Sandaoling, China - Jan 2020 (Part 1)

This video is about Sandaoling, China - Jan 2020 (Part 1)

[@hejazspotter2053]

Great.

[@ManiacRacing]

What is the pumping sound when engine is still in early video? I'm guessing boiler feed pump?

[@hejazspotter2053]

I couldn’t say for sure but I would guess your guess is probably correct.

[@bbwt4]

Brakes air pump