View 12 Photos View 0 Videos 2010 CAT C4.4 Diesel Engine POWER UNIT AR # 308-5585 Newly Listed $12,795 USD 2010 Caterpillar C4.4 diesel engine, turbocharged, air to air intercooled, common rail fuel system, turbocharged, 127 HP at 2200 RPM rating, A/R # 308-5585 (3085585,) 1583 hours on meter,... ConditionUsedStock Number19003 MLS Number14430322CategoryEngines Last Updated6/15/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos 2008 Caterpillar C27 Engine Newly Listed $38,995 USD 2008 Caterpillar C27 diesel engine, V12 configuration, twin turbocharged, arrangement # 227-5353 (2275353,) removed from a CAT 773F rigid frame truck as pictured. TEST RAN CLEAN -- no... ConditionUsedStock Number19001 MLS Number14430320CategoryEngines Last Updated6/15/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2006 Caterpillar 3054 Engine Newly Listed $6,795 USD 2006 Caterpillar 3054C diesel power unit, AR # 231-0179, 127 HP at 2200 RPM rating, serial # 33413343, fully dressed power unit w/ cooling package, charge air cooler accessories. INJECTION... ConditionUsedStock Number18998 MLS Number14430317CategoryEngines Last Updated6/15/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos CAT 3054 Turbo Diesel Engine POWER UNIT 108 HP! Newly Listed $9,295 USD Caterpillar 3054 diesel engine, turbocharged, mechanical fuel system, 5YS serial prefix, arrangement # 145-9219 (1459219,) 108 HP at 2400 RPM rating, fully dressed power unit w/ control... ConditionUsedStock Number18996 MLS Number14430315CategoryEngines Last Updated6/15/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2001 CAT 3456 Turbo Diesel Engine Newly Listed $11,795 USD 2000 Caterpillar 3456 diesel engine, turbocharged, air to air intercooled, arrangement # 154-2358, 550 HP rating, 40 pin ECM, 3LW prefix, complete takeout as pictured. ONLY 5000 HOURS... ConditionUsedStock Number18993 MLS Number14430312CategoryEngines Last Updated6/15/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 1999 CAT 3306 DITA Diesel Engine POWER UNIT 320 HP Newly Listed $9,795 USD 1999 Caterpillar 3306 DITAA diesel engine, turbocharged, water jacket aftercooled, arrangement # 130-2234 (1302234,) 320 HP at 1800 RPM rating, fully mechanical fuel system, power unit w/... ConditionUsedStock Number18984 MLS Number14429747CategoryEngines Last Updated6/14/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 13 Photos View 0 Videos 1984 CAT 3306 PC Diesel Truck Engine 404 ORIGINAL HOURS! Recently Updated $8,795 USD 1984 Caterpillar 3306 PC diesel engine, turbocharged, arrangement # 9N-3562 (9N3562,) 225 HP rating, mechanical fuel system, pre-combustion injection, 404 hours 969 original miles when... ConditionUsedStock Number18856 MLS Number14361494CategoryEngines Last Updated6/12/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2002 CAT 3406E Diesel Engine 740 TRUCK $27,995 USD 2002 Caterpillar 3406E diesel engine, turboharged, air to air aftercooled, 70 pin ECM, jake brake (exhaust brake,) arrangement # 153-7076 (1537076,) fresh rebuild engine by non-OEM, for 740... ConditionUsedStock Number18969 MLS Number14411873CategoryEngines 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 2002 CAT 3456 Diesel Engine 70 PIN 988G LOADER $35,995 USD 2002 Caterpillar 3456 turbo diesel engine, removed from a CAT 988G wheel loader w/ arrangement # 198-6489 (1986489,) long block # 20R3643, 20R-3643. ENGINE IS A FRESH REBUILD, TEST RAN ... ConditionUsedStock Number18968 MLS Number14411872CategoryEngines Last Updated6/7/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos CAT 3406B Diesel Engine AR # 4W3797 400 HP INDUSTRIAL $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 CAT 3208T Turbo Diesel Truck Engine $3,695 USD Caterpillar 3208T diesel engine, turbocharged, mechanical fuel system, arrangement # 9N-5166 (9N5166,) 175 HP at 3010 RPM rating, on-road truck applications. TEST RAN ON STARTING FLUID ONLY... ConditionUsedStock Number18956 MLS Number14411863CategoryEngines 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 1998 CAT C10 Diesel Engine AR # 156-2340 $4,695 USD 1998 Caterpillar C10 diesel engine, turbocharged, air to air aftercooled, 40 pin ECM, arrangement # 156-2340 (1562340,) 335 HP at 1800 RPM, Navistar trucks. TAKEOUT ENGINE, RUNS W/ A MISS... ConditionUsedStock Number18957 MLS Number14411862CategoryEngines Last Updated6/7/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2016 