View 4 Photos View 0 Videos Good GM Detroit 6-71N Diesel Engine 671 Non-Turbo Model 671RD16N Two-Cycle 6-Cylinder $4,499.99 USD (GOOD RUNNER) FITS TO GM DETROIT6-71NDIESELENGINE, MODEL:671RD16N, INLINE 6-CYL NATURALLY ASPIRATED,ESN: 6A226618, TYPE 671, THE ENGINE INCLUDES WARRANTY, STOCK#218661-12. CALL FOR MORE... Warranty ConditionUsedCPL/ARR6-71NAssembly NumberGM Detroit 671NFits To EquipmentCranes Trucks Equipment Drills BoatsFits To Make(s)GM DetroitFits To Model(s)6-71N Series-71 671Part NumberDetroit 671N Non-Turbo 6-CylStock Number218661-12 MLS Number10674034CategoryEngines Last Updated8/7/2026 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info