| EMD SDP40 | 
|---|
|  | 
|  | 
| | Specifications | 
|---|
 | Configuration: 
 |  | 
|---|
 | • AAR | C-C | 
|---|
 | • UIC | Co'Co' | 
|---|
 | Gauge | 4 ft 8+1⁄2 in (1,435 mm) standard gauge | 
|---|
 | Trucks | Flexicoil C2L | 
|---|
 | Wheel diameter | 40 in (1,016 mm) | 
|---|
 | Minimum curve | 274 ft (84 m) | 
|---|
 | Length | 65 ft 8 in (20.02 m) over the coupler pulling faces
 | 
|---|
 | Width | 10 ft 0 in (3.05 m) | 
|---|
 | Height | 15 ft 5+1⁄4 in (4.705 m) | 
|---|
 | Loco weight | 370,000 lb (170,000 kg) | 
|---|
 | Fuel type | diesel | 
|---|
 | Fuel capacity | 1,800 US gal (6,800 L; 1,500 imp gal) | 
|---|
 | Lubricant cap. | 243 US gal (920 L; 202 imp gal) | 
|---|
 | Coolant cap. | 295 US gal (1,120 L; 246 imp gal) | 
|---|
 | Water cap. | 2,200 US gal (8,300 L; 1,800 imp gal) | 
|---|
 | Sandbox cap. | 56 cu ft (1.6 m3) | 
|---|
 | Fuel consumption | 167 US gal (630 L; 139 imp gal) per hour | 
|---|
 | Water consumption | 45 US gal (170 L; 37 imp gal) per hour | 
|---|
 | Prime mover | EMD 16-645E3 | 
|---|
 | RPM range | 315-900 | 
|---|
 | Engine type | V16 Two-stroke diesel | 
|---|
 | Aspiration | Mechanically-assisted turbocharger | 
|---|
 | Displacement | 10,320 cu in (169,100 cm3) | 
|---|
 | Alternator | AR-10 | 
|---|
 | Traction motors | D-77 | 
|---|
 | Cylinders | 16 | 
|---|
 | Transmission | Diesel-electric transmission | 
|---|
 | Train heating | Steam generator | 
|---|
 | Loco brake | Independent air; optional: dynamic brakes | 
|---|
 | Train brakes | Air, schedule 26-L | 
|---|
 | 
| | Performance figures | 
|---|
 | Maximum speed | 83–95 mph (134–153 km/h) | 
|---|
 | Power output | 3,000 hp (2,240 kW) | 
|---|
 | 
|  | 
An SDP40 is a 6-axle passenger diesel-electric locomotive built by General Motors Electro-Motive Division (EMD) between June 1966 and May 1970.