MTH Premier 20-20890-1 U.S. Army Alco S-2 Switcher Diesel Engine w/Proto-Sound 3.0 #7107. O SCALE Like New

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Product Title: MTH Premier 20-20890-1 U.S. Army Alco S-2 Switcher Diesel Engine w/Proto-Sound 3.0 #7107. O SCALE

Manufacturer: MTH

Scale: O

Condition: Item Condition: C-8, Box Condition P-8

Operational Status: This item has been tested, and the item is fully operational.

TCA Condition/Grading Standards: C-8: Like New—Complete All Original: no rust, no missing parts; may show effects of being on display and/or age; may have been run.

TCA Box Grading Standards: P-8: Like New: Complete and all original. Evidence of light use and aging, additional notations since leaving publisher or manufacturer. Contents of box may be missing.
Listing Notes: Engine and Box Like New

Photos: Stock photo included for reference.

Manufacturer Information:


  • Intricately Detailed, Durable ABS Body

  • Die-Cast Truck Sides, Pilots and Fuel Tank

  • Metal Chassis

  • Metal Handrails and Horn

  • (2) Handpainted Engineer Cab Figures

  • Authentic Paint Scheme

  • Metal Wheels, Axles and Gears

  • (2) Remote-Controlled Proto-Couplers

  • Prototypical Rule 17 Lighting

  • Directionally Controlled Constant Voltage LED Headlights

  • Illuminated LED Number Boards

  • (2) Precision Flywheel-Equipped Motors

  • Operating ProtoSmoke Diesel Exhaust

  • Onboard DCC/DCS Decoder

  • Locomotive Speed Control In Scale MPH Increments

  • Proto-Scale 3-2 3-Rail/2-Rail Conversion Capable

  • 1:48 Scale Proportions

  • Proto-Sound 3.0 With The Digital Command System Featuring Freight Yard Proto-Effects

  • Unit Measures: 12" x 2 3/4" x 3 3/4"

  • Operates On O-31 Curves Diesel DCC Features

  • F0 Head/Tail light

  • F1 Bell

  • F2 Horn

  • F3 Start-up/Shut-down

  • F4 PFA

  • F5 Lights (except head/tail)

  • F6 Master Volume

  • F7 Front Coupler

  • F8 Rear Coupler

  • F9 Forward Signal

  • F10 Reverse Signal

  • F11 Grade Crossing

  • F12 Smoke On/Off

  • F13 Smoke Volume

  • F14 Idle Sequence 3

  • F15 Idle Sequence 2

  • F16 Idle Sequence 1

  • F17 Extended Start-up

  • F18 Extended Shut-down

  • F19 Rev Up

  • F20 Rev Down

  • F21 One Shot Doppler

  • F22 Coupler Slack

  • F23 Coupler Close

  • F24 Single Horn Blast

  • F25 Engine Sounds

  • F26 Brake Sounds

  • F27 Cab Chatter

  • F28 Feature Reset