■Yoshimura Piston Stock Piston
■Displacement [cc] 1298cc 1298cc
■Piston diameter Ф81 Ф81
■Reference compression ratio 12.5 : 1 11.0 : 1
■Manufacturing method Casting
■Set contents Ф81 aluminum forged piston 4 pieces Piston ring set 4 sets
■Piston pin 4pcs Circlip set (2pcs/set) 4sets
■Head gasket 1piece
■It is a single piston ring set of Ф81 high comp piston kit for GSX1300R HAYABUSA, and the price shown is the price per set.