Caterham Graduates Racing Classes

SigMax



Based on an upgrade of the 1600cc Ford Sigma engine Caterham Roadsport cars from 2008 – 2013 to Caterham Supersport specification, incorporating engine modifications (approx. 140bhp), limited slip differential and wide track suspension. Tyres are Yokohama A048s.


A Sigma from 2008 – 2013 can be upgraded to this specification.





SigMax VCT



Based on the Caterham Motorsport 310R specification with the 1600cc Ford Sigma TiVCT engine (approx. 150 bhp). Tyres are Yokohama A048s.


A Sigma VCT and Sigma (2014 onwards) can be upgraded to this specification.





Sigma VCT



Based on the Caterham Motorsport 270R specification with the 1600cc Ford Sigma TiVCT engine (approx. 130 bhp). Tyres are Yokohama A048s.


A Sigma VCT can be upgraded to a SigMax VCT.





Sigma



Includes both Caterham Roadsport specification cars from 2008 – 2013, with the 1600cc Ford Sigma engine (approx. 120bhp), and Caterham Roadsport specification cars, from 2014 onwards, with the 1600cc Ford Sigma TiVCT engine (approx. 125bhp). Tyres are Yokohama A048s.


For equalisation purposes, the cars from 2014 onwards run a higher minimum weight of 630kg, compared to 605kg for the 2008 – 2013 cars. The 2014 onwards cars also run without a cold air intake.


2008 – 2013 cars can be upgraded to SigMax specification, with the adoption of an engine modifications, fitting a limited slip differential and wide track suspension.


2014 onwards cars can to upgraded to Sigma VCT and SigMax VCT specification.



Mega



1600cc Rover K-series engine cars from between 2001 and 2007, with optional engine upgrades to produce approximately 140bhp. The cars can run standard or optional wide-track front suspension. An upgraded TranX gearbox may also be fitted. Tyres are Yokohama A048s.




Classic



Vauxhall and Ford engine Caterham Scholarship / Academy cars from 1995 – 2000. 1600cc 8-valve engines, producing around 100 bhp (1994-1999 Ford cross-flow, 2000 Vauxhall). The cars "live" rear axles with upgraded Rakeway rear driveshafts. Tyres are Yokohama A539s.