Ivugurura rya moteri y'imodoka rikubiyemo cyane cyane gusimbuza valve, piston, silindiri, cyangwa silindiri, imigozi yo gusya, nibindi. Dukurikije ibipimo rusange bya 4S, bigomba gusimburwa n'ibikoresho bine bishyigikira, ni ukuvuga piston, impeta za piston, valve, seal za oil za valve, valve guides, crankshaft shingles, connecting rod shillings, timing belt, timing pints.
Iyo umugozi ugenwe igihe, ni ngombwa guhindura umugozi w'igihe, tensioner, uretse imashini, agakoresho ka silindiri, icyuma cyo gusya, umuyoboro w'umuvuduko ukonje, ariko nanone hakenewe gusimbuza ipaki yo kuvugurura, agakoresho k'imbere k'amavuta gafite ibara rya curved, agakoresho k'inyuma k'amavuta gafite ibara rya camshaft, agakoresho k'amavuta gafite ibara rya pompo, agakoresho k'ubushakashatsi bwinshi, nibindi, rimwe na rimwe hakenewe gusimbuza ibikoresho byo hanze nka disiki ya clutch, nibindi. Muri make, ni ngombwa gusimbuza ibice bitazi neza ko moteri ikora neza kugira ngo moteri ikore neza.
