Yamaha TZR 125 Riders

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MALAYSIAN SUPER SERIES CHAMPIONSHIP 2008

Sportbike Cup Championship

TECHNICAL REGULATIONS

APPENDIX 1

 

 

A. GENERAL

 

This Championship is open to all bikes of:

 

1. Up to 249cc two cylinder two stroke engines*

2. Up to 399cc four cylinder four stroke engines

3. Up to 668cc two cylinder four stroke engines

4. Up to 800cc single cylinder four stroke engines

 

Bikes must be in original showroom condition in every detail. Only

changes allowed in “Specific Modifications” would be allowed. Everything

that is not authorised and prescribed in these rules is strictly forbidden

and may merit exclusion.

 

Bikes may be brought up to the latest specification of that particular model.

 

A workshop manual pertaining to the model MUST be produced upon registration for retention by the race organiser.

 

*Certain models are excluded from this race. They include the Honda NSR250 SE and SP (dry clutch), the Yamaha TZR250 RR-SP (dry clutch) and the Suzuki RGV250 SP (dry clutch).

 

B. SPECIFIC MODIFICATIONS

 

1. Engine

 

1. Standard OEM pistons must be used. Pistons that are available as

oversize repair parts in the manufacturer’s part catalogue may be

used. The original number of rings must be retained.

2. Pistons may NOT be modified or lightened.

3. Cylinder heads may NOT be ported or polished.

4. The cylinder barrel may NOT be machined or modified internally.

5. The number and type of cylinder base gaskets are free.

6. The cylinder head may NOT be internally machined or modified.

7. The type of head gasket is free.

8. Compression ratio is free (two strokes ONLY).

9. Ignition advancers are NOT allowed.

10. The spark plug and HT lead are free.

11. Exhausts are free. Exhaust wrapping is NOT allowed.

12. The CDI unit /ignition unit may be modified or changed.

13. The crankshaft and connecting rod may NOT be polished, ligthened or modified.

14. Starter motors (where fitted) MUST be retained. Kickstarters may be removed.

15. The crankcase / gearbox casings, ignition, clutch and generator covers may be protected by additional means, i.e. covers made of stainless steel or carbon kevlar composites.

16. ALL drain plugs and caps MUST be lockwired.

17. Any type of lubricant is allowed.

18. Only WATER to be used in cooling systems. No coolant allowed.

19. A functioning kill switch MUST be fitted on the handlebar.

 

2. Carburetion

 

1. The ORIGINAL carburetor/throttle body may NOT be internally modified.

2. The throttle slide/s, springs, needles and jets are free.

3. The carburettor spacer may NOT be internally modified.

4. Reed valves are free (two strokes ONLY). Reed cages MUST remain standard.

5. The throttle twist grip MUST have self-closing action.

6. Piggyback injection systems such as Power Commanders are allowed.

7. Stand alone injection systems such as Wolf 3D are NOT allowed.

 

3. Gearbox / Clutch

 

1. The internal gearbox ratios must NOT be changed

2. The final drive sprocket and rear wheel sprocket are free in number of teeth and chain size. The chain size must be compatible with the sprockets fitted to the bike.

3. The type (wet/dry) and number of clutch plates must NOT be changed. However the springs and friction material are free.

4. Quickshifters are NOT allowed.

 

4. Chassis / Bodywork

 

1. The original chassis must NOT be altered in any way with the exception of the footrest mountings.

2. Handlebars may be changed provided they are of the same dimensions of the original

3. Fairing, bodywork and mudguards may be replaced with exact duplicates of the original parts. The material may be changed

4. The footrests may be modified or changed.

5. Fitting of non-standard brackets and gear linkage system is permitted.

6. Passenger footrests may be removed.

7. Centre and side stands may be removed.

8. Mudguards may be modified removed or replaced

9. The part of the chassis that holds the seat may be modified to fit a solo race type seat.

10. A duplicate of transparent material of any colour may replace the windscreen.

11. The original combination of instrument and fairing brackets may be replaced.

12. The instruments may be removed.

13. All form of lighting and/or horns may be removed.

14. All lighting not removed MUST be securely taped so as not to allow glass splinters in a crash.

15. Indicators may be removed or otherwise taped.

 

5. Suspension

 

1. The original front forks may be internally modified in any way.

2. The springs and seals are free

3. The type and quantity of oil in the fork tubes is free.

4. Additional fork braces are permitted

5. Rear shock absorbers are free provided they fit on to the original mounting points.

6. Steering dampers are free

 

6. Brakes, Wheels & Tyres

 

1. Brake lining materials are free.

2. Brake hoses and fluids are free.

3. Wheels MUST remain standard specification.

4. Only road legal tyres as permitted by the organisers to be used.

5. Up to 800cc four stroke singles are exempt from the above (Sections 4, 5 and 6) ie. Chassis modifications are free.

 

7. Fuel

 

Only fuel from a pump station is considered legal for usage during the event.

