Caterpillar C12 Engines For Sale in United States

2004 Caterpillar C12 2KS Engine

$14,000 USD

60 DAYS WARRANTY IN BLOCK, CYLINDER HEAD, CRANK SHAFT, PARTS ONLY GOOG RUNNING ENGINE !!!

Condition	Used
Stock Number	65984
MLS Number	11092623
Category	Engines
Last Updated	7/2/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

1999 Caterpillar C12 2KS Engine

$14,000 USD

NEW CYLINDER HEAD, BLOCK CHANGED CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE, NEW CYLINDER HEAD.

Warranty

Condition	Used
Horse Power	430 HP
Stock Number	1150
MLS Number	11407264
Category	Engines
Last Updated	7/2/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

2002 Caterpillar C12 Engine

$14,000 USD

CORE EXCHANGE IS NEEDED. GOOD RUNNING ENGINE

Warranty

Condition	Used
Horse Power	430 HP
Stock Number	2023
MLS Number	12616371
Category	Engines
Last Updated	7/2/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

2002 Caterpillar C12 Engine

$14,000 USD

GOOD RUNNING ENGINE, CORE EXCHANGE NEEDED

Warranty

Condition	Used
Horse Power	430 HP
Part Number	5001522
Stock Number	1523
MLS Number	12231279
Category	Engines
Last Updated	7/2/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

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

Condition	Used
Horse Power	410 HP
Part Number	179-4073
Stock Number	1876
MLS Number	13070601
Category	Engines
Last Updated	7/2/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

Caterpillar C12 Engine USED

$14,000 USD

GOOD RUNNING ENGINE/ CORE AR @165-0614 AR No.171-5150

Warranty

Condition	Used
Horse Power	317 HP
Stock Number	2021
MLS Number	13396844
Category	Engines
Last Updated	7/2/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

2000 Caterpillar C12 2KS Engine

$14,000 USD

CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE.

Warranty

Condition	Used
Horse Power	410 HP
Stock Number	1172
MLS Number	11410144
Category	Engines
Last Updated	7/2/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

(833) 541-___ SHOW
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Caterpillar C12 Engine for a 2003 Peterbilt 385

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Was running core, call for part availability., Serial#: 2ks84312, Horse Power: 000

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	385
Will Fit Year(s)	2003
Part Number	C12
Stock Number	122323-6
MLS Number	12523563
Category	Engines
Last Updated	11/11/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(877) 254-___ SHOW
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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

Condition	Used
Horse Power	410 HP
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CENTURY
Stock Number	27891
MLS Number	13438218
Category	Engines
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

Caterpillar C12 Engine Core

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(Core) 1997 Caterpillar C-12, ENGINE ASSEMBLY- Family Number: VCP729EZDARX, Displacement: 11.9L, Horsepower: 339, E.C.S: EM, DI, Reference images for condition For more information about...

Condition	Used
Horse Power	339 HP
Stock Number	P-99180
MLS Number	13486245
Category	Engine Cores
Last Updated	3/29/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine for a 1999 Sterling L9522

$9,999.99 USD

(Core) 1999 Caterpillar C12, ENGINE ASSEMBLY- Displacement: 11.9L, Horsepower: 410, Ar.No./CPL: 169-9466, Serial Number: 2KS02441, Part Number: C01-00005-026, ECS: EM, DI, TC, ECM, CAC,...

Condition	Used
CPL/ARR	169-9466
Horse Power	410 HP
Fits To Make(s)	Sterling
Fits To Model(s)	L9522
Will Fit Year(s)	1999
Part Number	C01-00005-026
Stock Number	P-74705
MLS Number	12686551
Category	Engines
Last Updated	3/29/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine Core

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(Core) Engine Does Not Turn 360 Degrees Complete, 1997 Caterpillar C12, ENGINE ASSEMBLY- Displacement: 11.9L Horsepower: 321, ESN: 1YN10090, Reference images for condition For more...

Condition	Used
Horse Power	321 HP
Stock Number	P-99142
MLS Number	13483474
Category	Engine Cores
Last Updated	3/28/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 457-___ SHOW
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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...

