OEM Dellorto oil pump for Minarelli AM6. It is an original oil pump delivered as factory-assembled. Attention important installation Note! Before the first start, note the following: Setting the rest position. Both notches must match. Open the bleed screw for venting the oil pump, fill oil pump with 2-stroke oil using a syringe, close the bleed screw. Incorrect or non-filling / venting of the oil pump can potentially cause serious damage.