View 12 Photos View 0 Videos 2021 CAT C4.4 Diesel Engine UNUSED SURPLUS D6K2 $18,695 USD 2021 Caterpillar C4.4 diesel engine, twin turbocharged, air to air intercooled, arrangement # 556-2959 (5562959,) 157 HP at 2200 RPM rating, tier 4 final emissions, family # MPKXL04.4MW1,... ConditionUsedStock Number18770 MLS Number14334203CategoryEngines Last Updated4/27/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 17 Photos View 0 Videos 2019 CAT C4.4 Diesel Engine UNUSED SURPLUS! AR # 563-0264 $18,795 USD UNUSED 2019 Caterpillar C4.4 diesel engine, turbocharged, air to air aftercooled, 131 HP at 2200 RPM rating, single turbo, tier 4 final emissions, arrangement # 563-0264 (5630264,) complete... ConditionUsedStock Number18753 MLS Number14321200CategoryEngines Last Updated4/20/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 20 Photos View 0 Videos 2018 CAT C4.4 UNUSED Diesel Engine BACKHOE REPLACEMENT $16,795 USD 2018 Caterpillar C4.4 diesel engine, turbocharged, air to air aftercooled, 100 HP at 2200 RPM rating, tier 4 final emissions, emissions family JPKXL04.4MT1, arrangement # 559-1960 (5591960,)... ConditionUsedStock Number18751 MLS Number14321198CategoryEngines Last Updated4/20/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2006 CAT C4.4 Diesel Engine UNUSED SURPLUS! $15,595 USD 2006 Caterpillar C4.4 diesel engine, UNUSED SURPLUS, turbocharged, air to air intercooled, fully mechanical fuel system, arrangement # 291-0360, 158 HP at 1800 RPM rating, same as 3054C... ConditionUsedStock Number18750 MLS Number14321197CategoryEngines Last Updated4/20/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos 2019 CAT C4.4 Diesel Engine UNUSED! JKT 124 HP $14,695 USD 2019 Caterpillar C4.4 diesel engine, turbocharged, air to air aftercooled, 124 HP at 2200 RPM rating, tier 4 final emissions, emissions family KPKXL04.4MT1, arrangement # 579-1299 (5791299,)... ConditionUsedStock Number18668 MLS Number14292395CategoryEngines Last Updated4/5/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2012 CAT C4.4 Turbo Diesel Engine AR # 393-2051 $7,695 USD 2012 Caterpillar C4.4 turbo diesel engine, mechanical fuel system, air to air aftercooled, arrangement # 393-2051 (3932051,) 100 HP at 2200 RPM rating, same as NM series Perkins 1104D... ConditionUsedStock Number18162 MLS Number13882196CategoryEngines Last Updated10/12/2025 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Caterpillar c4.4 Engine $6,950 USD good runner low hours ConditionUsedStock Numberl1286 MLS Number13873938CategoryEngines Last Updated3/30/2026 LocationScranton, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2018 CAT C4.4 Diesel Engine TL1055D Telehandler AR 440-0603 $9,695 USD 2018 Caterpillar C4.4 diesel engine, turbocharged, air to air aftercooled, 131 HP at 2200 RPM rating, tier 4 final emissions, emissions family HPKXL04.4MT1, arrangement # 440-0603 (440603,)... ConditionUsedStock Number17433 MLS Number13465720CategoryEngines Last Updated3/23/2025 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 14 Photos View 0 Videos 2012 Caterpillar C4.4 Engine $6,500 USD CAT C4.4 ACERT ENGINE; VERY LOW HOURS; AR.NO. 308-5585; S/N 44401743. COMES WITH WARRANTY. Call or message with any questions or visit our website. ConditionUsedUsage1,800 HoursEngine ModelC4.4 ACERTFits To Make(s)CATERPILLARStock Number1873 MLS Number11001942CategoryEngines Last Updated2/11/2025 LocationSpringville, PA, US Sold BySummit Core Supply (844) 329-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Caterpillar 4.4 Engine $6,950 USD Cat 4.4 Acert 4 Cyl Diesel Engine, Good Runner Our Diesel Techs have 25 years experience testing, rebuilding and repairing diesel engines they test and run every Diesel engine or machine... ConditionUsedStock NumberL835 MLS Number13196543CategoryEngines Last Updated3/30/2026 LocationScranton, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar 4.4 Engine $6,950 USD Cat 4.4 Acert 4 Cyl Diesel Engine, Good runner, Low hours Our Diesel Techs have 25 years experience testing, rebuilding and repairing diesel engines they test and run every Diesel... ConditionUsedStock NumberL823 MLS Number13196533CategoryEngines Last Updated3/30/2026 LocationScranton, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar 4.4 Engine $6,950 USD Cat 4.4, Low hours Runs Good Our Diesel Techs have 25 years experience testing, rebuilding and repairing diesel engines they test and run every Diesel engine or machine before we ship to... ConditionUsedStock NumberL850 MLS Number13196503CategoryEngines Last Updated3/30/2026 LocationScranton, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar C4.4 Engine $7,200 USD Good running Cat C4.4 Engine for sale. Ar. No 308-5585; S/N 44410395. Will sell as a power unit or just the engine. Fits many makes and models of machines. Call or message with any questions... ConditionUsedCPL/ARR308-5585Stock Number3334 MLS Number12779200CategoryEngines Last Updated10/18/2024 LocationSpringville, PA, US Sold BySummit Core Supply (844) 329-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar 4.4 Engine $7,950 USD Cat 4.4 Acert Diesel Engine, Low Hours Runs Good Our Diesel Techs have 25 years experience testing, rebuilding and repairing diesel engines they test and run every Diesel engine or... ConditionUsed MLS Number13166361CategoryEngines Last Updated3/30/2026 LocationScranton, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar c4.4 4 cylinder turbo diesel engine $5,995 USD Caterpillar c4.4 4 cylinder turbo diesel engine Our Diesel Techs have 25 years experience testing, rebuilding and repairing diesel engines they test and run every Diesel engine or machine... ConditionUsedStock NumberT2486 MLS Number12976583CategoryEngines Last Updated3/30/2026 LocationScranton, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar C4.4 4 cylinder turbo diesel engine $5,950 USD Caterpillar C4.4 4 cylinder turbo diesel engine message for additional photos, questions, or for a video Our Diesel Techs have 25 years experience testing, rebuilding and repairing diesel... ConditionUsedStock NumberT2996 MLS Number12932560CategoryEngines Last Updated3/30/2026 LocationScranton, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2002 Caterpillar C4.4 Engine $4,995 USD New test engine, ConditionNew MLS Number12108590CategoryEngines Last Updated3/30/2026 LocationPittston, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2006 Caterpillar C4.4 Engine Contact for price Complete running engine, Electronic, ConditionUsed MLS Number12108189CategoryEngines Last Updated3/30/2026 LocationPittston, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2006 Caterpillar C4.4 Engine $5,495 USD Good used, ConditionUsed MLS Number12108183CategoryEngines Last Updated3/30/2026 LocationPittston, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2007 Caterpillar C4.4 Engine Contact for price We have cat c4.4 turbo engines, Low hours, ConditionUsed MLS Number12107980CategoryEngines Last Updated3/30/2026 LocationPittston, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Caterpillar C4.4 Engine Contact for price Complete turbo engine turns 360, ConditionUsed MLS Number12107940CategoryEngines Last Updated3/30/2026 LocationPittston, PA, US Sold ByBig Iron Equipment LLC (833) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info