Wesbank V8 Supercars

Rules 2010 EADs (click here)

WESBANK V8 SUPERCARS
CHAMPIONSHIP
REGULATIONS AND SPECIFICATONS FOR 2010

POINTS SYSTEM

1 CARS ELIGIBLE

Cars eligible to compete in the Wesbank V8 Supercars Championship are as described in the Wesbank V8 Regulations and Specifications.

2 AIM OF THE CHAMPIONSHIP

The aim of the championship is to declare a S A National Wesbank V8 Supercar Champion, which shall be the competitor who scores the most points during the season, and the National GT Champion.

3 CHAMPIONSHIP POINTS

3.1 All events will count towards the championship.

3.2 Only classified finishers will score points.

3.3 A champion will only be declared where there are at least 10 starters per class. Championship comprising of two (2) classes : a Super GT class and a GT class. The following minimum number of starters must have been obtained in at least 60% of the scheduled events (refer GCR 230 and SSR 81). The total number of starters may be made up of a combination of Super GT and GT cars.

Points will be scored in classes in each race as follows:

1^st – 9 points 4^th – 3 points

2^nd – 6 points 5^th – 2 points

3^rd – 4 points 6^th – 1 point

Should a particular class have less than 6 starters, then said class will score points toward the championship on the following basis:

1^st 2^nd 3^rd 4^th 5^th

5 starters: 6 4 3 2 1

4 starters: 4 3 2 1

3 starters: 3 2 1

2 starters: 2 1

1 starter: 1

In addition, bonus points (to be added to the points achieved in class) will be awarded according the overall finishing positions in each race as follows:

1^st overall - 5 points

2^nd overall - 4 points

3^rd overall - 3 points

4^th overall - 2 points

5^th overall - 1 point

3.4 Separation of ties:

The competitor with the greater number of first place points in all championship races (not race meetings) will be declared the champion. If this does not resolve the tie then the greater number of seconds, failing this, thirds and so on will be used to resolve the tie. If a tie still remains, then MSA will declare a winner on such basis as it deems fit.

3.5 Awards

1. The champions will receive a trophy/medallion from MSA.

3.6 The above are all in accordance with the SAMCAR Drivers Contract.

Please Note: All changes are highlighted.

3.8 The Series shall comply of 2 classes.

Cars with 500 long control arms and 3 link rear suspension and Narrow Track Cars (NTC) with 440 long control arms and 3 link rear suspension will be called Super GT.

Cars with 475 long control arms and 3 or 4 link rear suspension can also be called Super GT.

Cars with 475 long control arms and 4 link rear suspension will be called GT.

4.2 Chassis

4.2.1 Chassis …. Paragraph stays as is until the last word ….. bumper.

Dimensions and Specifications:

Chassis base main frame rails: Minimum 44.5 x 44.5 x 2.0 mm square tubing or 40.0 x 60.0 x 2.0 mm rectangular tubing.

Chassis upper main frame and vertical elements: Minimum 44.5 x 44.5 x 1.6 mm square tubing.

Roll cage main frame: Minimum 44.5 x 2.0 mm or 50.8 x 1.6 mm round tubing.

Roll cage secondary elements: Minimum 32.0 x 2.0 mm or 38.0 x 1.6 mm round tubing.

Driver side impact bars: Minimum 32.0 x 2.0 mm or 38.0 x 1.6 round tubing.

Maximum wheelbase - 2625 mm

Maximum width measured at the wheels- 2050 mm

NTC car maximum width measured at the wheels 1900 mm

Maximum overall body width - 2060 mm

Minimum height of roof from road - 1150 mm

Omit the last 2 lines

4.2.2 For weighing purposes competitors must be seated in the car, with seat belts fastened, and the required race wear must be worn.

All Ford engine cars are to weigh 1255 kg with driver.

All Chev engine cars are to weigh 1240 kg with driver.

All narrow body/chassis cars are to weigh 1100 kg with driver.

4.2.3 Cars weighed with or without driver may not have more than 50% of the total weight on the rear wheels. Weight shifting or weight altering devices are prohibited.

4.8 Fuel Tanks/Cells

A safety fuel tank/cell must be located behind the rear axle. Proper bracing is required to protect the fuel tank/cell in the event of a rear end crash. All fuel caps must have a minimum of a 3 mm hole in the cap and a bracket attached to the tank or filler pipe for the lock wiring of fuel caps.

4.10 Front suspension

Active suspension systems, driver or computer controlled shocks and ASR traction control are specifically prohibited.

