Join evo's Jethro Bovingdon for this year's Track car of the Year test, which sees the McLaren 12C GT Can-Am, Caterhan Seven 620R, Radical RXC, BAC Mono, Litchfield Subaru BRZ Spec S, Mini JCW GP, Supercharged Ariel Atom 3.5 and Porsche Cayman S battle battle for supremacy at Blyton Park.