FULL CYLINDER KIT 300 ATHENA - INCLUDES: PISTON, GASKET AND CYLINDER The CRF300RX Enduro shares the engine with its 250 2021 brother, but features revised ignition and fueling mappings for a gradual and more manageable power delivery on the diversified funds typical of the enduro. Max power is at 11,300rpm and maximum torque is at 9,500rpm. The rev limiter is at 14,300rpm, in...

Athena Connecting Rod Kits include connecting rod, roller cage(s) and connecting rod head pin. Off-road kits, depending on application, may additionally include connecting rod foot cage and washers. Optimum incidence-to-weight ratio Highest quality materials for reliability equal to the original Resistance to the most extreme stresses