Office of Steam Forum for Model & Toy Steam Gas & Hot Air Engines

And yes, an aquarium pump will run them, but I prefer using a compressor with a large tank so I don’t have to here it running at all.

I should also mention if you go for a Wilesco, look for an older grey-based one vs the newer blue base. Jensens, look for one that has the skinny hour glass or straight red handles vs the newer fat “snowman” shaped handles.