Manufactured by SPI OEM style piston kits Includes 2 pistons, ring sets, wrist pins, circlips 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 OEM specifications All individual components are interchangeable with original parts Piston weight compatible with original piston Pistons are for standard bore size 68.00mm Made in Taiwan Fits 1985 Arctic Cat Pantera 440 L/C 1986 Arctic Cat Pantera 440 L/C 1987 Arctic Cat Pantera 440 L/C 1988 Arctic Cat Pantera 440 L/C 1989 Arctic Cat Pantera 440 L/C 1990 Arctic Cat Pantera 440 L/C 1991 Arctic Cat Pantera 440 L/C 1992 Arctic Cat Pantera 440 L/C