4 Car Pistons & Rings Set Φ82mm for 1.8L W203 W204 A209 C200K M271 2710306617 2710300024 N000000000936 N073130020100 Material: grade aluminum OEM Numbers: 2710306617, 2710300024, N000000000936, N073130020100 Compatibility: Designed for W203, W204, A209, C200K models with M271 1.8L Supercharged (1796cc) Kompressor engine Performance: STD 0.00 spec, no cylinder bore expansion required, supports engine Cylinder Bore: 82.0mm engineered bore for precise fitment Ring Thickness: 1st ring – 1.2mm, 2nd ring – 1.5mm, 3rd ring – 2.5mm, designed for effective sealing and compression This 4-piece piston and rings set is engineered to meet specifications for the M271 1.8L engine platform.Constructed from grade aluminum , the pistons provide durability under -stress conditions.The 82.0mm cylinder bore accurate dimensional matching, while the specified ring thicknesses contribute to consistent oil control and combustion chamber sealing.Intended for use in select vehicle models equipped with the M271 Kompressor engine, this set supports standard performance restoration during engine rebuilds. Disclaimer: This is a compatible third-party part.Brand/model citations are solely for compatibility guidance.