Diesel in crankcase

Sure … here’s a cutaway view of one in my collection. The screw device on the top of the cylinder controls the location of the “contra-piston” which permits changing the compression ratio for starting and running.

This is the marine version with water cooled head and pulley for rope starting along with the U-joint type drive connection.

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photo would make easy for us all


Sure … here’s a cutaway view of one in my collection. The screw device on the top of the cylinder controls the location of the “contra-piston” which permits changing the compression ratio for starting and running.

This is the marine version with water cooled head and pulley for rope starting along with the U-joint type drive connection.

2 Likes