The Mahle OE Moly piston ring set (HV385) is a metric drop-in kit sized 81.5mm with ring thicknesses 1.0mm, 1.2mm and 2.8mm and standard tension moly facing. Intended as a direct-fit replacement, the set restores piston sealing and oil control in compatible engines where that bore and ring pack spec are required, offering OE-style fit and ring face treatment.
Mahle Rings Performance Metric HV385 81.5MM x 1.0MM/1.2MM/2.8MM Drop In Std Tension Moly Ring Set