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AN OVERVIEW
The following Rules governing Historic Road Racing
motorcycles are written to facilitate the organisation of
uniform and fair competition.
The express purpose of these Rules is to ensure
the motorcycles are in a condition, which is visually
compatible with the period of racing being portrayed.
These Rules are to be interpreted so as to ensure that
motorcycles are presented in the spirit of the period.
16.1 PROTECTIVE CLOTHING –
HISTORIC ROAD RACING
16.1.0.1 No competitor may practice, start or
compete in any Historic Road Racing
competition unless wearing the following
protective equipment and clothing:
16.1.1 Helmet
16.1.1.1 An approved and correctly fi tting helmet
which must:
a) Carry the Standards Association of
Australia “AS 1698” label, or
b) Be approved under Rule 01.69
& 01.70 of the Road Racing FIM
Technical Rules [see Appendix 1].
16.1.2 Clothing
16.1.2.1 A 1-piece suit or jacket and trousers
constructed of leather or other material of
similar or greater durability.
a) Where jackets or 1-piece suits
are fi tted with front opening slide
fasteners, a safety strap must be
fi tted and secured at the neck,
b) In the case of a jacket and trousers,
provision must be made to attach
the rear of the jacket securely to the
trousers,
c) The following areas must be padded
with at least a double layer of leather
or enclosed plastic foam at least
8mm thick:
i) Shoulders,
ii) Elbows,
iii) Both sides of torso and hip joint,
and
iv) Knees.
16.1.2.2 A commercially manufactured back
protector, which continously covers the
back area between the collar line and the
base of the spine if wearing leathers or a
full kevlar suit.
16.1.3 Footwear
16.1.3.1 Boots with ankle and calf protection which
must:
a) Be constructed of leather or other
material of similar or greater durability.
but not constructed of rubber,
b) At least overlap the suit or trousers
when the rider is in the normal riding
position,
c) Not have soft leather soles.
16.1.3.2 Sidecar rider and passengers may wear
ankle length boots.
16.1.4 Gloves
16.1.4.1 Gloves of leather or other material of
similar or greater durability.
16.1.4.2 Gloves need not be worn by passengers
on sidecars.
16.1.5 Goggles and Visors
16.1.5.1 Eye protection, including spectacles,
protective goggles, helmet visors and/or
‘tear-offs’ must be worn provided:
a) Eye protectors and spectacles are
made of non-shattering material,
b) Eye protectors which cause visual
disturbance are not to be used,
c) Visors are an integral part of the
helmet,
d) Metal or perspex face shields are not
used,
e) Eye shades or peaks are of a fl exible
material.
16.1.6 Hair and Jewellery
16.1.6.1 Hair longer than shoulder length must be
confi ned in the helmet or jacket.
16.1.6.2 Body jewellery is to be removed or securely
16 HISTORIC ROAD RACING
140
enjoy the ride
covered with tape prior to competition.
16.1.7 Footwear in pits
16.1.7.1 Closed footwear must be worn in the pit
lane at all times.
16.2 CATEGORIES & CLASSESHISTORIC
ROAD RACING
16.2.0.1 For the purposes of determining eligibility,
machines are categorised as follows:
PERIOD NAME DATE RANGES
Period 1 Veteran Up to 31st December
1919.
Period 2 Vintage 1st January 1920 to
31st December 1945.
Period 3 Classic 1st January 1946 to
31st December 1962.
Period 4 Post Classic 1st January 1963 to
31st December 1972.
Period 5 Forgotten Era 1st January 1973 to
31st December 1980.
16.2.1 Classes
16.2.1.1 For the purposes of determining eligibility
there will be the following classes:
CLASS CAPACITY
Ultra lightweight Solo Up to 125cc
Lightweight Solo 132cc to 250cc
Junior Solo 263cc to 350cc
Senior Solo 368cc to 500cc
Unlimited Solo 526cc to 1300cc
Sidecar Sidecar Up to 1300cc
Period 2 Junior Solo Up to 350cc
Period 2 Unlimited Solo 368cc to 1300cc
Period 3 Formula 700 Solo 526cc to 700cc
Period 4 Formula 750 Solo 526cc to 750cc
Period 5 Formula 750 Solo 526cc to 750cc
16.2.2 Log Books
16.2.2.1 Log books are mandatory for Historic
Road Racing competitions.
