EJ7Z-6108-A EJ7Z6108A EJ7Z-6135-A 4pc/set STD Piston & Rings kit 87mm For 2015-19 Focus Mustang MKC 2.3L EJ7Z6108E Material: Cast aluminum pistons with steel rings Piston Diameter: 87.5mm Piston Pin Diameter: 22mm Piston Ring Specification: Standard 0.00 spec for consistent sealing Fitment: Designed for 2015–2019 Focus, Mustang, and MKC models equipped with 2.3L EJ7Z6108E engines Kit Contents: 4 pistons, 4 piston rings, and required hardware for engine rebuild This piston and ring set is engineered to meet specifications, supporting engine performance and durability.The 87.5mm piston diameter and 22mm pin size proper fitment within the designated engine platform.Standard-spec piston rings help maintain cylinder integrity and reduce wear during.The complete kit allows for a full piston and ring replacement, facilitating a thorough engine rebuild process. This replacement is made by an independent supplier.All brand references are used solely to indicate compatibility.