Piston, Engine

Piston classification





1 - Mahle control stamp
2 - Arrow marking in direction of travel
3 - Porsche short numeric code without main or middle number
4 - Cylinder bank identification
5 - Marking area for weight group
6 - Marking area for dimension group
7 - Barcode 128 (short numeric code (without main group) and weight group)
8 - Direction of travel arrow
9 - Mahle short numeric code