Putro, S. , Maulana, A.I. and Purwanto, R.W. 2022. Experimental Study of Exhaust Manifold Modification using Orifice on Suzuki Satria F 150. Urecol Journal. Part E: Engineering. 2, 2 (Nov. 2022), 73–81. DOI:https://doi.org/10.53017/uje.179.