Agụmakwụkwọ injin injin nke oge a bụ nke mejupụtara ahụ, isi cylinder, isi cylinder, mkpuchi na pan pan. Otu ahụ bụ nkwado nke injin ahụ, ọ bụ nzukọ nke crank na-ejikọ usoro mkpanaka, usoro valvụ na akụkụ akụkụ nke sistemụ injin. A na-eji isi cylinder mee ihe dị elu nke cylinder na, ya na piston Top na Wallinder Top, na-eji isi ụlọ na-eme ihe na-eme ka ọ bụrụ nke cylinder. A na-etinye isi iyi na jaketị mmiri, olulu mmiri, olulu mmiri, oghere plut na-acha uhie uhie, boltllll, mma ụlọ, wdg.