NOTE: Price listed is for reference only and is subject to change. Please call toll-free 1-800-282-9319 for current price and availability. Additional core charge of 1500.00 not included. Remanufactured Cummins 6B/5.9L Long Block Supreme Engine 55E6L059 1986-90 Pre-1991 Industrial, Naturally Aspirated, Various HP, Rotary Pump, CPL 596, 691, 714, 802, 845, 960, 999, 1320, 1433 Ordering Instructions: Provide Engine Serial and CPL Number Call us toll-free 1-800-282-9319 for ordering assistance and complete warranty information.