R40209 Pre-Owned Class 370 Advanced Passenger Train BR '48201 & 48202' 2 Car TS Coach Pack - WeatheredPre Owned Item, in as new condition. Weathered. British Rail's Class 370 tilting trains, also referred to as APT P (Advanced Passenger Train Prototype), were the pre production Advanced Passenger Train units. The APT P is the most powerful domestic train to have operated in Britain, setting the UK rail speed record of 162. 2 miles per hour in 1979, a record that stood for 23 years. This 2 car TS Coach Pack features the Trailer Second, as part of Sets