel — Gasoline only, any octane. No additives.

Chassis — Any year, make, model rigid kart chassis meeting Section 9 safety requirements.

Tires — Open compound and brand. Internal/external prep permitted.

Allowable Engines — Per class specifications. Contact race director for current approved engine list.

Clutch & Gearing — Open clutch any brand, open gearing.

Fuel — Per class rules. Contact race director.

Age — Per race director specification. Parent or guardian must be present.

Equipment — Kid-specific kart chassis required. Contact race director for specifications.

Safety — All Section 8 safety requirements apply. Additional youth-specific safety equipment may be required.

Speed Limiting — Restrictor plate or governed engine may be required. Contact race director.