S3R (steam engine for model ships)

描述

This is a piston valve-type engine with three single-acting cylinders. With a conversion switch valve, the revolution can be inverted easily. This best fits the Saito brand BT-1L. Recommended for boats 700 mm to 1 meter in length. Displacement: 2.0 cc Bore: .35 inches Stroke: .47 inches Valve type: Piston valve Compatible boiler: ＢＴ-1 Length: 2.55 inches Width: 3.93 inches Height: 3.26 inches Weight: 0.7 lbs