The opportunity for crews to test their competition cars on terrain similar to the rally before the event starts. The choice of tyres and suspension adjustments to give a WRC car maximum performance. Teams can perform repairs or modifications to cars during these periods, and select their tyre choice for the following loop of stages. There are usually three service periods during a WRC day – 15 minutes in the morning, 30 minutes at lunchtime and 45 minutes in the evening. Gear selections are typically made by a steering wheel-mounted paddle rather than the traditional 'H' gate manual system typically found on production cars. On asphalt rallies, priority drivers are supported by a safety crew which passes through the stages in advance of the competitors to report back on weather and surface condition, which may have changed following reconnaissance. Sometimes called gravel crews.įIA-sanctioned technical officials who check the legality of WRC cars before, during and after each event. Priority 1 cars that retire and restart the next day run before all the P1 and P2 crews. This seeding applies to Priority 1 and 2 drivers only. On day three, crews tackle the stages in the rally classification reversed – with the leader going last. The running order (also called the start order) for the opening two days is determined by the drivers’ championship standings, with the leader going first. The order in which competitors tackle the stages. Drivers must obey all applicable traffic laws on road sections.Ī structure of high carbon steel tubes welded inside the passenger compartment designed to keep the driver and co-driver safe in an impact or roll-over. Sometimes called a liaison section, this is the public road which links the special stages, service points and parc fermé. Without a restrictor, engines would produce more than 500bhp.Ī set of instructions and route maps issued to each crew by rally organisers. To limit engine output, the FIA requires all WRC-specification engines to be fitted with a 33mm diameter inlet restrictor which limits the flow of fuel/air to the combustion chambers. Only parts carried in the rally car itself can be changed. The WRC’s young talent series, formerly called the WRC Academy.Ī service period that takes place away from the service park at an outside location. On asphalt rallies, priority drivers are supported by a safety crew which passes through the stages in advance of the competitors to report back on weather and surface condition, which may have changed following reconnaissance. The end of a stage where the timing stops. The Fédération Internationale de l’Automobile, the Paris-based governing body for worldwide motorsport which regulates and controls the World Rally Championship. Each four-wheel drive rally car has four. The part of the transmission which transfers drive from the front or rear differential to the wheel. The car also features side-impact protection and has an automatic fire extinguisher system and the crew wear flameproof overalls and underwear, safety helmets and a head and neck support system (see HANS device). They strap themselves in with six-point wide-strap safety belts, similar to those used in military fighter planes. The crew sits inside a super-strong protective cell surrounded by a roll cage. The degree of change is usually measured in ‘clicks’ of the adjuster wheel. Drivers are able to adjust damper settings between stages. At the simplest level they can be soft or hard, but other factors like rebound or ride-height can also be altered. Rally car dampers are adjustable to provide different characteristics. Dampers absorb bumps in the road and keep the tyres in contact with the surface as often as possible. Each car has four – one connected to each wheel hub. The navigator in the passenger seat who gives a running commentary through an intercom to the driver about directional changes and road conditions ahead.Īn essential part of a rally car’s suspension. Ceremonial starts often take place against spectacular backdrops or in the centre of the host city. Usually held on a Thursday evening when crews drive onto a podium, greet the fans and give a short interview before making way for the next car. WRC cars have spoilers, splitters and other shaped panels on the bodywork to direct cool air around the engine, gearbox and brakes and help keep the car firmly on the road – or flying level – at high speed.Īnti-Lag System, which keeps a car’s turbocharger spinning to ensure there is always turbo boost.
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