2026 Q2 – NSR Fiat Abarth 500 – Rally Track

[Bellator]

Series Manager: David C.

Cars

• Any of the current NSR Fiat 500 models https://www.nsrslot.it/assets/models/modelliCategoria/500/500.html

Body

• Body modifications are Prohibited except as noted here.
• The rear mounting tab can be extended with a plastic shim/sandwich (see Marty’s mod in the Forum) to keep the rear tires from contacting the rear of the wheel well.
• OEM hard plastic cockpits and glass are Mandatory.  Lexan cockpits/drivers, glass Prohibited.
• Mandatory: Body must start every heat with radiators, windows, and wings attached.
• Antennas, mirrors, wipers, and tow hooks are Not Required and do not have to be replaced if they come off.
• White kits are Permitted but must be painted, or decaled uniquely, with at least one coat of paint.
  Two race numbers must be visible.
• Body screws Open Choice.  These can be taped over to prevent drops/loss.

Chassis

• OEM Black (medium) chassis and any other color/hardness NSR chassis designed for the Abarth 500 are Permitted.
• Modifications to the chassis are Prohibited, including sanding.
• Ballast is Permitted but must be above/inside the chassis.

Guide

• NSR brand guides are Mandatory, any model is Permitted.
  The blade Must be 17mm or less in length to navigate the tight corners/turns on our track.
  Note: Non-rally NSR “wood guides” must have their length shortened to 17mm.
• Pick-up braids and Guide spacers – Open Choice.

Motor

• Any NSR short can motor Permitted.
• Modifications to the motor Prohibited (rewinds, armature swaps, mag zaps/swaps)
• Lead-wires and lead-wire/guide terminals (grommets, eyelets) Open Choice.

Motor Pod

• NSR sidewinder motor pod Mandatory.
• Sanding of motor pod Prohibited.
• Permitted – motor held in place with M2 screws (Open Choice)
• Prohibited – motor held in place with tape or glue.
• OEM stock NSR brass bushings are Mandatory.  Bushings may be glued in place.
• Pod screws – Open Choice.

Gears

• NSR brand gears are Mandatory.
• Gear Ratio value is Open.
  • Spur size is Open, but must be the OEM material (Aluminum)
  • Pinion size is Open, but must be brass.
• Modifications to spur or pinion gears are Prohibited.

Wheels

• OEM NSR brand wheels are Mandatory
  • Rear wheels –
    • Diameter – 18mm  Width – 8mm  Material – Aluminum
  • Front wheels –
    • Diameter – 16mm  Width – 8mm  Material – Aluminum
• NSR brand Inserts are Mandatory but may be interchanged from different NSR models.
• Modifications to wheels Prohibited.

Axles

• OEM stock NSR solid axles are Mandatory.  Hollow and independent axles are Prohibited.
• Modifications to axles are Prohibited.
• Stop-collars, spacers, and washers are Open Choice.

Tires

• Any NSR tires are allowed.
• Tires may be glued, trued, and have their edges rounded/chamfered.
• Traction compounds are Prohibited.
• Varnishing Front tires (with CA or nail polish) is Prohibited.
• Wheel/tire must not be visible outside wheel-well/fender when viewed from above.

Track Power: Adjustable per racer/heat, and round/week

Mods Not Mentioned:  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.  Please contact the series manager (Dave C/Butch) with any questions.  Discussions are at: https://austinslotcarclub.com/forums/topic/2022-nsr-fiat-abarth-rally-qx-2022/

Build it strong.
Keep it simple.
Make it work.
      (Leroy Grumman)

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