Phetoho ea enjene ea likoloi haholo-holo e kenyelletsa ho nkela sebaka sa li-valve, li-piston, li-cylinder liners, kapa li-cylinders, li-grinding shafts, joalo-joalo Ho ea ka maemo a mabenkele a kakaretso a 4S, li hloka ho nkeloa sebaka ke lisebelisoa tse 4 tse tšehetsang, ke hore, lipiston, mehele ea piston, li-valve, litiiso tsa oli tsa li-valve, litataiso tsa li-valve, li-crankshaft shingles, li-shingles tse hokahanyang, mabanta a nako, mabili a tsitsipano.
Haeba ketane e le nako, hoa hlokahala ho fetola ketane ea nako, tensioner, ntle le machining, sleeve ea silinda, shaft e silang, mochini o batang oa khatello, empa hape o hloka ho khutlisa sephutheloana sa ntlafatso, tiiso ea oli e kobehileng ka pele, tiiso ea oli e kobehileng ka morao. , tiiso ea oli ea camshaft, pompo ea oli, valve e eketsehileng ea ho etsa lipatlisiso, joalo-joalo, ka linako tse ling e boetse e hloka ho nkela lisebelisoa tsa ka ntle tse kang clutch disc, joalo-joalo. tshebetso ya enjene.