One of the longest-running Championships in the UK designed for high-performance marques from the 1970’s through to 1995. Cars that can usually be found in this series include BMWs, Porsches and Ferraris as well as a handful of current and classic Aston Martins.
The Intermarque Shield is awarded to the winning marque team whilst drivers are also racing for individual honours.
|1||08 May 2021 - 09 May 2021||Donington Park National||Event|
|2||24 Jul 2021 - 25 Jul 2021||Snetterton 300||Event|
|3||28 Aug 2021 - 28 Aug 2021||Mallory Park||Event|
|4||09 Oct 2021 - 09 Oct 2021||Silverstone National||Event|
|5||30 Oct 2021 - 31 Oct 2021||Brands Hatch Indy||Event|
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