If if it's the one that I think Ron (RK Tuning) was building way back, it started off in 07, originally for Time Attack Pro. Ron's nephew, Darren Bly, has competed in the Dunlop Saloon series for the last few years and the original intention was that Ron would join Darren in that series. Last I read was that Ron was competing in the Classic Thunder series

There is a full feature in April's Japanese Performance magazine I think (snaps by our very own Matt Woods)
The CT race series is at Snett on the 8th April, and then a double header @ Brands in June (Also Cadwell in September)