Does anyone know if a drivers seat from the post 2006 spec will fit the older K74 pre 2006 model thanks

I've fitted all the seats from a post 2006 in a K74 so yes it will
get yourself signed up so you can click this link --------> How to :- fit new shape seats into a classic
full instructions and photos of how I did it
where to drill holes, where to put spacers etc