Southern Downs Road Race Series Classes
Each year the Motorcycle Sportsmen hold Club Championship known as the Southern Downs Road Race Series. This is a well contested series providing classes for all types of machines and riders.
Events on the Motorcycle Sportsmen of Queensland’s racing calendar include race classes to cater for most types of motorcycles and sidecars in the club’s racing calendar. Typically, multiple classes are grouped into Formulas which make up the individual grids at club racing events. Motorcycle Sportsmen of Queensland are a Motorcycling Australia (MA) affiliated club and all club events are conducted under MA permits. As described below, many of the rules associated with the race classes provided by the club are as per the MA Manual of Motorcycle Sport (MoMS). There are some classes which are not included in the MoMS but are supported by the club. For these classes, links to (brief) rules have been included below.
List of 2021 Classes and capacity rules as per above concept, each class will have a set of trophies. Classes may be combined on a grid.
Formula 1
Formula 1 Clubman
Formula 2
Formula 2 Clubman
Formula 1 Pre2k
Formula 2 Pre2k
Formula 3
Production 300
Production - Clubman
Formula 4
Production 400
SuperTwins
Sidecars
Club Racer
Special considerations for F1 Pre2K and F2 Pre2K
The onus of proof of eligibility shall rest wholly upon the rider or entrant of the machine. Service and Parts manual publication dates are not proof of eligibility.
For the purpose of these rules ‘year of manufacture’ is defined as the year in which:
a) For a road-based machine, the machine or its latest major component was first generally available for sale and delivery to the purchaser,
b) For a race bike, the year in which the machine or the latest major component first appeared in open competition.
The dating of replicated major components is defined as the year of manufacture of the original component being replicated.
Major components are:
a) All engine and gearbox external castings,
b) Frames,
c) Swingarms,
d) Brakes,
e) Forks and fork yokes.
All other components shall be considered as minor components.
Major components that were manufactured outside a specific period, but which are visually indistinguishable when assembled from period components shall be eligible for that period.
Modifications to major components are allowed, providing such modifications are visually indistinguishable from modifications proven to have been used in the period.
Minor components may be modified or updated, provided that they remain visually compatible with the period being depicted.
Fairings, streamlinings and cosmetic components must be based on patterns known and used in the period.
Events on the Motorcycle Sportsmen of Queensland’s racing calendar include race classes to cater for most types of motorcycles and sidecars in the club’s racing calendar. Typically, multiple classes are grouped into Formulas which make up the individual grids at club racing events. Motorcycle Sportsmen of Queensland are a Motorcycling Australia (MA) affiliated club and all club events are conducted under MA permits. As described below, many of the rules associated with the race classes provided by the club are as per the MA Manual of Motorcycle Sport (MoMS). There are some classes which are not included in the MoMS but are supported by the club. For these classes, links to (brief) rules have been included below.
List of 2021 Classes and capacity rules as per above concept, each class will have a set of trophies. Classes may be combined on a grid.
Formula 1
- Superbike as per Manual of Motorcycle Sport
- Superstock 1000 as per Manual of Motorcycle Sport
- 751cc and above 2 cylinder machines
- 676cc and above 3 cylinder machines
- 601cc and above 4 cylinder machines
Formula 1 Clubman
- Machine requirements as per Formula 1
- Riders may choose to enter clubman but discretion lies with clerk of course if they deem you should be moved up to the Formula 1 class. If you hold a graded licence A or B you may not enter clubman.
- Recognised club subclass, with series points.
- There will be no Queensland Road Race Championship for the Formula 1 Clubman class.
Formula 2
- Supersport machines as per Manual of Motorcycle Sport
- Moto2 machines
- 250cc GP machines
- 401cc - 600cc 4 stroke 4 cylinder production machines
- 501cc - 675cc 4 stroke 3 cylinder production machines
- 501cc - 750cc 4 stroke 2 cylinder production machines
Formula 2 Clubman
- Machine requirements as per Formula 2
- Riders may choose to enter clubman but discretion lies with clerk of course if they deem you should be moved up to the formula 2 class. If you hold a graded licence A or B you may not enter clubman.
