Stuart No.4 Engine

The Stuart No.4 is a double acting vertical steam engine of a similar style to the smaller 10V and No.7.

It can be bought either as a completed model, a set of machined castings or a set of unmachined castings. At 1.5" bore x 1.25" stroke it can provide useful power to drive a small pump or generator etc, the Stuart models catalogue rate it at approx 1/8hp.

A horizontal version using the same cylinder and valve chest is available as a Stuart No.9 engine.