engineered piston ring set designed specifically for engines with 2.0 L displacement, including M50B20 and M52B20 variants
Compatible with multiple models such as 320i (E36, E46), 520i (E39), and Z3 equipped with DOHC inline-6 engines
Features standard size (STD) fit with 80 mm bore diameter to match specifications
Constructed from cast iron material for compression sealing and consistent engine performance
Direct replacement for OEM 11251437141, supporting maintenance and rebuild procedures on applicable platforms
Description
Cylinder bore Φ80.00 mm (STD) Ring thickness: 1.5 mm / 1.5 mm / 2.0 mm Fits 2.0 L (1990 cc) inline-6 naturally aspirated engines.This set includes: 11251437161 – Rectangular compression ring, D=79.985×1.5 mm, quantity 1 11251437166 – Tapered compression ring, D=79.985×1.5 mm, quantity 1 11251437171 – Oil control ring, D=79.985×2.0 mm, quantity 1