CHAPTER 16 AUTOCROSS AND RALLYCROSS PART C( OFF-ROAD RACING) Appendix 13- Off-Road Racing Specific Regulations
This Appendix must be read in conjunction with PART A and PART B of this Chapter.
1. Off-Road Racing
1.1. Off-Road Racing, which includes Cross Car( Art. 1.11 below) and similar Events can only take place on a circuit complying with ASN Regulations.
1.2. The maximum number of Vehicles that can start a Race is limited to 12. 1.3. Events must comply with the provision for Rallycross particularly in relation to medical requirements. 1.4. Vehicle regulations must be laid down by the organising Clubs and approved by the ASN. 1.5. Competitors must comply with Chapters 6, and with the Official Documents issued for the Event. 1.6. Vehicles must remain in the Paddock when not competing.
1.7. Vehicles must not be driven in the Paddock or at any other time off the Track at a speed in excess of 10mph.
1.8. Vehicles must not be driven into the spectators’ Enclosure at any time without the express permission of the Clerk of the Course.
1.9. Any Driver who has not previously competed over the course within the preceding four weeks must complete at least one observed practice lap in the vehicle to be raced.
1.10. For Venues authorised by the issued Track licence( Rallycross) to include Joker Laps, the Joker Lap may be used. Judge( s) of Fact must be appointed to oversee its use, PART B App. 6 Art. 1.5 – 2.1 apply.
1.11. Cross Car( XC) and Cross Car Junior( XC Jnr.) are rear engine 4 wheeled( 2 wheel rear drive) single seater Vehicles with a multitubular spaceframe chassis which must have a safety cage as an integral part of the Chassis. The ASN have adopted the FIA technical regulation( Appendix J Art279B)( with the exemptions detailed in Art. 1.12 below).
a.
b.
c.
XC – Cross Car. A Competitor may participate from their 16th birthday. The minimum Vehicle weight with the Driver wearing full racing apparel on board and with the fluids remaining at the time the measurement is taken will be 425kg with a recommended vehicle power of 130hp.
XC Jnr. – Cross Car. A category reserved for Drivers having reached the year of their 14th birthday and who may continue until 31st December of the year of their 16th birthday. The Vehicle power will be no greater than 75hp with a minimum vehicle weight with the Driver wearing full racing apparel on board and with the fluids remaining at the time the measurement is taken of 410kg.
The minimum Vehicle weight with neither the driver nor full racing apparel and with the fluids remaining at the time the measurement is taken is 345kg. At no time during the Competition may a Vehicle weigh less than this minimum weight.
1.12. FIA Technical Regulations for Cross Cars permitted exemptions: a.
The FIA homologated ECU may be replaced with the ECU specific to the series model of motorbike engine. The ECU may be further restricted by Championship Regulations or SRs in respect of a standalone Event.
b. The manifold and exhaust are free( Ch. 7 App. 8 Art. 1 and Ch. 7 App. 8 Art. 2 apply) c. Tyres are free( subject to ASN approval) d.
The series model of motorbike engine GSXR K is permitted
Motorsport UK National Competition Rules 2026 Edition 1
Chapter 16 Part C( Off-Road Racing) Appendix 13- Off-Road Racing Specific Regulations
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