This Mahle chrome piston ring set is a metric 85.5mm x 2.8mm configuration intended for engine rebuilds requiring that specific bore and ring thickness. The chrome rings restore sealing and oil control characteristics to pistons matching the 85.5mm size, providing a precision replacement option aligned with performance metric ring programs for accurate fitment.
Mahle Rings Performance Metric Ring Program 85.5MM x 2.8MM Chrome Ring Set