CAT C7.1 Diesel Engine POWER UNIT AR # 446-8876 300 HOURS $21,795 USD 2016 Caterpillar C7.1 diesel engine, interchangeable w/ Perkins 1206J-E70TTA engine, emissions family GPKXL07.0BN1, serial # 88102115, arrangement # 446-8876 (4468876,) 225 HP at 2200 RPM... ConditionUsedStock Number18958 MLS Number14411861CategoryEngines 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 $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 8 Photos View 0 Videos 2009 CAT C7 Diesel Engine 328D EXCAVATOR AR # 274-3836 $14,795 USD 2009 Caterpillar C7 diesel engine, turbocharged, air to air aftercooled, KHX prefix, labeled C7.2, arrangement # 274-3836 (2743836,) alt # 272-4628 (2724628,) removed in strong running... ConditionUsedStock Number18953 MLS Number14401209CategoryEngines Last Updated6/1/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar 3116 DITA Engine Contact for price 950F LOADER ConditionUsedStock Number18952 MLS Number14401208CategoryEngines Last Updated6/1/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 1987 CAT 3306 DITAAC Diesel Engine 76K MILES! $7,695 USD 1989 Caterpillar 3306 diesel engine, turbocharged, air to air aftercooled, 270 HP at 2000 RPM rating, arrangement # 2W-1850 (2W1850,) SAE #1 flywheel housing, front sump, high torque,... ConditionUsedStock Number18951 MLS Number14401206CategoryEngines Last Updated6/1/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos CAT 3304 PC Diesel Engine 4N-3975 950 LOADER $5,795 USD Caterpillar 3304 PC diesel engine, turbocharged, mechanical fuel system, pre-combustion injection, arrangement # 4N3975 (4N-3975,) CAT 950 loader application, later model PC engine w/ short... ConditionUsedStock Number18945 MLS Number14401199CategoryEngines Last Updated6/1/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 1996 CAT 3406E Diesel Engine 5EK LOW MILES $11,795 USD 1996 Caterpillar 3406E diesel engine, turbocharged, air to air aftercooled, 5EK serial prefix, 40 pin ECM, AR # 133-7769 (1337769,) 330 HP rating, core AR # 116-6342 (1166342,) complete as... ConditionUsedStock Number18923 MLS Number14389745CategoryEngines Last Updated5/26/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos 2007 CAT 3508C Diesel Engine AR # 264-4644 $32,995 USD 2008 Caterpillar 3508 diesel engine, arrangement # 264-4644 (2644644,) electronic fuel system governor, twin turbocharged, 900 HP at 1200 RPM rating, performance spec 0K7019, complete power... ConditionUsedStock Number18910 MLS Number14389397CategoryEngines Last Updated5/25/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 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 Number18909 MLS Number14389396CategoryEngines Last Updated5/25/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 19 Photos View 0 Videos 1998 CAT 3508 Diesel Engine REBUILT 4W-0281 $46,995 USD 1998 Caterpillar 3508 diesel engine, arrangement # 4W-0281 (4W0281,) mechanical fuel system governor, twin turbocharged, approximately 760 HP at 1200 RPM rating, 1410 high idle RPM,... ConditionUsedStock Number18904 MLS Number14389391CategoryEngines Last Updated5/25/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2009 CAT 3508C Diesel Engine POWER UNIT AR # 264-4644 $29,995 USD 2009 Caterpillar 3508 diesel engine, arrangement # 264-4644 (2644644,) electronic fuel system governor, twin turbocharged, 900 HP at 1200 RPM rating, performance spec 0K7019, complete power... ConditionUsedStock Number18818 MLS Number14352224CategoryEngines Last Updated5/25/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 14 Photos View 0 Videos 2008 CAT 3508C Diesel Engine POWER UNIT AR # 264-4644 $32,995 USD 2008 Caterpillar 3508 diesel engine, arrangement # 264-4644 (2644644,) electronic fuel system governor, twin turbocharged, 900 HP at 1200 RPM rating, performance spec 0K7019, complete power... ConditionUsedStock Number18899 MLS Number14389108CategoryEngines Last Updated5/24/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 13 Photos View 0 Videos 2004 CAT 3508 Diesel Engine POWER UNIT AR # 4W-0281 $32,995 USD 2004 Caterpillar 3508 diesel engine, arrangement # 4W-0281 (4W0281,) mechanical fuel system governor, twin turbocharged, 820 HP at 1300 RPM rating, 1410 high idle RPM, performance spec... ConditionUsedStock Number18898 MLS Number14389107CategoryEngines Last Updated5/24/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info