These range from small-engined Super 2000 hatchbacks (such as the Renault Clio and Honda Civic) to racing-bred sport cars (such as the Porsche 911 GT3 & Marcos Mantis GT).

[2] A method of performance-balancing by the organisers of the event is existent throughout many of the classes featured in the Endurance Race.

Other factors such as a larger fuel tank and also the tire manufacturer for specific classes or ensure even competition.

Cars with a maximum engine displacement of 1,300 cc can run on a minimum weight of 750 kg and an 80-litre fuel tank while cars with displacements up to 1,600 cc are run with a minimum weight of 820 kg and a 90-litre fuel tank.

Cars that can feature in this class include the Honda Jazz, Toyota Echo, Nissan Tiida as well as other makes.

[2] Compact cars generally make up the field for the A2 Class with the most common makes being the Clio Renault Sport and the Honda Civic Type R.[3] This class is specifically for cars with engine displacement up to 2,500 cc their engine is enhanced by a turbocharger.

[2] In the 2009 version of the race, the class was mainly made up of Turbo-diesel or TDI compact cars such as the SEAT León Super Copa and the Volkswagen Golf R-Line.

[2] The 2009 24 Hour Race saw an entire field of a number of makes from the German manufacturer BMW ranging from Z4 Coupes to modified M3 GT-Rs.

[2] This is why the 2009 grid saw an array of European hatchbacks including the Volkswagen Scirocco R, SEAT León TDI and BMW 120d.

SP1 sees a mix of uniquely designed vehicles built specifically for high-powered Touring car racing.

Other silhouette cars with engines up 3,200 cc of displacement can have a minimum weight of 975 kg and are restricted to a 100-litre fuel tank.