NTA855 Oil Pump 3609833 Fit For Cummins Diesel Engine Spare Parts. Please Read The Description Below. To avoid making trouble, please ensure these parts fit your engine. Sincere regards to all buyers. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from. Fit For: Cummins NTA855 Engine. Item Include: Same as picture show. 1 PCS Oil Pump. Please provide us with your full Name and telephone number in English. Pease leave us a physical address (home or office address) but not a P. No exchanges will be issued on products that have been damaged or used improperly (Modified). If a part arrives to you as damaged, or is defective, it is our responsibility to take care of it but it must be reported to us immediately. If you have any questions or problems.