Feel free to suggest any loco for TSWT here! My suggestion is the budd RDC (In the Reading lines livery) https://en.m.wikipedia.org/wiki/Budd_Rail_Diesel_Car
Class 156 Class 380 Class 70 Class 801 Class 700 Class 377 Class 387 Class 313 Class 37 + MK1 Class 37 + MK2 Class 47 + MK2 Class 40 + MK2 LMS Jubilee