Scale

2 ½ inches : 12 inches

Gauge

7 ½ or 7 ¼

Drivers

8 1/8” diameter ductile iron

Pilot wheels

5” diameter ductile iron

Front truck

2 wheel equilized with swing bolster

Bore and stroke

3 inch bore x 4 1/8 inch stroke

Valves

Slide valve

Valve gear

Stephenson

Boiler

11 3/4 inch diameter 7 5/8 x 10 3/4 fire box

Smoke box

12.0 inch diameter

Boiler pressure

125 psi

Fuel

Coal, oil or Propane, builders choice

Brakes

Steam or air on engine, Train brakes optional

Weight, engine

Approximately 800 pounds dry 1000 wet

Weight, tender

Approiximately 250 pounds dry 500 wet

Length

131 inches engine and tender

Width

25 inches

Height

31 inches

Minimun Radius

40 feet