The Athena top end gasket kits include all necessary gaskets to rebuild the top end of the engine from the base gasket up. Kit includes all rubber gaskets, such as o-rings and valve stem seal. Valve cover gasket is separately available. High temperature blue silicon beading on most critical flat gaskets. / Fitment: Aprilia: 09-13 RSV4 R/FACTORY/ ABS 1000cc; 11-14 TUONO V4 R STD - APRC 1000cc