NLA-103-901-87 Big Bore 86mm 1720cc Piston / Cylinder Set of Four, for 356C 356SC and 912. Biral Cylinders with Balanced Cast Aluminum Pistons,

Big Bore 1720cc Piston / Cylinder Set of Four, for 356C 356SC and 912. Biral Cylinders with Balanced Cast Aluminum Pistons, Complete with Rings. The pistons are light weight high silicone content aluminum castings, balanced to within one gram. Piston skirts have a special anti-scuff coating applied. Quality Riken rings are pre-fitted to the pistons.