[1] The vehicle was originally developed for participation in international competitions in the C3 class of the FIA.

[3] The SR3 is extremely lightweight with a trellis chassis and weighs less than 600 kg (1,300 lb).

The 2.0 L I4 Ford EcoBoost engine from the Focus ST powers the SR3 SL.

An increase in output to 304 hp (227 kW) is possible in the "Race Pack" for an additional charge.

Series are run in the UK, across Europe, North America, the Middle East, Asia and Australia.