Auto Pistons and Rings Set +0.5 for GL8 ES ATS XT5 19180831 12652809 12569638 89018107 12683808 Car Parts This piston and ring set is designed for use with GL8 ES, ATS, XT5, and compatible models including those with part numbers 19180831, 12652809, 12569638, 89018107, and 12683808.The set includes one engine piston, one piston ring set, one piston pin, and circlips for a complete assembly.The piston features a cylinder bore diameter of 86.5 mm, an overall length of 54 mm, and a compression height of 32 mm.The connecting bolt measures 58 mm in length with a diameter of 24 mm.The ring set consists of a ring sized at 86 x 1.20 mm, a second ring at 86 x 1.50 mm, and an oil ring at 86 x 2.00 mm.Constructed from materials, the components are engineered to support engine.The design aims to maintain efficient combustion sealing and reduce oil consumption.Installation is possible with standard mechanical tools and procedures, though professional setup is advised for proper fitment and function.