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 2000.00 not included. Remanufactured Cummins 4B/3.9L Complete Drop-In Engine 55E6D125B 1984-1996 Construction / Industrial, 125HP @ 2200 RPM, HMRO Turbo, Front Sump, Rotary VE Pump, JWAC Ordering Instructions: Provide Engine Serial and CPL Number Call us toll-free 1-800-282-9319 for ordering assistance and complete warranty information.