Satrio, H.J. and Pramanda, W. 2024. The Effect of Coil and Spark Plug Variation on Emission, Power and Torque on Vixion 150. Piston: Journal of Technical Engineering. 7, 2 (Jan. 2024), 60–68. DOI:https://doi.org/10.32493/pjte.v7i2.34228.