Ensure optimal performance and reliability for your marine or industrial diesel engine with the Genuine DAIHATSU AE01064017A Plunger Spring. Manufactured by Daihatsu Diesel Mfg. Co., Ltd., this heavy-duty helical compression coil spring is specifically engineered for high-pressure fuel pump applications. Built to exact original equipment manufacturer (OEM) specifications, it guarantees precise fuel delivery and maintains the rigorous operational standards expected from authentic Daihatsu components. Every unit is supplied in its original sealed packaging to ensure perfect condition and authenticity upon arrival.