Engine Piston Ring Set (86.50 mm 0.50 Oversize) for Kia Besta / Mazda E2200 2.2 R2

High-performance engine piston ring set with an 86.50 mm (0.50 mm Oversize) diameter, specifically engineered for Kia Besta and Mazda E2200 models (1993-onwards) equipped with the 2.2L R2 diesel engine. These rings are designed for "New Type" piston configurations undergoing professional cylinder boring and reconditioning to 0.50 mm over standard. Manufactured from premium, heat-resistant alloys to withstand the mechanical stresses and high compression ratios of the R2 diesel powerplant. Precision-machined to ensure superior oil control and cylinder sealing, effectively preventing blow-by and oil consumption in rebuilt units.