Engine Components

CP Pistons 02-08 Honda CRF450R 14.0:1 96mm STD Bore x 62.1mm Stroke (449cc) Piston Kit

CP Pistons 02-08 Honda CRF450R 13.0:1 96mm STD Bore x 62.1mm Stroke (449cc) Piston Kit

CP Pistons 02-08 Honda CRF450R 13.5:1 96mm STD Bore x 62.1mm Stroke (449cc) Piston Kit

CP Pistons 02-08 Honda CRF450R 12.5:1 96mm STD Bore x 62.1mm Stroke (449cc) Piston Kit

CP Pistons 02-08 Honda CRF250R 13.5:1 78mm STD Bore x 52.2mm Stroke (249cc) Piston Kit

CP Pistons 05-13 YZ250F 14.25:1 77mm STD Bore x 53.6mm Stroke (250cc) Piston Kit

CP Pistons 2023 Yamaha YZ450F 13.3:1 97mm STD Bore 449cc Piston Kit Pro Race Piston Kit

CP Pistons 2023 Yamaha YZ450F 13.3:1 97mm STD Bore (449cc) Piston Kit

CP Pistons 20-21 Yamaha YZ450F 14.3:1 97mm STD Bore 449cc Piston Kit Pro Race Piston Kit

CP Pistons 2020-2021 Yamaha YZ450F 13.5:1 97mm STD Bore (449cc) Piston Kit

CP Pistons 19-21 Yamaha YZ250F 14.0:1 77mm STD Bore x 53.6mm Stroke (250cc) Piston Kit

CP Pistons 14-18 Yamaha YZ250F 14.0:1 77mm STD Bore x 53.6mm Stroke (250cc) Piston Kit

CP Pistons 19-21 Ramaha YZ250F 14.3:1 77mm STD Bore x 53.6mm Stroke 250cc Pro Race Piston Kit

CP Pistons 10-19 YZ450F 13.5:1 97mm STD Bore x 60.8mm Stroke (449cc) Piston Kit

CP Pistons 10-19 YZ450F 13.75:1 97mm STD Bore x 60.8mm Stroke (449cc) Piston Kit