Featured Item View 2 Photos View 0 Videos 1999 Caterpillar C12 Engine $8,000 USD 1999 Caterpillar C-12 DITA truck engine, S#: 2KS08852, Approx. 909,000 miles on engine, Currently equipped with an air starter, Arrangement #:174-2640, 355 stock HP, 1349 FTLB. Torque @... ConditionUsedUsage909,000 MilesPart Number174-2640 MLS Number9441273CategoryEngines Last Updated4/15/2026 LocationKnoxville, TN, US Sold ByStowers Machinery Corporation (833) 626-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C12 Engine Recently Updated $14,995 USD TRUCK OR INDUSTRIAL APPLICATION STARTING AT $12995.00 / See sample pictures attached. EXCHANGE WITH 100 DAY WARRANTY PLUS $1,000.00 REFUNDABLE CORE DEPOSIT., 2KS Pricing May Vary Depending... ConditionUsedStock Number7232 MLS Number13354202CategoryEngines Last Updated4/29/2026 LocationChicago, IL, US Sold ByDiesel Sales (844) 596-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 16 Photos View 0 Videos CAT C12 430HP 70-Pin Engine – TESTED – GOOD RUNNER – WARRANTY $13,000 USD Caterpillar C12 Diesel Engine – 430HP – 70-Pin – Run Tested – Good Runner, This listing represents a Caterpillar C12 engine rated at approximately 430HP with a 70-pin configuration. This is... Warranty ConditionUsedHorse Power430 HPStock Number2174 MLS Number14276123CategoryEngines Last Updated4/2/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 1997 CAT C12 Diesel Engine 40 PIN w/ JAKES 410 HP AR # 128-0342 $8,295 USD 1997 Caterpillar C12 diesel engine, turbocharged, air to air intercooled, arrangement # 128-0342 (1280342,) 410 HP rating, Jacobs engine brake, complete as pictured. ENGINE TEST RAN CLEAN,... ConditionUsedStock Number18601 MLS Number14247044CategoryEngines Last Updated3/17/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 1997 CAT C12 Diesel Engine 380 HP AR # 152-3270 $7,695 USD 1997 Caterpillar C12 diesel engine, turbocharged, air to air aftercooled, air compressor, uses 40 pin ECM, arrangement # 152-3270 (1523270,) PACCAR truck applications, 380 HP at 1800 RPM... ConditionUsedStock Number18600 MLS Number14247043CategoryEngines Last Updated3/15/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 1 Video USED- 2002 Caterpillar C12 Engine, FULLY TESTED, W/WARRANTY $13,000 USD 2002 Caterpillar C12 Engine – Used – Fully Tested – Warranty, Reliable heavy-duty Caterpillar C12 diesel engine removed from a running unit and fully tested prior to sale. Engine is in good... Warranty ConditionUsedHorse Power430 HPStock Number2145 MLS Number14158746CategoryEngines Last Updated3/12/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2002 CAT C12 Turbo Diesel Engine AR # 219-9439 410 HP $8,795 USD 2002 Caterpillar C12 diesel engine, turbocharged, air to air intercooled, arrangement # 219-9439 (2199439,) Freightliner truck applications, 410 HP at 2100 RPM rating, 70 pin ECM, complete... ConditionUsedStock Number18594 MLS Number14231801CategoryEngines Last Updated3/9/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2003 CAT C12 Diesel Engine GOV'T SURPLUS 410 HP W/ JAKES $12,795 USD 2003 Caterpillar C12 diesel engine, on-road truck applications, removed from an Oshkosh military vehicle, jake brakes, 410 HP rating, 9SM prefix, 70 pin ECM, AR # 140-2260 (1402260,) only... ConditionUsedStock Number18578 MLS Number14231048CategoryEngines Last Updated3/8/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2004 CAT C12 Diesel Engine GOV'T SURPLUS INDUSTRIAL! BCY $15,995 USD 2004 Caterpillar C12 diesel engine, turbocharged, electronic fuel system, 70 pin ECM, air to air aftercooled, arrangement # 212-3802, 432 HP at 1800 RPM rating, removed from a military... ConditionUsedStock Number18562 MLS Number14215089CategoryEngines Last Updated3/2/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2007 CAT C12 Industrial Diesel Engine LOW HOURS! $16,995 USD 2007 Caterpillar C12 diesel engine, turbocharged, electronic fuel system, 70 pin ECM, air to air aftercooled, arrangement # 212-3802, 432 HP at 1800 RPM rating. ENGINE TEST RAN CLEAN, NO... ConditionUsedStock Number18527 MLS Number14158673CategoryEngines Last Updated2/23/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 15 Photos View 1 Video 1998 Caterpillar C12 Engine with Jake Brakes, 9NS, 40-PIN $12,500 USD (GOOD USED TEST RUN INTERNALLY INSPECTED) 1998 Caterpillar C12 Diesel Engine For Sale with Jake Brakes, AR# 164-8536, 40-PIN, Freightliner, 425HP RATED @ 2100 RPM, Engine Serial # 9NS17031... Warranty ConditionUsedCPL/ARR164-8536Horse Power425 HPPart Number164-8536Stock Number9974 MLS Number14141029CategoryEngines Last Updated2/12/2026 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Reconditioned Caterpillar C12 Engine $14,000 USD RECONDITIONED CAT C12, BEARING AND SEALED, BRAND NEW CYLINDER HEAD, $14,000, $2,500 CORE, ConditionUsed MLS