Syamsuddin, Usman, and Sukri sukri. 2025. “THE EFFECT OF THE USE OF STANDARD SPARK PLUGS AND IRIDIUM SPARK PLUGS ON FUEL CONSUMPTION ON TOYOTA KIJANG 7K EFI”. ELEMEN : JURNAL TEKNIK MESIN 12 (1):68-72. https://doi.org/10.34128/je.v12i1.297.