-, S. ANALISIS PERUBAHAN VOLUME PADA CYLINDER HEAD DAN TINGGI LUBANG EXHAUST TERHADAP KENAIKAN DAYA SEPEDA MOTOR 2 LANGKAH. JURNAL TEKNOLOGI TECHNOSCIENTIA, [S. l.], v. 4, n. 1, p. 85–93, 2019. DOI: 10.34151/technoscientia.v4i1.492. Disponível em: https://ejournal.akprind.ac.id/index.php/technoscientia/article/view/492. Acesso em: 30 aug. 2024.