2012 ZIC Motorcycle Technical Regulation
2012 ZIC Motorcycle Technical Regulation
1. Eligible Motorcycle
1.1 Production Bike complies with Art. 4 of this Regulation.
Four stroke bike up to 400cc.
Two stroke up to 250cc.
1.2 Super Challenge bike
No limitation on modification for Class 1 and II, however all bikes must comply with the FIM safety requirement specified in the current year FIM yearbook.
Class I Four-stroke bike from 751cc up to 1500 cc.
Class II Four stroke bike up to 750cc and two stroke road bike up to 250cc.
Class III Super Sport 600cc, must compile with FIM Super Sport rules and regulations.
1.3 Competing bike must be maintained in an eligible condition throughout practice and racing. Judges of Fact will be appointed to ensure compliance.
2. Limitation on Race to be entered.
Production bike is allowed to participate in the Super Challenge bike race and use slick tires for the race.
3. Number of Starters.
Each race or leg of a race is limited to 48 motorcycles. A minimum of 10 entries must be received for a race before it will be run.
4. REQUIREMENTS FOR ALL Motorbikes
All motorbikes must comply with the F.I.M. Standing Regulations in terms of safety and general preparation, and with the following requirements:
4.1 Brakes
Motorcycles must be equipped with one efficient brake operating on each wheel, and operated independently.
4.2 Sizes of rims and tires
The minimum diameter of the rim will be 400mm (16 inches). Slick racing tires will be permitted on Super Challenge Class.
4.3 Clutch and Brake Levers.
Clutch and Brake levers must be ball-ended, the diameter of the ball being not less than 19mm (3/4 inch) and either an integral part of the lever or a permanent fixture.
4.4 Mudguards
Should be fitted as installed by the original machine manufacturer and must be clear of the tire, well secured and properly braced. Non-original mudguards must receive the approval of the Chief Scrutineer.
4.5 Exhaust Pipes
Exhaust gases must not be discharged so as to raise dust or foul lyres or brakes, or cause inconvenience to the following riders. Any provision for the discharge of waste or surplus oil or gases must be so made that it does not cause inconvenience to the following riders nor allow any fluids to fall onto the track surface.
4.6 Superchargers and Turbochargers
The use of superchargers or turbochargers of any type is prohibited. The decision of the Chief Scrutineer as to what constitutes supercharging or turbo charging shall be final.
4.7 Handlebars
The extreme width of the handlebars must be not less than 450mm. The minimum angle of rotation of handlebars, each side of the centerline or mid-position, must be 20 degrees. Whatever the position of the handlebars, it must not be possible for the front wheel to make contact with any streamlining. It is compulsory to fit a stop or stops, or other device, to ensure a minimum clearance of 30mm. (1 1/4 inches) between the handlebars and tank, when on full lock, to prevent the trapping of the rider's fingers. Clip-on handlebars comprising two separate parts are forbidden.
4.8 Footrest
The footrests for the rider must be placed not higher than 50mm (2 inches) above a line passing through the center of the wheels and in front of a vertical line passing through the center of the rear wheel. They must be positioned to give easy access to any control pedal. The ends of the footrests must be rounded with a radius of not less than 8mm (3/8 inch). During a race, riders must adopt a position with their feet on the footrests. If a rider adopts any other position he will be excluded.
4.9 Number Plates
4.9.1 Must comply with Appendix 01 to the F.I.M. Code and Art. 4.9.3 & 4.9.4 below.
4.9.2 Three number plates will be carried, or alternatively painted on the streamlining, one fixed to the front and inclined not more than 30" rearwards from the vertical, the others placed vertically on each side of the motorcycle facing outwards. They must not be obscured by the rider.
4.9.3 Number plates must be rectangular in shape being flat or slightly curved with minimum measurements 285mm x 235mm, corners should be rounded.
Minimum dimensions of figures being:
| Height of Figure | 140 mm |
| Width of Figure | 80 mm |
| Width of Stroke | 25 mm |
| Space between 2 Figures | 15 mm |
4.9.4 The colors of plates will be:
For all Classes - Black Plate/ White Numbers
4.10 Starter Motors
Will be disabled to the satisfaction of the Chief Scrutineer throughout the meeting. Kick-starters must be removed.
