I have another question of my engine.<br /><br />I should change starter drive gear of my engine, because the teeth are practically wornout.<br /><br />I'm looking for this piece and I thing that the correct reference is DV372 from ARCO.<br /><br />I haven't found a clear instructions in my clymer manual about and I would like to obtain help of somebody that had changed that piece or knows if is easy or dificult to change it.<br /><br />Thanks for your replies