16.2.2.2 Log books must:
a) Be produced by the entrant at
Scrutineering,
b) Be available for presentation at any
other time during the race meeting,
c) Contain provision for Scrutineers to
record any alterations or changes to
machine.
16.2.2.3 Bona-fi de international competitors riding
machines from countries other than
Australia may compete without a log book
providing prior approval is granted by MA,
and the machine complies with a safety
inspection.
16.2.2.4 With the exception of machines covered
by GCR 16.2.2.3, machines that do not
hold a log book cannot compete.
16.2.2.5 Log book application forms are available
from MA, the MA website www.ma.org.au,
or from SCBs.
16.2.2.6 To assist in the issuing of a logbook
upon completion of the machine, before
commencing the building of a machine
that consists primarily of replicated
parts, plans and specifi cations must be
submitted to MA for interim approval.
Application forms for this purpose are
available from www.ma.org.au.
16.3 NOISE EMISSIONS-HISTORIC ROAD RACING
16.3.0.1 Noise emissions must not exceed
102dB(A) unless a lower limit is provided
for in the SR or by the circuit hire
agreement
16.3.0.2 Measurement as shown at GCR 12.10.2
16.3.0.3 The FIM guidelines for use of sound level
meters must be followed
16.4 ELIGIBILITY - HISTORIC ROAD RACING
16.4.0.1 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.
16.4.0.2 Entrants must enter their motorcycles
at historic meetings quoting the year of
manufacture.
16.4.0.3 The eligibility and dating of Historic
motorcycles shall be considered in terms
of major and minor components and the
period of the motorcycle shall be the
period of the latest major component.
16.4.0.4 For all historic competition, the year of the
manufacture of a motorcycle is defi ned as
the year of manufacture of the machine or
of its latest major component.
16.4.0.5 For the purpose of these rules “Year of
manufacture” is defi ned as the year in
which:
a) For a road based bike the machine
or its latest major component was
fi rst generally available for sale and
delivery to the purchaser
b) For a race bike the year in which
the machine or the latest major
16 HISTORIC ROAD RACING
141
2009 MANUAL OF MOTORCYCLE SPORT
component fi rst appeared in open
competition.
16.4.0.6 The dating of replicated major components
is defi ned as the year of manufacture of
the original component being replicated.
16.4.0.7 Major components are:
a) All engine and gearbox external
castings,
b) Frames,
c) Swingarms,
d) Brakes,
e) Forks and fork yokes,
f) Carburettors.
16.4.0.8 All other components shall be considered
as minor components.
16.4.0.9 Major components that were manufactured
outside a specifi c period, but which are
visually indistinguishable from period
components shall be eligible for that period.
16.4.0.10 Modifi cations to major components are
allowed, providing such modifi cations are
visually indistinguishable from modifi cations
proven to have been used in the period.
16.4.0.11 Components, whether major or minor,
prohibited from use in any period will
be deemed to be prohibited from use
in all earlier periods unless specifi cally
permitted under these Rules.
16.4.0.12 Minor components may be modifi ed or
updated, provided that they remain visually
compatible with the period being depicted.
16.4.0.13 Components manufactured outside the
period are eligible, if permitted under
these Rules.
16.4.0.14 Fairings, streamlinings and cosmetic
components must be based on patterns
known and used in the period.
16.4.0.15 Worm drive hose clamps on oil lines are
permitted.
16.4.0.16 All machines, whether standard
or modifi ed, must comply with the
specifi cations of the period.
16.4.0.17 Everything that is not authorised and
prescribed for use under these Rules is
strictly forbidden.
16.4.1 Modifi cation
16.4.1.1 The following parts must be removed from
any machine before it may be entered in a
competition:
a) Headlamp,
b) Tail lamp,
c) Traffi c indicators,
d) Refl ectors,
e) Horns,
f) Rear vision mirrors,
g) Centre, rear and side stands, and
h) Registration plate and label holder.
