11. Modified Production

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11. Modified Production

Post by gordon »


Modified Production (MP)
(Last changed - Jan 2020)

Amendments for the 2021 racing season are indicated in blue. Amendments made during the 2021 racing season (if any) are indicated in purple.

For slot models of cars based on non-GT production cars, but excluding cars eligible for the American Pony Car class.
  • Body: Windows may be tinted.
  • Motor: Up to 20,000 RPM and torque must be under 200 gm/cm.
  • Magnets: 45° USD Rule. All magnets must be positioned at least 5mm ahead of rear axle.
Eligible cars:
To qualify, body must be based on a non-GT car that is constructed principally for retail sale to consumers for their personal use and to transport people on public roads (no commercial or industrial vehicles are eligible), but may be modified by the addition of fender flares/extensions, wings and spoilers. Examples of non-eligible GT cars are Porsche 911/997, any Ferrari or Lamborghini and most cars with "GT" in their names. If in doubt about a particular car's eligibility, please email Gordon at quicklapper@gmail.com.

Modified Production (MP) - No magnet
(Last changed - Feb 2021)

Everything as per the Modified Production (MP) rules above except the following:
  • Motor: Up to 21,500 RPM.
  • Magnets: No traction magnets allowed.
  • Ground Clearance: 1.0 mm minimum under motor. See "Checking the ground clearance (where applicable)" in the General - All Classes section of the regulations.