Donate to 125 Group Any donations you make to 125 Group help towards our aims of preserving and running HST power cars and MKIII trailer vehicles restored to their original condition. You will be contributing to keeping this icon of high speed rail travel in the UK active for future generations to see, hear and travel on. (This will take you to a Paypal Donation Page where you can donate by credit card or Paypal) Thank You for your support.