2026 Q1 - Slot.it Group C - Road Track

Series Manager: Mel

Assistant Series Manager: Marty

Slot.It Group C Models Allowed

• Jaguar XJR6, XJR9, XJR10, XJR11, XJR12
• Lancia LC2/84, LC2/85
• Mazda 787B
• Nissan R89C, R90V, R91VP
• Porsche 956, 962, 962 IMSA
• Sauber C9 Mercedes
• Toyota 86C, 88C, JTK 63C

Body

• The body cannot be modified in any way.
• The stock plastic cockpits and glass are mandatory
• Lexan cockpits or glass are prohibited.
• Body must start every heat with radiators, windows, and wings in their correct location.  If any of these items fall off during a heat they must be repaired before the next heat starts.
• Antennas, mirrors, wipers, and tow hooks are not required and do not have to be replaced if they come off.
• White kits are allowed but must be painted, or uniquely decaled with at least one coat of paint.  At least two numbers must be visible.
• Body screws open choice.  These can be taped to prevent loss. Any car that loses a screw and causes an issue with a competitor’s car will have a 5 lap penalty applied.

Chassis

• No modifications to the chassis are allowed.
• Chassis must be Slot.It or Policar that is intended for the body.
• Motor pod cut-outs can be removed.
• Flashing on the chassis may be removed to allow better floating of the body.  The gap between the chassis and the body cannot be greater than the thickness of a credit card.
• Front axle lower adjustment caps are optional.
• Modification to the upper axle loops is prohibited.
• Front axle height adjusting grub screws are open choice.
• Magnets of any type are prohibited.
• Ballast is allowed but must be above the chassis pan. A 5-lap penalty will be imposed if ballast falls onto the track and causes an issue with a competitor’s car.

Guide

• Slot.it guides are mandatory.  The Slot.it SICH-07 deep wood screw guide highly recommended.
• Pick-up braids are open choice.
• Guide spacers are open choice

Set Up

• Wheel/tire must not be visible outside wheel-well/fender when viewed from above.
• The static weight of the car cannot exceed 120 grams.
• Magnetic downforce cannot exceed 30 grams.

Motor

• Slot.it V12/4 23K motors are mandatory.  The older version of this motor has a dark orange end while the newer motors have a white end.
• The small circuit board on top of the motor can be removed.
• Any modifications to the motor are strictly prohibited.
• Lead wires and lead wire guide terminals are open choice.

 Motor Pod

• Slot.it in-line motor orientation is mandatory.
• The motor pod is prohibited from protruding below the chassis.
• Flashing may be removed from the motor pod to allow better float. Excessive removal of material determined by the scrutineer.
• Motor can be held in place with screws.  Screws are open choice.
• Motors cannot be held in with tape or glue.
• Slot.it stop/axle collars are allowed.
• Spacers/washers are open choice.
• Slot.it CH14 or CH56b spherical bushings are mandatory.
• Pod screws are open choice.
• Tape may be used to prevent the pod screws from falling out.
• Tape over the motor pod to limit pod movement is not allowed.
• Slot.it suspension kits are not allowed.

Gears

• Slot.it in-line crown gears and pinions are mandatory.
• All versions of Slot.it’s in-line crowns are allowed.
• Gear ratio is open.
• Modifications to crown gears or pinions are prohibited.

Wheels

• Slot.it wheels are mandatory.
  • Rear wheels –
    • Diameter - 15.8mm or 16.5mm
    • Width – 8.2mm or 10.2mm
    • Material – Aluminum or magnesium
  • Front wheels – only 15.8mm wheels are allowed.
    • Diameter – Only 15.8mm
    • Width – Only 8.2mm
    • Material - Plastic, aluminum, or magnesium
• Slot.it wheel inserts are mandatory
• Any Slot.it Group C wheel inserts may be used.
• Any modifications to the wheels are prohibited.

Axles

• Only Slot.it axles are allowed.
• Any modifications to axles are prohibited.
• Slot.it independent front axle kit is allowed.
• Axle spacers and axle stops are allowed.

Tires

• Front tires must be Slot.it tires.
• Front tires must be 10mm wide.
• Rear tires can be any 10mm width Slot.it tire or any 10mm width NSR Supergrip or Ultragrip tire.
• Rear tires cannot be wider than 11mm measured at the widest part of the tire.
• Tires may be glued to the wheels, trued, and have their edges rounded.
• Traction compounds are prohibited.
• Varnishing the front tires to make them slick is not allowed.
• Zero-Grip (front) tires are highly recommended.

Track Power:    12 volts for A group, 10 volts for B group

If it is not mentioned, it is not legal.  These rules were written to create a fair event and not for racers to look for loopholes.