This Class List specifies all Race Classes in which there may be a Race on an AMRA Race Day.  At the discretion of the AMRA Race Official on Race Day, any class which does not have Four Registered Riders may be deleted from the list.  This specifications list is merely a guide, complete rules available at www.canmocycle.ca.

Championship Classes

Youth Class

Rider must be a minimum of 6 years old on race day & a maximum of 9 at the beginning of the calendar year.

Machine is limited to maximum 50cc air cooled 2 stroke or 70cc air cooled 4 stroke engines.  Minimal modification allowed.

No slick tires permitted.

Qualified machines include, but are not limited to:

– Honda CRF50F

– Yamaha TT-R50, PW50

– Suzuki DR-Z70

 

Spec Supersport

Rider must be a minimum of 10 years old on race day.

Machine must be factory built, with a sport bike style frame.  Maximum 50cc liquid cooled, single cylinder, 2 stroke or 80cc air cooled, single cylinder, 2 stroke or 125cc air cooled, single cylinder, 4 stroke engines allowed.  Minimal modifications allowed.  10” to 17” wheels permitted.

Qualified machines include, but are not limited to:

– Honda NSR-50, NSF-100

– Yamaha YSR50 or 80

 

Formula Supersport

Rider must be a minimum of 10 years old on race day.  Expert level riders only.

Machine must be factory built, with a sport bike style frame.  Maximum 64cc liquid cooled, single cylinder, 2 stroke or 80cc air cooled, single cylinder, 2 stroke or 125cc liquid cooled, single cylinder, 4 stroke or 200cc air cooled, single cylinder, 4 stroke engines allowed.  Unlimited modifications allowed.  10” to 17” wheels permitted.

Qualified machines include, but are not limited to:

– Honda CBR-125

– Yamaha YSR60

 

Spec Thunder

Rider must be a minimum of 10 years old on race day.

Machine must be factory built, with an off road style frame.  Maximum 125cc air cooled, single cylinder, 4 stroke engines allowed.  Minimal modifications allowed.  Drum Brake systems may be upgraded to Disc Brakes.

Qualified machines include, but are not limited to:

– Honda CRF125F

– Yamaha TT-R125

– Suzuki DR-Z125

– Kawasaki KLX110

 

Formula Thunder

Rider must be a minimum of 10 years old on race day.  Expert level riders only.

Machine must be factory built, with an off road style frame.  Maximum 65cc liquid cooled, single cylinder, 2 stroke or 80cc air cooled, single cylinder, 2 stroke or 125cc liquid cooled, single cylinder, 4 stroke or 200cc air cooled, single cylinder, 4 stroke engines allowed.  Unlimited modifications allowed.  Drum Brake systems may be upgraded to Disc Brakes.

 

Spec Motard

Rider must be a minimum of 10 years old on race day.  Expert level riders only.

Machine must be factory built, with an off road style frame.  Minimum 65cc liquid cooled, single cylinder, 2 stroke or 140cc liquid cooled, single cylinder, 4 stroke engines allowed.  Maximum 105cc 2 stroke engines allowed.  Engine modifications allowed.

Qualified machines include, but are not limited to:

– Honda CR85, CRF150R

– Yamaha YZ85

– Kawasaki KX85

– Suzuki RM85

 

Formula GP

Rider must be a minimum of 10 years old on race day.  Expert level riders only.

Machine must be factory built, with a sport bike style frame.  Maximum 93cc liquid cooled, single cylinder, 2 stroke or 150cc liquid cooled, single cylinder, 4 stroke or 200cc air cooled, single cylinder, 4 stroke engines allowed.  Minimum 65cc liquid cooled, 2 stroke or 140cc air cooled, 4 stroke or 125cc liquid cooled, 4 stroke engines allowed.  Unlimited modifications allowed.

Qualified machines include, but are not limited to:

– Honda RS85, RS150R

– Yamaha TZ150R

 

Spec Under 21

Rider must be a minimum of 10 years old on race day.

Any spec class machine is permitted to race in the Spec Under 21 class.

 

Spec Over 21

Rider must be a minimum of 21 years old on race day.

Any spec class machine is permitted to race in the Spec Over 21 class.

 

Formula Under 21

Rider must be a minimum of 10 years old on race day.  Expert level riders only.

Any formula class machine is permitted to race in the Formula Under 21 class.

 

Formula Over 21

Rider must be a minimum of 21 years old on race day.  Expert level riders only.

Any formula class machine is permitted to race in the Formula Over 21 class.

 

Women

Rider must be a minimum of 10 years old on race day.

Any spec class machine is permitted to race in the women’s class.

 

Non-Championship “Club” Classes

Intermediate Class

Rider must be a minimum of 10 years old on race day.  Riders will be moved out of the intermediate class once a level of competency is demonstrated as determined by the CMA.

Any spec class machine is permitted to race in the intermediate class.

 

Spec Thumper

Rider must be a minimum of 10 years old on race day.

Machine to be a 125cc air cooled, single cylinder, 4 stroke pit bike type motorcycle.  Minimal modifications allowed.

 

Formula Thumper

Rider must be a minimum of 10 years old on race day.  Expert level riders only.

Machine to be a 125cc air cooled, single cylinder, 4 stroke pit bike type motorcycle.  Unlimited modifications allowed.

 

Thunder Extreme

Rider must be a minimum of 10 years old on race day.  This race utilizes the SuperMoto dirt section as part of the course.  The AMRA race official reserves the right to deny entry to any rider believed unable to safely compete in this club class.

Any thunder bike is permitted to race in the Thunder Extreme class.

 

SuperMoto

Rider must be a minimum of 10 years old on race day.  This race utilizes the SuperMoto dirt section as part of the course.  The AMRA race official reserves the right to deny entry to any rider believed unable to safely compete in this club class.

Any SuperMoto style bike with a minimum of 16.5” diameter wheels is permitted to race in the SuperMoto class.

 

Small Sport Bike Class

Rider must be a minimum of 10 years old on race day.

Machine must be factory built, with a sport bike style frame.  Maximum 400cc engine size.  Minimal modifications allowed.