The Piston + Ring Set for MITSUBISH S3L is a high-quality replacement part. Manufactured with premium materials, this piston and ring set is designed to provide optimal performance and durability for your engine. Highlights Engine Model:S3L Size:STD 72.6x28.5, 23/2 Piston Bore Size:78mm Piston Length:72.6mm Compression Height:28.5mm Package Include:3 Piston with Pin & Clips & 3 set of Piston Ring Country/Region of Manufacture:Taiwan Manufacturer Part Number:31A17-07100