- Recognised club subclass, with series points.
- There will be no Queensland Road Race Championship for the Formula 2 Clubman class.
Formula 1 Pre2k
- As per Formula 1 with model release date prior to 1/1/2000
Formula 2 Pre2k
- As per Formula 2 with model release date prior to 1/1/2000
- 501cc-750cc 2 cylinder 4 stroke production machines, model release date 1/1/1963 to 1/1/2000
- 501cc-675cc 3 cylinder 4 stroke production machines, model release date 1/1/1963 to 1/1/2000
- 501cc-600cc 4 cylinder 4 stroke production machines, model release date 1/1/1963 to 1/1/2000
- 501cc-700cc 2 stroke production machines, model date release date 1/1/1963 to 1/1/2000
Formula 3
- As per Motorcycle Sportsmen Formula 3 Rules
- 300cc-480cc 4 stroke 3 cylinder production machines
- 400cc and above 1 cylinder machines (including Supermoto)
- 230cc-250cc 2 stroke production machines
- Moto3 machines as per Manual of Motorcycle Sport
- 125GP machines as per Manual of Motorcycle Sport
- 250Mono GP machines as per Manual of Motorcycle Sport
Production 300
- As per Motorcycle Sportsmen Production Rules
- open to production 4 stroke motorcycles 201cc-300cc
Production - Clubman
- machine requirements as per Production
- Aimed at riders with a focus on the fun and camaraderie of racing.
- Recognised club class, with series points.
- There will be no Queensland Road Race Championship for the Production Clubman class.
- Cross entries from Production to this class are not allowed.
- open to production 4 stroke motorcycles 201cc-400cc
Formula 4
- Classic machines up to 1300cc as per Manual of Motorcycle Sport
- Post Classic machines up to 500cc as per Manual of Motorcycle Sport
- Up to 500cc 4 stroke production, model release date 1/1/1973 to 1/1/2000
- Up to 400cc 2 stroke production, model release date 1/1/1973 to 1/1/2000
- Up to 125cc 2 stroke GP machines, model release date 1/1/1973 to 1/1/2000
Production 400
- As per Motorcycle Sportsmen Production Rules
- open to production 4 stroke motorcycles 301cc-400cc
SuperTwins
- As per Motorcycle Sportsmen SuperTwins Rules
- 450-700cc 4 stroke production machines with 2 cylinders
Sidecars
- All Sidecar classes as per Manual of Motorcycle Sport
Club Racer
- Open to new riders and riders who do not feel ready to enter a championship class
- Formula 1 and Formula 2 eligible machines only
- No points are awarded
- Riders may be moved to their championship class once deemed competent
- Riders may be moved to club championship class due to machine capacity for safety
Special considerations for F1 Pre2K and F2 Pre2K
The onus of proof of eligibility shall rest wholly upon the rider or entrant of the machine. Service and Parts manual publication dates are not proof of eligibility.
For the purpose of these rules ‘year of manufacture’ is defined as the year in which:
a) For a road-based machine, the machine or its latest major component was first generally available for sale and delivery to the purchaser,
b) For a race bike, the year in which the machine or the latest major component first appeared in open competition.
The dating of replicated major components is defined as the year of manufacture of the original component being replicated.
Major components are:
a) All engine and gearbox external castings,
b) Frames,
c) Swingarms,
d) Brakes,
e) Forks and fork yokes.
All other components shall be considered as minor components.
Major components that were manufactured outside a specific period, but which are visually indistinguishable when assembled from period components shall be eligible for that period.
Modifications to major components are allowed, providing such modifications are visually indistinguishable from modifications proven to have been used in the period.
Minor components may be modified or updated, provided that they remain visually compatible with the period being depicted.
Fairings, streamlinings and cosmetic components must be based on patterns known and used in the period.
Check out our visual guide for the person who wants to race-prep their bike. Use this as a companion to the requirements set out in the Road Race chapter of the General Competition Rules available here.
Click on the image for a printable PDF copy.
Click on the image for a printable PDF copy.
