Engine Piston Ring Set (81.50 mm 0.50 Oversize) for Mazda 626 1.6 F6 Engine

High-performance engine piston ring set with an 81.50 mm (0.50 mm Oversize) diameter, specifically engineered for Mazda 626 models (1988-1991) equipped with the 1.6L F6 gasoline engine. These rings are designed for engines undergoing professional cylinder boring and reconditioning to 0.50 mm over standard. Manufactured from premium, wear-resistant materials to withstand the mechanical stresses of Mazda's classic F-series powerplants. Precision-machined to ensure superior oil control and cylinder sealing, effectively preventing oil consumption and restoring peak engine compression in rebuilt units.