
ATHENA Forged Piston – Manufacturer Ref. S4F09500012A
ATHENA forged piston, designed for quads and suitable for engine groups requiring a robust part that adheres to manufacturer specifications. Made from aluminium, it offers a finish suitable for replacing the original piston in the relevant engines. This part is intended for direct replacement, to be checked and assembled according to the manufacturer's recommendations.
Main compatibility: YAMAHA YFZ 450 (models 2013 and 2018, 2WD and Special Edition 450 cm³ versions). Before installation, check the cylinder bore, the condition of the rings, and adhere to the clearances and break-in procedures recommended by the manufacturer. The use of a forged piston requires standard checks (pin, keys, lubrication) to ensure reliable operation.