Length over the buffers 88 mm / 3-1/2

and some of the kits roofs have been replaced with styrene roofs instead of cardstock

Here is a MTH 20-2853-1 Baltimore & Ohio GP-40 Diesel Engine - With Proto-Sound 2

The Trainz SKU for this item is P11505115

Trainz Product Id: 12363774

MTH 20-3180-1 Pennsylvania 2-8-2 L-1 Mikado Steam Engine & Tender #520 with PS2 ProductID_11393188 Length over the buffers 88Here is a MTH 20 3180 1 Pennsylvania 2 8 2 L 1 Mikado Steam Engine w Proto Sound 2. 0 (Hi Rail Wheels). Features Diecast Boiler and Tender Body Diecast Metal Chassis Authentic Paint Scheme Metal Wheels and Axles Constant Voltage Headlight Diecast Truck Sides Precision Pittmanr Flywheel Equipped Motor Remote Controlled Proto Couplers Engineer and Fireman Figures Operating Firebox Glow Metal Handrails and Decorative Bell Decorative Metal Whistle