Athena Piston Kit (280cc Big Bore) (A) - 4.0mm Oversize to 82.00mm - S4F08200004A

All pistons are forged using a precision heat-treatment process that allows for production tolerances of just .005mm
Forged piston kits are available in A, B and C sizing
Forged piston tooling allows for the lightest available product
Kits include antiwear coated piston, rings, pin and circlip
Made in Germany