Unofficial LEGO Sets/Parts Collectors Guide - The 2002 Santa Fe Super Chief 10020 was one of the nicest 9 Volt train engines ever produced. I am adding the 2001-2011 (9V & PF)
LEGO 5311 Trains Two 2x2 Plates with Wire 25.6 cm | BrickEconomy
Lego 9V Train 10205-1 with Part 5300, Hobbies & Toys, Toys & Games on Carousell
LEGO Train Motor 9 V 10153 or 5300 w/Sides | #499286666