Number13367605CategoryEngines Last Updated9/11/2025 LocationHouston, TX, US Sold ByTTM Diesel LLC (855) 701-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 15 Photos View 1 Video 1999 Caterpillar C12 Engine with Jake Brakes, 2KS, 70-PIN Contact for price (GOOD USED TEST RUN INTERNALLY INSPECTED) 1999 Caterpillar C12 Diesel Engine with Jake Brakes For Sale, 2KS, 425HP @ 1800 RPM, AR# 169-9212, SHORT BLOCK# 0R9680, 30R0130, 70-PIN, 11.9L, 6... Warranty ConditionUsedCPL/ARR169-9212Horse Power425 HPPart Number2KSStock Number2843 MLS Number13133906CategoryEngines Last Updated8/14/2025 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2004 Caterpillar C12 2KS Engine $14,000 USD 60 DAYS WARRANTY IN BLOCK, CYLINDER HEAD, CRANK SHAFT, PARTS ONLY GOOG RUNNING ENGINE !!! ConditionUsedStock Number65984 MLS Number11092623CategoryEngines Last Updated7/2/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 1999 Caterpillar C12 2KS Engine $14,000 USD NEW CYLINDER HEAD, BLOCK CHANGED CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE, NEW CYLINDER HEAD. Warranty ConditionUsedHorse Power430 HPStock Number1150 MLS Number11407264CategoryEngines Last Updated7/2/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2002 Caterpillar C12 Engine $14,000 USD CORE EXCHANGE IS NEEDED. GOOD RUNNING ENGINE Warranty ConditionUsedHorse Power430 HPStock Number2023 MLS Number12616371CategoryEngines Last Updated7/2/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2002 Caterpillar C12 Engine $14,000 USD GOOD RUNNING ENGINE, CORE EXCHANGE NEEDED Warranty ConditionUsedHorse Power430 HPPart Number5001522Stock Number1523 MLS Number12231279CategoryEngines Last Updated7/2/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2000 Caterpillar C12 Engine $14,000 USD (USED) Caterpillar C12Diesel Engine For Sale 2KS***, (70-PIN ECM CONNECTOR PLUGS)410HP@ 1800RPM, AR # 171-4073, MAX HP RATING 425HP, Engine Serial # 2KS***4, Stock # 1876 Warranty ConditionUsedHorse Power410 HPPart Number179-4073Stock Number1876 MLS Number13070601CategoryEngines Last Updated7/2/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Caterpillar C12 Engine USED $14,000 USD GOOD RUNNING ENGINE/ CORE AR @165-0614 AR No.171-5150 Warranty ConditionUsedHorse Power317 HPStock Number2021 MLS Number13396844CategoryEngines Last Updated7/2/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2000 Caterpillar C12 2KS Engine $14,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE. Warranty ConditionUsedHorse Power410 HPStock Number1172 MLS Number11410144CategoryEngines Last Updated7/2/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 1998 Caterpillar C12 Engine for a Freightliner CENTURY $4,500 USD ENGINE RUNS WELL AND HOLDS GOOD OIL PRESSURE/ 30 DAY WARRANTY ON ALL MAJOR CASTING PARTS, HIGH MILEAGE BUT RUNS GREAT, 1,355,686 MILES 40 PIN CONNECTOR ConditionUsedHorse Power410 HPFits To Make(s)FREIGHTLINERFits To Model(s)CENTURYStock Number27891 MLS Number13438218CategoryEngines Last Updated12/15/2025 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 1999 Caterpillar C12 Engine $18,000 USD FOR SALE: CAT C12 S/N 2KS03436 430HP PACCAR ARR. DYNO TESTED. OIL SAMPLE TEST.. RUNS VERY WELL. REBUILT AT SOME POINT RECENTLY. 90 DAY HEAD, BLOCK, CRANK PARTS WARRANTY. CALL FOR MORE... ConditionUsedStock Number2KS03436 MLS Number13406756CategoryEngines Last Updated4/25/2026 LocationHarrisburg, PA, US Sold ByCleveland Brothers Truck Centers (844) 457-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 18 Photos View 1 Video 1996 Caterpillar C12 Engine with Jake Brakes, 40 PIN $9,500 USD (GOOD USED TEST RUN INTERNALLY INSPECTED)1996 Caterpillar C12 Diesel Engine For Sale with Jake Brakes, 430HP @ 1800RP, 40-PIN, AR# 139-9709, FAMILY TCP729EZDARL, 11.9L, 6 CYLINDERS,... Warranty ConditionUsedCPL/ARR139-9709Horse Power430 HPPart Number40-PIN, AR# 139-9709Stock Number8196 MLS Number13219639CategoryEngines Last Updated12/10/2024 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 1999 Caterpillar C12 Diesel Engine Contact for price USED 1999 CATERPILLAR C12 ENGINE, 70 PIN ECM, S/N 2KS30019, A/R# 169-9334, 335HP, 420HP MAX, 300K MILES, TESTED AND INSPECTED, TEST RUN 10/17/16, RUNS PERFECT, FOR MORE INFORMATION ABOUT... ConditionUsedHorse Power335 HPStock Number1123 MLS Number8867433CategoryEngines Last Updated12/6/2024 LocationPalmyra, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2000 Caterpillar C12 Engine 2KS Contact for price Good Used 2000 Caterpillar C12 Engine Assembly, S/N 2KS60575, 370HP, AR NO: 198-3549, Core AR: 165-0609, Caterpillar Family# CP729EZDA, Tested, Inspected, Test Run 3/31/23, Clean Engine,... ConditionUsedStock NumberS0575EN MLS Number11986065CategoryEngines Last Updated12/6/2024 LocationScranton, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info