Sets that have x457a: Electric Train Motor 12V with 2 hole plugs
LEGO 7865 12v Train Motor Set Parts Inventory and Instructions - LEGO Reference Guide
12V Motor : Set 7865-1 | BrickLink
Trains | 12V | Brickset: LEGO set guide and database
LEGO Train Motor, 12V 2 Contact Holes | Brick Owl - LEGO Marketplace
LEGO 7865: Motor Replacement Unit for Battery or Motor-Less Trains 12V | Brickset: LEGO set guide and database
LEGO® Motor History
Lego 12V Train Motor (x550a) Wheel Anti-slip Rubbers by András Bognár | Download free STL model | Printables.com
LEGO® Motor History
LEGO 12V Replacement Motor Set 703-1 | Brick Owl - LEGO Marketplace
LEGO 7865 12v Train Motor Set Parts Inventory and Instructions - LEGO Reference Guide
12V Motor : Set 7865-1 | BrickLink
Replacement motors for 4.5V/12V chassis (Bühler) - LEGO Train Tech - Eurobricks Forums
LEGO® Motor History
Making Trains Move: The History of LEGO Trains, Track, Motors and More - BrickNerd - All things LEGO and the LEGO fan community
LEGO 7865 12v Train Motor Set Parts Inventory and Instructions - LEGO Reference Guide
880-1 12 Volt Motor Reviews - Brick Insights