 

8. Competition Number

 

1. An area 1 in front and 1 on each side of the rear seat cowl must be made available for the attachment of competition numbers.

Size : 180mm high by 180mm wide

2. Bikes without fairings must be fitted with 3 number plates of the above dimensions.

3. These plates must be mounted 1 in front and 1 on each side of the Motorcycle.

4. On bikes fitted with fairings, the headlight may be removed and a plate must cover the aperture if removed. All glass area must be taped.

 

 

9. Minimum Weight

 

The weight of the motorcycle without fuel but with oils and coolant must NOT be less than 120kg for a 249cc two stroke twin, NOT less than 140kg for a 399cc four stroke four and NOT less than 150 kg for a 668cc four stroke twin. 800cc four stroke singles do not have a weight limit.

 

Anyone want to join the race..

[Movitar]

our bike cannot lah...lolxxx

[neucom53]

all become the forgotten legends liao

[Movitar]

mine fully modified,cant qualify for it...

lolxxxxx joking.....................

[Movitar]

all MIA?????????????????????????????

[easyÂider]

The following errors occurred when this message was submitted:

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[Movitar]

The following errors occurred when this message was submitted:

1. The message you have entered is too short. Please lengthen your message to at least 10 characters.

 

u finally appeared liao ah..thought u missing in action liao...

[Movitar]

any outing???

heard theres a outing on the RxZ thread...

i very free nowadaes...

lolXXxxXXXxxxXXxxx

[neucom53]

Lucky u ..........

[Movitar]

lolxxxxxxxxxxx y lucky?????

[Movitar]

i'll be scraping 1 of my TzR(single disc) soon tis mth or early next mth...

 

anybody interested in any parts can just PM me(with contact num pls,its troublesome to keep logging in to PM n reply n so on)...

 

cheers!!!!!!!!!

[easyÂider]

why..? dun scrap> i take gd care for u.

[Movitar]

why..? dun scrap> i take gd care for u.

 

cos my bro going overseas,so no point keeping n renew rd tax/insurrance...

plus i can keep lotsa parts for my another piece...

anybody interested in any parts???

 

joe,hows ur bike already???

any outing anot???

lolxxxxxxxxx

[devilz_degilz]

kae bro...i m interested in your carburator(TZR).....n hopefully u haven scrap ur bike yet.....10z...n pm or sms me asap.....10z...94390048 (Zul) hope e price can neg. as low as possible...10z......

[Movitar]

kae bro...i m interested in your carburator(TZR).....n hopefully u haven scrap ur bike yet.....10z...n pm or sms me asap.....10z...94390048 (Zul) hope e price can neg. as low as possible...10z......

 

im sorie,both my bike modified wan...carb not original...

interested in other parts???

[neucom53]

Good bye to all TZR riders I have retired. Now I'm a GN125 rider.

[Movitar]

Good bye to all TZR riders I have retired. Now I'm a GN125 rider.

 

urs oso scraped liao ah???

lolxxx

[fok3r]

harlow2,

 

yo bro, maybe me can negotiate ur shock absorber, fairings - full fairings (from head to tail), fuel tank. maybe u can msg me abt dem? 81610105. ariff. maybe we can negotiate as low as possible.

[Movitar]

harlow2,

 

yo bro, maybe me can negotiate ur shock absorber, fairings - full fairings (from head to tail), fuel tank. maybe u can msg me abt dem? 81610105. ariff. maybe we can negotiate as low as possible.

 

my tzr without fairing wan,its with rxz head...rear shock absorber in very gd condition,from tzm wan...u PM me n quote me a price...

[josh87]

my tzr without fairing wan,its with rxz head...rear shock absorber in very gd condition,from tzm wan...u PM me n quote me a price...

 

hmm whats your carb size? maybe interested...

[Movitar]

hmm whats your carb size? maybe interested...

 

carb is from phantom 150..Original Keihin carb..size i donno..

[josh87]

carb is from phantom 150..Original Keihin carb..size i donno..

 

hmm... will think abt it..

[Movitar]

hmm... will think abt it..

 

np,no hurry...

[Movitar]

how???

anybody needs any parts???

[josh87]

i might be interested in the rectangular piece of fairing above the brake lights.. also got pillion bar bo? pm me the price danke..