Sports Parts T-Moly Series Piston Kit SM-09141 Includes: 1 piston 1 ring set 1 wrist pin and 1 circlip set Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls All pistons rings pins and circlips are manufactured to original equipment specifications All individual components are interchangeable with original parts Piston weight compatible with original piston T-Series offers a number of performance benefits 81.95