EZ$085\mathrm{.}70$ Wan $6-$silinda r$$siprok$$tin injin de wok pan $$ya$-$standad Dizil saykl, $$ni silinda g$$t $115$ mm bore $$n $125$ mm strok $$n spid we na $2000$ rpm$.$ di t$\backslash$epsi mprach$\backslash$epsi n pr$\backslash$epsi sh$$n we di k$$mpresh$$n str$$k bigin na $300$ K $\backslash$epsi n $100$ kPa risp$\backslash$epsi ktivli $\backslash$epsi n di maksimal t$\backslash$epsi mprach$$ we d$\backslash$epsi n alaw na $1650$ K$.$ Di kliar$\backslash$epsi ns v$$lyum na wan$-\backslash$epsi t pan di str$$k v$$lyum$.$ Assume air as an ideal gas wit Cp$=1\mathrm{.}005$ kJ$/$kg K $$n Cy$=0\mathrm{.}718$ kJ$/$kg K$.$ Kalkul: $($a$)$ Di k$$mpresh$$n r$$s$$sh$$n $($b$)$ Di t$$mpracha $$n pr$$sh$$n afta k$$mpresh$$n $($c$)$ Di t$$mal efyush$$n $($d$)$ Di pawa we de k$$m$$t fr$$m di injin.