NO DELIVERY - 4 MONTHS LATER - RIDICULOUS

Please assist URGENT!!! Ordering goods on E-Bay is not a option!!! We ordered 14/11/2017 at 09:57 the following water pump, SATOH Mitsubishi 370 ELK Buck Bull MT372 ST1 ********** Tractor water pump 2 cyl. Item no: ********** 93857. Tracking no: HJ ********** 51US, Carrier : USPS . The tracking status: Customs clearance processing complete - 4 Dec 2017 at 11:52am. This water pump is not delivered yet - E-Bay please reply ASAP!!!!!!! This is really bad service, I won't use E-Bay ever again. We are waiting 4 MONTHS for a pump.