
Trainspotter Francis Bourgeois teams up with petrolhead Chris Harris. The duo restore a wrecked locomotive, built in 1961, refusing to let money worries and supersized engineering hurdles put a dent in their friendship.

Diesel in Distress
Apr 7, 2026
Trainspotting superstar Francis takes Chris to the world's biggest train show to recruit him to the epic restoration of a wrecked diesel engine.

Bare Metal Deadline
Apr 14, 2026
The duo have 48 hours to strip their locomotive for painting: cutting out rot, welding fresh metal, removing every window, handle and sign.

The Wheels Come Off
Apr 21, 2026
Chris and Francis face huge setbacks with the wheels of their locomotive. The time and cost implications could be disastrous for the restoration.

The Missing Wheel
Apr 28, 2026
Francis and Chris dig deep to help save their loco restoration when crisis hits. Will their high-risk strategy destroy their dream?

12 Tonne Jigsaw
May 5, 2026
Chris and Francis try to make up lost time following lengthy wheel problems, but leaky brakes and a 12-tonne jigsaw stand in their way.

Power Play
May 12, 2026
Chris and Francis install a 2.5 tonne traction motor, and head to the Highlands revealing 37025's past and a family connection for Francis.

The 189 Litre V12
May 19, 2026
The day finally arrives when Chris and Francis attempt to start 025's engine, but after two years of silence there's no guarantee it'll work.
The Return of the Stag
May 26, 2026
Chris, Francis and the Bo'ness team race to assemble their beloved 37025 before her main line test. Any failure will scupper their Highland dreams.