Wilesco 01318 Water gauge glass, 4 mm thick, 37 mm diameter, with bolts, nuts (brass) and sealing rings. (Production After 1976)Water gauge glass, 4 mm thick, 37 mm diameter, with bolts, nuts (brass) and sealing rings. (Production After 1976) For D21 Boiler The glass is thicker and will not fit pre 1976 engines.

Jensen Steam Engine Firebox - Model # 70

reversible

Production is limited to 18 units yearly

The fastest RPM dry fueled engine we make

causing the chimney to smoke realistically

9 in diameter with grooved pulley

You will take delight in watching this mechanical masterpiece

For additional Science Fair and Physics fun

all mounted on a beautifully finished wood base

Flywheel with a diameter of 3

matching colors

including smokestack