Martin. : Thanks for the offer..... I'll see what Vince says first, and go from there.
Never know I might have to by another one, as I don't know what they can do with turbo's . I guess it could end up being a big rebuild bill for mine, or buy another one.
What I basically want, is a standard RS500 T4 or one modified to reduce the lag (As much as possible on a T4.