Have a look at the Branchlines web site..I have used their Hanazono motors in many locos over many years and found them to be excellent - as are their gearboxes.
Takes place at the Birtley Community Centre, Ravensworth Road, Birtley, Tyne and Wear, DH3 1EN. Sat.10.00am - 5.00pm. Sun 10.00am - 4.00pm
Adults £3 Senior Citizens £2.50 Children £1