Originally Posted by rldzhao
As far as I know, Dinan only tunes the engines for several Daytona Prototypes in the Rolex Series.
The M3s in the Continental series are not tuned by Dinan.
Correct, Daytona prototypes only. However, as the regulations change over the years they will likely begin using the the S65 platform for their race program. Whether or not these will remain only in prototypes or will be expanded to included other classes...we'll just have to wait and see