Engine Piston Ring Set (83.50 mm 0.50 Oversize) for Mazda 1.8 BP Engine (1995-1998)

High-performance engine piston ring set with an 83.50 mm (0.50 mm Oversize) diameter, specifically engineered for Mazda Familia, Lantis, and 323 models (1995-1998) equipped with the 1.8L BP gasoline engine. These rings are designed for engines undergoing professional cylinder boring and reconditioning to 0.50 mm over standard. Manufactured from premium-grade, heat-resistant alloys to withstand the mechanical stresses and high-revving nature of Mazda's BP series powerplants. Precision-machined to ensure superior oil control and cylinder sealing, effectively preventing blow-by and oil consumption while restoring original engine torque and performance in rebuilt units.