Condition	Used
Stock Number	2KS03436
MLS Number	13406756
Category	Engines
Last Updated	3/20/2025
Location	Harrisburg, PA, US
Sold By	Cleveland Brothers Truck Centers

2004 Caterpillar C12 Engine Rebuilt

$23,000 USD

GOOD RUNNING ENGINE

Warranty

Condition	Remanufactured
Horse Power	430 HP
Stock Number	2020
MLS Number	13395829
Category	Engines
Last Updated	10/8/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

(844) 457-___ SHOW
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Caterpillar C12 Engine

$29,000 USD

FOR SALE: CAT C12 S/N: 2KS93477 430HP, PACCAR ARR, REAR SUMP OIL PAN, INSTALLED NEW LOWER END REBUILD KIT (CAT GOLD KIT) AND NEW CYLINDER HEAD. DYNO TESTED. 1 YEAR PARTS WARRANTY. CAN...

Condition	Remanufactured
Stock Number	2KS93477
MLS Number	13363133
Category	Engines
Last Updated	1/24/2025
Location	Harrisburg, PA, US
Sold By	Cleveland Brothers Truck Centers

(305) 688-___ SHOW
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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

Condition	Used
CPL/ARR	139-9709
Horse Power	430 HP
Part Number	40-PIN, AR# 139-9709
Stock Number	8196
MLS Number	13219639
Category	Engines
Last Updated	12/10/2024
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(855) 980-___ SHOW
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Caterpillar C12 Engine Core for a 2004 Kenworth T800

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PART'S ENGINE, Serial#: MBL17238, Horse Power: 430

Condition	Used
Horse Power	430 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2004
Stock Number	065180-1
MLS Number	13272202
Category	Engine Cores
Last Updated	12/6/2024
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

1999 Caterpillar C12 Diesel Engine

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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...

Condition	Used
Horse Power	335 HP
Stock Number	1123
MLS Number	8867433
Category	Engines
Last Updated	12/6/2024
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

2000 Caterpillar C12 Engine 2KS

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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,...

Condition	Used
Stock Number	S0575EN
MLS Number	11986065
Category	Engines
Last Updated	12/6/2024
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

2001 Caterpillar C12 Diesel Engine Assembly 2KS

$14,500 USD

GOOD USED 2001 CATERPILLAR C12 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! , 2001 , CATERPILLAR , C12 , S/N 2KS54967 , 70 PIN ECM , 430HP ,...

Warranty

Condition	Used
Assembly Number	2KS
Horse Power	430 HP
Emission Rating	EPA 2000
Part Number	2KS
Stock Number	S4967EN
MLS Number	13237793
Category	Engines
Last Updated	2/10/2025
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Caterpillar C12 Engine Core

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(Core) Caterpillar C12, ENGINE ASSEMBLY- Displacement: 11.9L, Horsepower: 455, Part Number: 9Y-4294 2, ECS: EM, DI, TC, ECM, CAC. Reference images for condition. For more information about...

Condition	Used
Horse Power	455 HP
Part Number	9Y-4294 2
Stock Number	P-90835
MLS Number	13197931
Category	Engine Cores
Last Updated	10/27/2024
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2003 Caterpillar C12 Diesel Engine Assembly

$10,500 USD

GOOD USED 2003 CATERPILLAR C12 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!, 2003, CATERPILLAR, C12 , S/N MBL02517 , 470HP , TESTED, INSPECTED, RUN TEST 10/24/24 - WATCH...

Warranty

Condition	Used
Assembly Number	MBL
Horse Power	470 HP
Emission Rating	EPA 2000
Part Number	MBL
Stock Number	S2517EN
MLS Number	13195000
Category	Engines
Last Updated	1/12/2025
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

2001 Caterpillar C12 Diesel Engine 2KS

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Used Caterpillar C12 Diesel Engine Assembly, for sale, with warranty!!!, 2001, Caterpillar , C12 , 70 Pin ECM , S/N 2KS07107 , Tested, inspected, run...

Warranty

Condition	Used
Horse Power	410 HP
Emission Rating	EPA 00
Part Number	2KS
Stock Number	S210EN
MLS Number	13190246
Category	Engines
Last Updated	1/12/2025
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 637-___ SHOW
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Caterpillar C12 Engine for a 2002 Sterling L9500

$18,500 USD

Cat C-12 Engine- GOOD RUNNING ENGINE- $18,500 w/ Exchange...., Serial#: 2KS67419, Horse Power: 425

Condition	Used
Horse Power	425 HP
Fits To Make(s)	Sterling
Fits To Model(s)	L9500
Will Fit Year(s)	2002
Part Number	2KS67419
Stock Number	295463157
MLS Number	13114623
Category	Engines
Last Updated	9/14/2024
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts