13 0 1990 Cummins 6B 5.9 Diesel POWER UNIT $6,795 USD 1990 Cummins B5.9 diesel engine, 5.9 liter displacement, naturally aspirated, mechanical fuel system, 115 HP at 2500 RPM rating, complete power unit w/ accessories, enclosure and cooling... ConditionUsedStock Number17640 MLS Number13573105CategoryEngines Last Updated5/12/2025 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info