Supplementary Article / Supplementary Info Info 2: with seal ring
Engine Number from: M 103.941-10-004197, M 103.941-12-013694, M 103.941-20-004197, M 103.941-22-013694, M 103.941-50-004197, M 103.941-52-013694, M 103.941-60-004197, M 103.941-62-013694