16.4.1.2 Any sharp edges left by the removal of
these components must be protected by
a rolled edge or beading of a minimum
diameter of 3mm.
16.4.2 Capacities
16.4.2.1 Engine capacity must not exceed 1300cc.
16.4.3 Noise Control
16.4.3.1 All exhaust systems must be fi tted with a
effective silencer.
16.4.4 Engine Cut Out Switch
16.4.4.1 All machines must be fi tted with an engine
cut out switch which must be either a
lanyard type or handle bar mounted.
16.4.4.2 Plugs or caps which, if removed, permit
the discharge of any lubricating, cooling
or hydraulic fl iuds must be lockwired
or otherwise secured in the tightened
position in a manner approved by the
scrutineer. Worm drive hose clips may be
used.
16.4.4.3 All hoses must be securely fi tted and
guarded to prevent contact with:
(a) The ground
(b) Tyres or other moving parts over
the full movement of the suspension
16.4.4.4 All machines must be fi tted with an oil
catch tank of a minimum capacity of
500cc, to be emptied at the end of each
race.
16.4.4.5 The only liquid coolant permitted is water.
No additives allowed.
16.4.4.6 A self closing throttle must be fi tted.
16.5 REQUIREMENTS- HISTORIC ROAD
RACING - SOLO
16.5.1 Periods 1 and 2
16.5.1.1 At least 1 effi cient braking system and a
primary drive guard if so driven;
16.5.1.2 Round or Oval number plates.
16.5.1.3 Unless otherwise contained in the
machine’s original specifi cations wheel
rim widths must not exceed WM3.
15 ROAD RACING
16 HISTORIC ROAD RACING
142
enjoy the ride
16.5.2 Period 3
16.54.2.1 Unless otherwise contained in the
machine’s original specifi cations, wheel
rim dimensions of a minimum of 18”
(457mm) diameter, and maximum WM3
width on all wheels.
16.5.2.2 Oval number plates.
16.5.2.3 Front and Rear Brakes:
a) Manufactured in the period, or
b) Which replicate those manufactured
in the period.
16.5.3 Period 4
16.5.3.1 Unless otherwise contained in the
machine’s original specifi cations, wheel
rim dimensions of a minimum of 18”
(457mm) diameter, and maximum WM4
width on all wheels.
16.5.3.2 Oval or rectangular number plates.
16.5.3.3 Reed valves and crank case induction on
2-stroke engines, but only if the engine of
original manufacture was so fi tted
16.5.4 Period 5
16.5.4.1 Unless otherwise contained in the
machine’s original specifi cations,
a) For 125cc to 500cc machines, the
wheel rim must have:
i) A minimum diameter of 18”
(457mm), and
ii) A maximum width of 2.5”
(63.5mm) front and 4”
(101.6mm) rear.
b) For Unlimited class the wheel rim
must have:
i) Minimum diameters of 16”
(407mm) front and minimum of
17” (432mm) rear, and
ii) A maximum width of 3.5” (89 mm)
front and 4.5” (114 mm) rear.
16.5.4.2 Period forks:
a) Forks of a type manufactured in the
period up to a maximum diameter of
41mm,
b) Forks which replicate the type
manufactured in the period up to a
maximum diameter of 41mm.
16.5.4.3 Rectangular number plates.
16.5.4.4 Front and rear brakes:
a) Manufactured in the period, or
b) Which replicate those manufactured
in the period.
16.6 PROHIBITED USES - HISTORIC
ROAD RACING - SOLO
16.6.1 For all periods except period 5:
16.6.1.1 Slick or grooved slick tyres.
16.6.1.2 Shock absorbers with remote or external
reservoirs.
16.6.2 Periods 1 and 2
16.6.2.1 Reed valves on 2-strokes.
16.6.2.2 Gear boxes with more than 4 speeds.
16.6.2.3 Hydraulic & telescopic steering dampers.
16.6.3 Period 3
16.6.3.1 Direct crankcase induction other than
rotary disc valve on 2-strokes.
