Cadaadis isbedbeddelaya (10-90bar) si loo helo dabacsanaan wanaagsan si loola kulmo munaasabadaha kala duwan.
Bamka Bass-ka ee uu wado Crankshaft oo leh bistoono-dahaaraysan oo dhoobo ah oo loogu talagalay nolosha adeegga dheer.
Muraayadaha aragga heerka saliidda weyn, si fudud loo heli karo si loo hubiyo heerka saliidda, oo diyaar u ah beddelka saliidda wakhtiga dayactirka.