A high-revving engine with oversquare bore and stroke, No.4s find various applications, including driving generators. The standard flywheel has been replaced on this engine with an all-machined item, wider and heavier than standard.
The engine is in good condition and runs on air.
length/inches | 6 1/2 |
width/inches | 6 |
height/inches | 10 |
bore x stroke/inches | 1 1/2 x 1 1/4 |
wheel material | cast iron, 5 inch diameter, |
cylinder material | cast iron |
valve type | slide |