Train Lot/Athearn HO Pennsylvania #21 switcher running! Bachman #6605 power pack

S-Helper 662-X002R1 Switcher AC/DC 8-Pin Reverse Unit PCB Circuit Board

12 X Athearn 1/2 Motor Mount Pad, Switcher Motor Mounts. HO

S-Helper SW9-ACDC Switcher AC/DC Reverse Units Circuit Board - Pre-Packaged

Lionel 81677-2 Dino Roars Park Vulcan Diesel Switcher Body Shell

Ho Scale Mantua Steamer Switcher Chassis Motors And Parts

Fleischmann HO Baldwin Diesel Switcher Frame – NOS – ONE (1) FRAME – Qty 4

JP HO Athearn RS-12 Diesel Switcher Shell and Chasis Kitbash Undecorated.