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NIPPON CHALLENGE 2009

 TECHNICAL REGS  

The following technical regs are as set out in accordance with the MSA format and it should be clearly understood that unless it says clearly that you CAN DO IT, you should work on the principle you CANNOT. Whilst every effort has been made to ensure the information is accurate it is the driver’s responsibility to ensure their car meets MSA Blue Book regulations in all matters, particularly on safety. 

Note: in all instances where the series regs state options are “free”, all variations and modifications must be done in accordance with MSA Blue Book regs. 

1. INTRODUCTION

Whilst every effort has been made to ensure the regulations laid down here are accurate it is the driver’s responsibility to ensure their car meets with MSA Blue Book regulations in all matters. 

2. DESCRIPTION

Japanese cars only accepting the Invitation class in which other Asian brands may be permitted subject to the organiser’s approval. Whilst we want to attract the widest variety of cars and specifications to the series, the promoters reserve the right to not accept cars it does not think are within the spirit of the challenge. 

3. SAFETY

Drivers should ensure that both they and their cars conform in every way with the MSA blue book, with specific regard to safety matters, You are particularly drawn to though not exclusively to the installation of roll cages ,race seats, extinguisher, cut of switches, led rain light and your race clothing. 

4. CHASSIS

Must be based on production model and recognizable as such, but can be stiffened with cage, strut braces etc. No space frames allowed. 

5. CAR - Exterior

Must retain as near a possible its original silhouette and be recognizable as the model entered, though it can be modified with additions such as aftermarket bodywork mods, wings etc as long as they conform with Blue Book regulations. Panels may be replaced with alternative materials. e.g. carbon or glass fibre subject to any blue book restrictions . 

6. CAR - Interior

Drivers seat should be replaced [ with approved race seat ] and passenger seats plus all interior trim can be removed , though we recommend retaining heating /demisting equipment. Glass sunroofs must be removed and replaced with a suitable material in accordance with blue book regs as may door cards. All cars must be fitted with a min msa approved roll cage.  

7. GROUND CLEARANCE

It is permitted to alter the ride height but car must be no less than 75mm form the ground in race trim with driver, stationary or moving.    

8. ENGINE

Must be based on production unit from manufacturer of model to be raced, otherwise free.

Engines from an alternative model but same manufacturer may be used Note Blue Book requirements for catalytic converter on later models .Turbo’s or Superchargers may be used only if original fitment for model, upgrades free. 

9. SUSPENSION

Free. 

10. TRANSMISSION

Must be based on production unit from manufacturer of model to be raced. otherwise free.

No conversion from 2wd to 4wd or fwd to rwd or similar allowed. Driver aids such as traction control/launch control etc only permissible if original fitment in production car. No sequential boxes   

11. LIGHTING.

Must conform to minimum Blue Book requirements , otherwise free. 

12. BRAKES

Free. 

13. WHEELS/STEERING

Free. other than no car to run with a tyre 2” wider than production spec.  

14. TYRES

A designated tyre sponsor/ supplier will be announced all cars will run on designated tyre purchased from designated supplier.

15.RACING WEIGHTS [ The min weight a car /driver /residual fuel weighs at end of race or practice] 

GT500/1160kg

GT300/1060kg

GT250/1010kg

GT200/960kg

GT150/910kg 

These will be subject to alteration by the promoters should they be deemed to be not fostering good competition. 

16. FUEL TANK/FUEL

Tank type/location free as long as it conforms to MSA Blue Book regs.

Fuel only in accordance with MSA Blue Book regs , Pump fuel no additives allowed. 

17. SILENCING 

All cars to comply with current MSA regulations