Only basic double wishbone type front suspension, incorporating coil over shocks may be used. The coil over unit must act directly on the lower control arm. The maximum length of the front element of the lower control arm for Super GT cars measured from centre to centre of the rose joints may not exceed 500 mm. GT cars lower control arm measured centre to centre of the rose joints may not exceed 475 mm. Narrow body/chassis combination cars lower control arm measured centre to centre of the rose joints may not exceed 440 mm.

The front upright must be a fabricated component constructed from sheet steel and tubing welded together.

4.11 Rear Suspension

Only basic type live solid axle, three of four bar link, with parallel radius rods, coil over shock with lateral location by Watts linkage is permitted. The radius arm lengths, measured from centre to centre of the rose joints, may not be longer than half of the wheelbase.

Super GT cars may use 3 or 4 link suspension. GT cars may only use 4 link suspension.

4.12 Anti Roll Bars

One front and one rear anti roll bar is permitted. The anti roll bar must act directly on the upper or lower wishbone or rear axle housing using a simple pushrod system.

Super GT cars may use front and rear anti roll bar cockpit adjustment. GT cars – no cockpit adjustment may be used.

4.13 Shock Absorbers

Super GT

Shock absorbers are a controlled component and only PENSKE 7300 and 8100 series shock absorbers and canisters may be used.

Only four shock absorbers are allowed per car.

Shock absorbers may have one remote canister per shock absorber.

Shock absorbers may have any form of spring seat adjustment.

Damping Adjustment:

Shock absorbers may have dual adjustment facility allowing simultaneous or individual adjustment of bump and rebound. The shim stack and gas pressure settings are unrestricted.

Shock absorbers may only be fitted with one of the PENSKE pistons as listed below:

Linear / Linear Part number: PI-1100 PI-1200 PI-2100 PI-2200

Linear/Digressive Part number: PI-DL00 PI-005-1DG

GT cars may use BILSTEIN shock absorbers or as per Super GT shock rule.

Bilstein absorbers part numbers:

Linear / Linear Part number: B46-BRK

Linear/Digressive Part number: B46-V38

Digressive/Digressive Part no: B46-699A Either face of this piston can be used for rebound or compression face.

Digressive/Digressive Part no: B46-7028A either face of this piston can be used for rebound or compression face.

4.14 Engine Mounts for Super GT and GT Cars

The engine mounts for Super GT cars must be located along the centre line of the chassis within 25mm. The crankshaft centre line to ground measurement must not be less than 190mm. The position of the engine rearward relative to the centre line of the front axle is free of restriction.

For GT cars, the engine must be located along the centre line of the chassis as defined by the track within 25mm. The minimum crankshaft centre line to ground measurement is 190mm. The face of the foremost cylinder head may not be behind the centre line of the front axle.

5. Spoilers (Aerodynamic Devices)

5.2.2 All cars will use a Spec Wing and Spec End Plates. The total length of the wing plus end plates will measure 1.9 meters.

6. Wheels and Tyres

General:

Replacement of damaged tyres will be at the discretion of the Goodyear technical consultant. All tyres must be submitted to the designation tyre scrutineer for marking prior to the start of qualifying. Any car found to have an unmarked race tyre or tyres on it during qualifying or the race/s will be excluded from all results for the event.

Control tyre manufacturers brand specifications:

Front / Rear – Goodyear eagle 25.0 x 13 x 16 Compound R430

Front - Goodyear eagle 23.5 x 10.5 x 16 Compound R430

Rear - Goodyear eagle 27.0 x 14 x 16 Compound R430

NTC cars - Goodyear eagle front 23.5 x 10.5 x 16 Compound R430

NTC cars - Goodyear eagle rear 25.0 x 13 x 16 Compound R430

Filing, buffing or any other disguising of the tyre sidewall is prohibited. Tyre warmers, chemical treatments or any means to artificially enhance tyre performance is prohibited.

7.17 Fuel Injection:

Fuel injection systems must utilize butterfly throttle control (no slide or radial throttles). All injectors must be mounted in the intake manifold with a maximum of 1 injector per cylinder. The throttle body butterfly diameters will be specified for each engine type on the E.A.D. Competitors using fuel injection systems must use the SAMCAR approved engine control unit (ECU).

Fuel injection will only be allowed on multi valve engines.

7.19 Rev Limiter

Super GT cars with 2 valves per cylinder engines will have a maximum RPM limited to 7000 RPM.

Super GT cars with multi valve engines will be limited to 8000 RPM.

GT cars will be limited to 6800 RPM.

13 General

13.8 Data logging of car and driver performance is permitted in Super GT. Any combination of the following specified parameters… Paragraph stays as is up to the last word … - lap times.

GT cars the data logging will consist of water temp, water pressure, oil pressure, oil temp, oil pressure cut out system, fuel pressure, battery voltage, lambda reading, RPM and lap times.

2010 EADs (updated)