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Regulations

CARIBBEAN MOTOR RACING CHAMPIONSHIP

2009-2010 TECHNICAL REGULATIONS



DEFINITION OF CMRC

The Caribbean Motor Racing Championship is intended for the best cars and drivers to be grouped together in one race to allow for equal and exciting competition between both cars and drivers.


1.0 GENERAL REGULATIONS

1.1 Only saloon or sports type closed wheel cars allowed.

1.2 AWD and 2WD cars allowed

1.3 Tubular chassis and Trans axle types are allowed.

1.4 A different Engine, gearbox or rear axle may be fitted.


2.0 ENGINE - Modifications unrestricted.

2.1 ENGINE CAPACITY

2.2 4500cc maximum allowable capacity

2.3 2600cc maximum allowable forced induction capacity

2.4 1% variance in total declared CC’s will be allowed either due to measurements/maintenance purposes.


3.0 POWER TO WEIGHT STRUCTURE

3.1 Turbocharged/Supercharged - Add 70% to cubic capacity.

3.2 4 Wheel Drive /All Wheel Drive - 0.70 lbs/cc

3.3 2 Wheel Drive Piston - 0.675 lbs/cc

3.4 2 Wheel Drive Rotary 12A – 1600 lbs

3.5 2 Wheel Drive Rotary 13B – 1780 lbs

3.6 2 Wheel Drive Rotary 20B – 2240 lbs

3.7 2 Wheel Drive Rotary 13B Turbocharged – 2300 lbs

3.8 Tubular Chassis (100%) – Minimum weight X 0.05 lbs

(Must be calculated separately as per example below)


4.0 WEIGHT RESTRICTIONS:

4.1 Minimum weight of any car - 1500 lbs without driver

4.2 Racing weight of Cars will include a factor of 160 lbs for the driver.

Racing weight Calculation examples:

4.3 13B Tub Chassis – 1780 + 160 = 1940 lbs with driver.

4.4 13B Tube Frame – 1780 + (1780 X 0.05) + 160 = 2029 lbs with driver.

4.5 13B Turbo - 2300 + 160 = 2460 lbs with driver.

4.6 20B Tub Chassis – 2240 + 160 = 2400 lbs with driver

4.7 20B Tube Frame – 2240 + (2240 X 0.05) + 160 = 2512 lbs with driver.

4.8 0 - 2222cc Tub Chassis – 1660 lbs with driver (minimum weight).

4.9 2000cc Turbo 2WD – 2000 X 1.7 X 0.675 + 160 = 2455 lbs with driver.

4.10 2200cc Turbo AWD – 2200 X 1.7 X 0.70 + 160 = 2778 lbs with driver

4.11 2000cc Turbo AWD – 2000 X 1.7 X 0.70 + 160 = 2540 lbs with driver


5.0 TYRE & RIM RESTRICTIONS

5.1 2WD - 13 inch rim width X 19 inch diameter maximum allowed.

5.2 AWD - 10 inch rim width X 19 inch diameter maximum allowed.

5.3 A maximum of 8 Slick tires of any make or compound are allowed for qualifying and racing per event, rain tires are free.

5.4 Competitors will be allowed one additional Slick tire if any of the 8 Slick tires allowed, are punctured, damaged or for any other reason, which, in the opinion of the Scrutineers renders such tire unusable.

N.B. Normal wear & tear will not be considered a reason for replacement.

5.5 These tires must be declared to the scrutineers and registered before qualifying commences.


6.0 BODYWORK

6.1 The body structure of the car between the front and rear windscreens must be identified as having been derived from series produced car generally available for purchase by the public, of which 2500 units were manufactured in any one production year.

6.2 Unlimited lightening or substitution of panels or body structure may be carried out provided that in the opinion of the scrutineers an unsafe condition is not produced. Please see Regulation 1.1.5 for minimum weight restriction.

6.3 All body work flares, spoilers and wings must be within six (6) inches of the plan and side views of the original car being used (i.e. six inches in front, six inches overhanging the rear of the car, six inches wider on both sides of the car and six inches higher that the highest part of the roof).

6.4 Front and rear windscreen can be substituted and must be of safety material such as LEXAN.


7.0 SUSPENSION AND RUNNING GEAR

7.1 The principle of the suspension may be changed. For example, strut suspension may be substituted by wishbone type suspension. A live rear axle may be substituted by independent rear suspension.

7.2 Transmission and final drive - complete freedom

7.3 Traction and launch control systems are allowed.


8.0 BRAKES - Free. Carbon fibre components are not allowed.


9.0 FUEL

9.1 The fuel used must be commercially available gasoline of either the automotive or aviation type or an approved Racing blend. The use of Methanol, Ethanol or other such substances as a primary or secondary injected fuel will be allowed.

9.2 No nitrous oxide or such injected systems allowed.



N.B. Regulations will be enforced until December 31, 2010

 

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