MRRDA - Classes - Juniors

The age group for this class is 13-15 years old. You must be at least 13 years old before you can start to compete here,but as long as you are 15 years old on January 1st you can continue to compete. At 14 you can get a senior endorsement on your junior license that will enable you to run in both the Juniors and the 125GP / 250GPMono classes. It is worth noting that you can start to practice for the Juniors class at 12yrs and 9 months old.

Juniors wanting to get their first race license must join a club and then do the mandatory 5 hours "Kickstart" program before they can apply for a license. Keep an eye on the MRRDA website for info on "come and try" / rider training days.

The Junior 2 stroke class is limited to bikes of no more than 80cc's with a 2 stroke motor. The rules for this class from the MA Handbook are as follows;

15.16 JUNIOR SOLO ROAD RACING 80cc

15.16.0.1 Subject to the required and permitted alterations set out below, Junior Solo Road Race 80cc 2-stroke machines must:

a) Be of no greater capacity than 80cc,

b) Carry all relevant chassis and engine numbers,

c) Be 1 of at least 10 machines sold in Australia,

d) Be as constructed by the manufacturer in accordance with specifications supplied by MA.

15.16.0.2 Tyres must:

a) Be commercially available in Australia, and homologated,

b) Be worn to no more than the minimum tread depth indicators,

c) Can have treaded or slick tyres fitted

15.16.0.3 Tyre warmers may be used. Tyre treatment may not be used.

15.16.0.4 The following may be altered or modified.

a) The fuel system, with a 1 way vented system breathing into a separate steel or aluminium catch bottle with a minimum capacity of 250cc.

b) Fuel metering jets,

c) The cylinder and cylinder head, for the purposes of repair but original material and all original dimensions must be retained,

d) Spark plug type and range,

e) Front fork oil and spring pre-load settings,

f) Brake friction materials,

g) Sprockets and chains,

h) The cooling system, but only water may be used as a coolant,

i) No other alterations or modifications are permitted.

15.16.0.5 OEM carburetors must be used. The throat diameter must not exceed 28mm.

15.16.0.6 Paper or foam type filters must be fitted.

15.16.0.7 Still air boxes or air filter assemblies may not be fitted.

15.16.0.8 Data loggers are not allowed

Homologate bikes for the MRRDA

Metrakit 80cc

Moriwaki 80cc

The Juniors representative on the MRRDA commitee is Chris Pickett