Ford Sierra Pontiac "Black Thunder" Thundersaloons, Brands Hatch 1993 photo

10x7inch (250x175mm) action photo of Wallace's  ex Rob Cox  Sierra Thundersaloon , the famous"Black Thunder", at Brands in 1993 

The car featured a huge Pontiac V8 engine and was a front runner and crowd pleaser in the British Thundersaloon series of the early 90s.