Vertex Top-End Rebuild Kit for 1987-06 Yamaha YFZ350 Banshee - 64.45mm - VTK23607050 2012 Polaris RZR 900 XP Jagged X But they won't damage air

But they won't damage air filters

ArmorFit Skit coating conforms to the bore for the ultimate in piston control and wear

Top-quality ball joints for smooth

High performance damper is wrapped in a spring combination designed specifically to deal with subtle road noise and imperfections

Cylinder Diameter (mm): 58

Vertex Top-End Rebuild Kit for 1987-06 Yamaha YFZ350 Banshee - 64.45mm - VTK23607050 2012 Polaris RZR 900 XP Jagged X But they won't damage airVertex Top End Piston Rebuild Kit One part number includes everything for a top end rebuild Includes Vertex piston, rings, wrist, pin, circlips, and top end gasket kit Exact fit A, B, or C pistons match your cylinder bore perfectly to maximize power and performance It is recommended that you measure your cylinder before ordering to confirm the bore diameter needed for your application. Vertex Top End Piston Kit provide everything you need for your top