16.6.3.2 Reed valves on 2-strokes.
16.6.3.3 Non-motorcycle engines and
transmissions.
16.6.3.4 Disc brakes.
16.6.4 Period 4
16.6.4.1 Accessory air assisted front forks.
16.6.4.2 Electronic fuel injection.
16.6.4.3 All power jet carburettors and all other
carburettors that are fi tted with any form
of auxiliary/primary jet mounted so as to
feed into the air stream prior to the main
carburettor body.
16.6.4.4 Mono-shock rear ends.
16.6.4.5 The following machines or their major
components:
a) Kawasaki 900Z1,
b) Yamaha TZ,
c) Yamaha RD,
16.6.4.6 Mag wheels (Cast metal wheels).
16.6.4.7 Rear disc brakes, unless originally factory
fi tted.
16.6.5 Period 5
16.6.5.1 Floating front and rear discs unless:
a) Manufactured in the period, or
b) Which replicate those manufactured
in the period.
16.6.5.2 The following machines or their major and
minor components:
i) Suzuki Katana,
ii) Suzuki RG500 MkVI,
iii) Yamaha TZ250H.
16.6.5.3 Unless contained in the machine’s original
specifi cations, all anti-dive devices and
external fork damping.
16.6.5.4 Replica fork sliders, calipers and anti-dive
16 HISTORIC ROAD RACING
143
2009 MANUAL OF MOTORCYCLE SPORT
143
must be visually indistinguishable from
factory original.
16.6.5.5 Electronic fuel injection.
16.6.5.6 The use of carbon fi bre and Kevlar
materials, and other materials presented
as having the appearance of carbon
fi bre
16.7 PERMITTED USES - HISTORIC
ROAD RACING - SOLO
16.7.1 Periods 1 and 2
16.7.1.1 Methanol Fuel.
16.7.1.2 Amal GP, Monobloc and MK1 concentric
to 35mm (1 ⅜ inch).
16.7.1.3 All period carburettors.
16.7.2 Period 3
16.7.2.1 Methanol Fuel.
16.7.2.2 The following carburettors:
a) All non-period Amal carburettors up
to 38mm, or
b) Dellorto SS1and Dellorto concentric
non-pumper carburettors up to
38mm,
c) Keihin CR & PW round bore series
carburettors up to a nominal 30mm.
16.7.2.3 Diaphragm clutches, tooth belt drives
and electronic ignition, provided they are
concealed from view.
16.7.2.4 Triumph 8- and 9-stud cylinder heads.
16.7.2.5 Reinforced gearbox castings.
16.7.3 Period 4
16.7.3.1 Mechanical fuel injection.
16.7.3.2 Methanol Fuel.
16.7.3.3 Keihin CR Special round slide carburettors
up to 33mm bore size.
16.7.3.4 Lockheed 4-fi n brake calipers.
16.7.4 Period 5
16.7.4.1 The following machines or their major
components:
a) Kawasaki 900Z1,
b) Yamaha TZ,
c) Yamaha RD and LC.
16.7.4.2 Spoked and mag-type (Cast metal)
wheels.
16.7.4.3 Slick type racing tyres, cut slicks and
racing wets.
16.8 REQUIREMENTS - HISTORIC
ROAD RACING - SIDECARS &
CYCLECARS
16.8.0.1 Ground clearance of no less than 65mm
for the whole of the underside of the
machine (excluding wheels), measured
with the machine handlebars in the
straight ahead position, race ready with
rider and passenger on board,
16.8.0.2
Left Hand & Right Hand sidecars may
compete against each other in Historic
Road Racing.
16.8.1 Period 1&2
16.8.1.1 At least 1 effi cient braking system and a
primary drive guard if so driven.
16.8.1.2 Sidecars must:
a) Use a frame of a type which could be
ridden solo, with an outrigger sidecar
chassis of tubular steel construction,
b) Be bolted at a minimum of 4 points.
16.8.1.3 Wheel rim dimensions of a minimum of
18” (457mm) diameter, and maximum
WM4 width on all wheels.
