Kingfisher Railtours are doing a number of modern traction tours now including "The Whitby Jet" 29.4.2006 (2 x 37's) and "The Snowdonia Explorer" 15.4.2006. (37) see
www.kingfisherrailtours.co.uk . I have already booked for the Whitby Jet.
Also worth a look: Railtourer Ltd of Hull, phone 01482 659082 for a brochure. I have travelled with them a number of times .......... good.