4.11 Tires – Only road tire with a minimum rating of “H” will be allowed for production class.
4.12 Rain tires - When race is declared as wet race, there will be no restriction on the type of treaded tires to be used.
4.13 Pipes and Drain plugs all to be wired locked.
4.14 Rear view mirrors and pillion footrests must be removed.
4.15 Center stand and prop stand must be removed.
4.16 All four stroke motor bike must install a lower fairing. This lower fairing has to be constructed to hold, incase of an engine breakdown, at least half of the total oil and engine coolant capacity used in the engine, minimum 5 litres. The lower edge of openings in the fairing must be positioned at least 50 mm above the bottom of the fairing.
5 Production Bike series.
This Article only applies to Production Class Racing only. Everything that is not Authorized and Prescribed in this rule is strictly forbidden.
5.1 Standard Production Motorcycles with limited modifications:
Must be production road machines built in large volume and available on the retail market in Hong Kong, Macau and China within the past 5 years. No production Racing Version will be accepted. In all cases the decision of the Chief Scrutineer shall be final.
5.1.1 Only the following modifications are permissible:
Engines bore and stroke must remain the same size as per manufacturer’s specification. Carburetor jet sizes are free.
5.1.2 Running Gear
5.1.2.1 Headlamps and shell may be removed.
5.1.2.2 Rear lamp and license plate may be removed.
5.1.2.3 Stop lamp switches must be removed or disconnected.
5.1.2.4 Turn signals may be removed.
5.1.2.5 Handlebars may be changed but must be mounted in original mountings, and must comply with F.I.M. Regulations.
5.1.2.6 Rear suspension units may be of any make.
5.1.2.7 Wheel material is free but size must be same as original equipment.
5.1.2.8 Petrol oil mix may be used with oil pump system removed on 2 stroke engines.
5.1.2.9 Alternative final drive sprocket(s) may be fitted.
5.1.2.10 Auxiliary steering dampers may be fitted, providing installation is carried out in a workmanlike manner.
5.1.2.11 Electric Starters must be disabled. Kick-starters must be removed.
5.1.2.12 Silencers. Make and type free.
5.1.3 Brakes
5.1.3.1 Brake pad material is free.
5.1.3.2 Brake line material is free.
5.1.3.3 Brake master cylinder is free.
5.1.3.4 Brake disc must be the same size as Original equipment if other manufacturer’s product is used.
5.2 Tires - Production Road tires must be used. Size of tires must be the same as the original equipment supplied by the manufacture. Fairing - Fairing are permitted only where they form an integral item of standard equipment on the machine and not where offered as an option. Fairing material is free. The removal of mini headlamp fairing is optional.
5.3 Air box must remain as originally produced by the manufacturer for the homologated machine but the air box drains must be sealed. Filter can be removed or modify.
5.4 General - All other parts and accessories must remain as fitted on stock machines including engine, frame, forks, swinging arm, brake pedals and linkages, and seat. A Safety (cut-off) switch must be fitted.
6. Weights
Minimum weights are: Dry Weight
| Production Bike | Four stroke 400cc | 145 kg. |
| Two stroke 250cc | 125 kg. | |
| Super Challenge Bike | ||
| Class I | Four stroke | 162 kg. |
| Two stroke | 105 kg. | |
| Class II | Two stroke | 125 kg |
| Four stroke | 162 kg | |
| Class III | Super Sport | 161 kg |
Dry weight (no fuel). Water may be added to the radiator prior to weighing. Except for addition of water to a radiator, established weight limit must be met after a race in the condition the motorcycle finished the race.
7. Noise level
Noise level test will be conducted in accordance with F.I.M. technical rules, at scrutineering, after practices and races and at any other time required by the Clerk of the Course.
The noise limit for all classes before the race or qualify session will be 102 dB/A, there will be a 3 dB/A tolerance after the race.