16.8.1.4 Oval number plates.
16.8.2 Period 3
16.8.2.1 The height to the top bearing of the
steering head must be at least 710mm
(28”) unladen.
16.8.2.2 Wheel rim diameters of at least:
a) Front 16” (406mm),
b) Rear 13” (330mm),
c) Sidecar 10” (254mm).
16.8.2.3 Wheel rim widths of no more than:
a) Front 3” (76mm),
b) Rear 4.5” (115mm),
c) Sidecar 4” (102mm).
16.8.2.4 Tyre outside diameters must be at least
22” (560mm) front and rear.
16.8.2.5 Oval or rectangular number plates.
16.8.2.6 Front and rear Brakes:
a) Manufactured in the period,
b) Which replicate those manufactured
in the period,
c) Sidecar wheel brake prohibited,
d) Linking of brakes is prohibited,
e) Front brakes are to be hand
controlled and rear brakes are to be
foot controlled.
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144
enjoy the ride
16.8.3 Period 4
16.8.3.1 Wheel rim diameters of be at least 10”
(254mm).
16.8.3.2 Wheel rim widths of no more than 6”
(153mm).
16.8.3.3 Moulded tread type tyres.
16.8.3.4 Front and rear brakes:
a) Manufactured in the period,
b) Which replicate those manufactured
in the period,
c) Sidecar brake permitted,
d) Only mechanical brake bias
adjustment permitted,
e) Linking of front and rear brakes
prohibited,
f) Linking of rear and sidecar brakes
permitted.
g) Disc brakes manufactured in the
period or are an exact replica of
those manufactured in the period,
h) Front brakes must be hand
controlled. Rear and linked sidecar
brakes must be foot controlled.
16.8.3.5 Front exit sidecar chassis confi guration only.
16.8.3.6 Oval or rectangular number plates.
16.8.4 Period 5
16.8.4.1 Wheel rim diameters to be no greater 13”
(330mm).
16.8.4.2 Wheel rim widths to be no greater than:
a) Front 7” (178mm),
b) Rear 9” (229mm),
c) Sidecar 8” (203mm).
16.8.4.3 Rectangular number plates.
16.8.4.4 Front, rear and sidecar brakes:
a) Manufactured in the period,
b) Which replicate those manufactured
in the period,
c) Hydraulic bias adjusters permitted,
d) Linking of brakes permitted,
e) Must be fi tted with an emergency
system operated by a handlebar
lever with a simple circuit operating
on either front or rear of the
motorcycle.
16.8.4.5 Front and/or rear sidecar exit
confi guration.
16.8.4.6 Steering / front forks:
a) Leading or trailing forks, with front
wheel equally supported on both
sides,
b) A cycle car with 2 forward wheels
that was manufactured in the period
or is an exact replica of those
manufactured in the period.
16.8.4.7 Sidecars must use a frame of circular or
non-circular tubular steel construction
with a maximum diameter of 102mm
(4”) at the broadest point, which was
manufactured in the period or is a replica
of a frame manufactured in the period.
16.8.4.8 Methanol Fuel
16.9 PROHIBITED USES - HISTORIC
ROAD RACING -SIDECARS &
CYCLECARS
16.9.1 Period 3
16.9.1.1 Sidecar kneelers.
16.9.1.2 Non-motorcycle engines and
transmissions, except where originally
fi tted.
16.9.1.3 Disc brakes.
16.9.2 Period 4
16.9.2.1 The following machines or their major
components:
a) Kawasaki 900Z1,
b) Yamaha TZ,
c) Yamaha RD.
16.9.2.2 Electronic fuel injection.
16.9.2.3 Power jet carburettors.
16.9.3 Period 5
16.9.3.1 Liquid cooled 4-stroke motorcycle
engines.
16.9.3.2 Rear engine sidecars.
16.9.3.3 Steerable sidecar wheels.
16.9.3.4 Monocoque construction.
16.9.3.5 Banking sidecars.
16.9.3.6 Electronic fuel injection.
16.9.3.7 Floating front discs unless:
a) Manufactured during the period; or
b) Which replicate those manufactured
during the period.
