CP Pistons replacement ring for a 93mm Subaru piston is supplied as an individual piston ring intended for engine rebuilds or repairs where the 93mm piston size is specified. Sold singly to replace a worn or damaged ring, it restores the piston sealing surface needed to maintain compression and oil control during engine assembly when the exact 93mm piston ring is required.
CP Ring ONLY for 93mm Subaru Piston