TI - Comparative analysis of aluminum alloys and cast iron as materials for air-cooled internal combustion engines AU - CHUKWUNEKE, J.L. AU - ATUEGBUNAM, S.E. AU - OKORO, V.I. AU - NNAKWO, K.C. AU - AZAKA, O.A. AU - OLISAKWE, H.C. AU - EMEANA, O.L. SO - Sigma Journal of Engineering and Natural Sciences 2025;43:1211-1223. DO - 10.14744/sigma.2025.00115