16.9.3.8 The following machines or their major
and minor components:
a) Suzuki Katana,
b) Suzuki RG500 MKVI,
c) Yamaha TZ250H.
16.9.3.9 Unless contained in the machines original
specifi cations, all anti dive devices and
external fork damping.
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145
2009 MANUAL OF MOTORCYCLE SPORT
145
16.9.3.10 Replica fork sliders, calipers and anti dive
must be visually indistinguishable from
factory original.
16.10 PERMITTED USES - HISTORIC ROAD
RACING - SIDECARS & CYCLECARS
16.10.1 Period 3
16.10.1.1 Methanol fuels.
16.10.1.2 The following carburettors:
a) All Amal carburettors up to 38mm,
b) Dellorto SSI and Dellorto concentric
non-pumper carburettors up to 38mm,
c) Keihin CR & PW round bore series
carburettors up to a nominal 30mm,
d) All period carburettors.
16.10.1.3 Diaphragm clutches, tooth belt drives
and electronic ignition, provided they are
concealed from view.
16.10.1.4 Triumph 8- and 9-stud cylinder heads.
16.10.1.5 Non-motorcycle wheels and brakes
providing they meet existing dimensional
criteria.
16.10.1.6 Reinforced gearbox castings.
16.10.2 Period 4
16.10.2.1 Methanol fuels.
16.10.2.2 Mechanical fuel injection.
16.10.2.3 Non-motorcycle wheels and brakes providing
they meet existing dimensional criteria.
16.10.2.4 Hydraulic brake master cylinders of
cylindrical appearance.
16.10.2.5 Keihin CR Special round slide carburettors
up to 33mm bore size.
16.10.2.6 Lockheed 4-fi n brake calipers.
16.10.3 Period 5
16.10.3.1 Slick type racing tyres, cut slicks and
racing wets.
16.10.3.2 Motorcycle engines that were
manufactured in the period.
16.10.3.3 Methanol Fuel
16.11 FUEL- HISTORIC ROAD RACING
16.11.0.1 Fuel for historic Road Racing must be:
a) Methanol (with the exception of
Period 5 solo machines).or,
b) Unleaded that is no more than 100
RON,
c) Which contains no additives other
than those added at the point of
manufacture except for lubricating oil,
d) Be a brand of fuel homologated by
MA that is compatible with the “Fuel
Quality Standards Act 2000”.
16.11.0.2 Leaded fuel, providing that:
a) The fuel is purchased from suppliers
approved by Environment Australia,
b) The fuel purchase is logged in a
Leaded Fuel Passbook issued by
Environment Australia through MA.
16.12 AUSTRALIAN HISTORIC ROAD
RACING CHAMPIONSHIPS
16.12.0.1 The minimum number of entries to
constitute a class for an Australian Historic
Road Race Championship is:
a) 10 or more bona-fi de entries for all
solo classes.
b) 6 or more bona-fi de entries for
sidecar classes.
16.12.0.2 A bona-fi de entry is defi ned as a full entry
received quoting:
a) A current MA National or National 1
event licence for the rider,
b) An MA Historic Logbook number for
the machine entered,
c) Current contact details for the entrant,
d) An entry fee paid, and
e) The entry not withdrawn prior to the
commencement of the race meeting.
16.12.1 Format
16.12.1.1 The Australian Historic Road Race
Championship will be conducted as a
single meeting at a venue selected by the
Historic Road Race Commission.
16.12.1.2 The Australian Championship shall consist of
no more than 2 races per period per class.
16.12.1.3 Race distances will be determined by
the Historic Road Race Commission, in
consultation with the Promoter.
16.12.2 Log Books
16.12.2.1 Machines entered in the Australian Historic
Road Race Championships must have a
log book issued by MA, or be covered by
GCR 16.2.2.3.
16.12.2.2 Log book application forms are available
on www.ma.org.au or from SCBs.
16.12.2.3 Log book applications may not be
processed if lodged within 6 weeks of the
Championship.
16 HISTORIC ROAD RACING