View 10 Photos View 0 Videos CAT 3406B Diesel Engine AR # 4W3797 400 HP INDUSTRIAL Newly Listed $19,995 USD Caterpillar 3406B diesel engine, turbocharged, aftercooled, arrangement # 4W-3797 (4W3797,) 400 RPM at 2100 RPM continuous power rating, fully mechanical fuel system, fresh rebuild, test run... ConditionUsedStock Number18967 MLS Number14411871CategoryEngines Last Updated6/7/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 1987 CAT 3406B Diesel Engine AR # 7W5178 16G GRADER Newly Listed $11,795 USD 1987 Caterpillar 3406B diesel engine, turbocharged, mechanical fuel system, arrangement # 7W-5178 (7W5178,) top mounted air compressor, complete as pictured. TEST RAN CLEAN, NO SMOKE OR... ConditionUsedStock Number17518 MLS Number14411857CategoryEngines Last Updated6/7/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos 1992 CAT 3406B Diesel Engine Power Unit 587 HP $24,795 USD 1992 Caterpillar 3406B (3406C) diesel engine, turbocharged, water jacket aftercooled, arrangement # 9Y-9143 (9Y9143,) 587 HP at 1800 RPM rating, fully mechanical fuel system, 371 ORIGINAL... ConditionUsedStock Number18811 MLS Number14349040CategoryEngines Last Updated5/4/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 1988 CAT 3406B Diesel Truck Engine 400 HP A/R 9Y-2454 $7,695 USD 1988 Caterpillar 3406B diesel engine, turbocharged, air to air aftercooled, arrangement # 9Y-2454 (9Y2454,) Peterbilt truck application, fully mechanical fuel system. GOOD RUNNING TAKEOUT... ConditionUsedStock Number17282 MLS Number13388137CategoryEngines Last Updated2/9/2025 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar 3406B Turbo Diesel Engine INDUSTRIAL POWER UNIT! VIDEO! 325 HP CAT $12,795 USD Old Forge Power Equipment, Inc. Equipment Division Description: Nice running power unit, complete as pictured. COMES WITH PUMP DRIVE BUT ONE PUMP HAS BEEN SOLD. WE CAN REMOVE THIS SETUP IF... ConditionUsedStock Number15059 MLS Number12529046CategoryEngines Last Updated1/12/2024 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info