Oliver Bulleid designed SR Merchant Navy Class with an air-smoothed body that gives the 30 samples a distinctive look. After debut of successor Standard Class 7 Merchant Navy class had been re-designed with a more conventional look. In 1967, quite in fall of her career 35003 „Royal Mail“ had reached a maximum speed of 150,88 mph. F14: engine driver dialogue selectable via CV168 value 0-4 (random/specific)
F27: rail clank (4 x different selectable via SV10 value 0 to 3)
F23: doors open/close selectable via CV167 value 0-1 (passenger door/cab door)
F29: automatic warning system selectable with CV169 value 0-1 (bell/buzzer)