The best-selling Boehm engine has convincing, unique charm! Enjoy the "Little Pump" with its overhead rocker arm and finely machined crankshaft. You say, "Go!" and this little motor does. The quality and care of design on this Boehm produced engine make it the perfect gift or classroom accessory. Fuel not included; please use methylated-spirits, i.e. denatured alcohol.
Specifications:
- Materials: Stainless steel screws, polished stainless steel guide components, polished massive brass wheels and cylinder.
- Combustion/operation time: approx. 15-20 min
- Rotational frequency range: 800—2000 rpm (depending on flame size and spacing)

