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 55F1L059I 1991-93 Ford Truck, Freightliner Truck, & Bus, 175-230 HP, Inline Pump, CPL 987, 1129, 1261, 1422, 1527, 1582 Ordering Instructions: Provide Engine Serial and CPL Number Call us toll-free 1-800-282-9319 for ordering assistance and complete warranty information.