a.Yin amfani da injina guda ɗaya ko biyu don fitar da injin. Motoci guda biyu suna sarrafa madaidaicin baya da kafa daban;
b.Very dace don daidaita matsayi a kowane wuri ta mota;
c. Akwai a kowane nisa don kujerar kujera, kawai buƙatar canza wasu sassa na injin;
d.Cibiyar nauyi na na'ura na iya kiyaye ma'auni a ƙarƙashin yanayi daban-daban, haɓaka ƙarfin injin ƙasa;