Used Caterpillar C12 Engines For Sale in United States

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Caterpillar C12 Engine for a 2000 Sterling L9500

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(Used) 1999 Caterpillar C12, ENGINE ASSEMBLY- Displacement: 12.0L, Horsepower: 380, Serial Number: 2KS43495, Part Number: C01-00005-101, For more information about this item, give us a call....

Condition	Used
CPL/ARR	171-8476
Horse Power	380 HP
Fits To Make(s)	Sterling
Fits To Model(s)	L9500
Will Fit Year(s)	2000
Part Number	C01-00005-101
Stock Number	P-503264
MLS Number	14373105
Category	Engines
Last Updated	5/15/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Caterpillar C12 Engine for a 2004 Peterbilt 385

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(Used) 2003 Caterpillar C12, ENGINE ASSEMBLY- Displacement: 12.0L, Horsepower: 431, Ar.No./CPL: 230-8601, Serial Number: MBL05631, Part Number: E12ZFP0109011E14**, For more information about...

Condition	Used
CPL/ARR	230-8601
Horse Power	431 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	385
Will Fit Year(s)	2004
Part Number	E12ZFP0109011E14**
Stock Number	P-503038
MLS Number	14372831
Category	Engines
Last Updated	5/15/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine for a 1998 Ford AT9513 Aeromax 113

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$3,995 USD

COMPLETE CORE ENGINE ASSEMBLY/WATER IN OIL/ 40 PIN ECM, Serial#: 1YN10774, Horse Power: 410, ARR/CPL: NA, Casting#: NA

Condition	Used
Horse Power	410 HP
Fits To Make(s)	Ford
Fits To Model(s)	AT9513 Aeromax 113
Will Fit Year(s)	1998
Part Number	C-12 40PIN
Stock Number	32424-6
MLS Number	12741624
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar C12 Engine for a 2003 Peterbilt 385

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CORE ENGINE/INCOMPLETE/UNKNOWN DAMAGE? PARTS OK., Serial#: 2KS84312, Horse Power: GET, Casting#: NA

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	385
Will Fit Year(s)	2003
Part Number	C12
Stock Number	122223-3
MLS Number	12525963
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar C12 Engine for a 2003 Peterbilt 385

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Was running core, call for part availability., Serial#: 2ks84312, Horse Power: 0

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	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar C12 Engine

Newly Listed

$17,695 USD

USED Caterpillar C12 Truck Diesel Engine - Fully Tested, Warranty 430 HP (Have this in 2KS and MBL), Engine Brake Turbo - Complete Engine, Engine will be cleaned and painted and look...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	430 HP
MLS Number	14370367
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2002 Caterpillar C12 Engine

Newly Listed

$16,695 USD

2002 Caterpillar C12 430 HP, S/N- 2KS940095, 2 MONTH WARRANTY, ECM is Included 90 Days Warranty Please call Joe for a quote! - 954-205-3067

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	430 HP
MLS Number	14370267
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2005 Caterpillar C12 Engine

Newly Listed

$16,695 USD

2005 Caterpillar C12 460 HP, S/N Prefix- MBL, ECM is Included 90 Days Warranty Please call Joe for a quote! - 954-205-3067

Warranty

Condition	Used
Horse Power	460 HP
MLS Number	14370258
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

Caterpillar C12 Engine for a 1998 Peterbilt 385

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ENGINE FOR PARTS OK . HEAD OR HEAD GASKET PROBLEMS, BEEN PARTED OUT. NOT COMPLETE, Serial#: 1YN10815, Horse Power: GET, Casting#: 1YN10815

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	385
Will Fit Year(s)	1998
Part Number	NA
Stock Number	42420-10
MLS Number	10179633
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2003 Caterpillar C12 Engine

Newly Listed

$16,695 USD

2003 Caterpillar C12 460 HP, S/N- MBL09442, ECM is Included 90 Days Warranty Please call Joe for a quote! - 954-205-3067

Warranty

Condition	Used
Usage	35,000 Miles
Horse Power	460 HP
MLS Number	14370254
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

Caterpillar C12 Engine for a 2000 Kenworth T800

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CORE ENGINE/ JAKES INVENTORIED SEPARATE/COMPRESSOR SEPERATE, Serial#: 2KS, Horse Power: 425, Casting#: 2KS

Condition	Used
Horse Power	425 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2000
Stock Number	51419-10
MLS Number	9759296
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar C12 Engine for a 2004 Peterbilt 385

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BURN CORE. GOOD FOR PARTS,BLOCK AND CRANK OK, Serial#: MBL08614, Core Charge: N/A, Horse Power: CORE, ARR/CPL: N/A

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	385
Will Fit Year(s)	2004
Stock Number	20618-9
MLS Number	9351666
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar C12 Engine for a 2002 Freightliner FLD

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GOOD ENGINE LAST RAN 1/7/26, Serial#: S2K577932, Horse Power: 380

Condition	Used
Horse Power	380 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD
Will Fit Year(s)	2002
Stock Number	K96398-1
MLS Number	14077098
Category	Engines
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Caterpillar C12 Engine for a 2002 International 2674

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GOOD ENGINE LAST RAN 9/8/25, Serial#: 2KS78570, Horse Power: 431

Condition	Used
Horse Power	431 HP
Fits To Make(s)	International
Fits To Model(s)	2674
Will Fit Year(s)	2002
Stock Number	552047-1
MLS Number	13801268
Category	Engines
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Caterpillar C12 Engine for a 2003 International 2674

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GOOD ENGINE LAST RAN 6/23/24, Serial#: 2KS78574, Horse Power: 431

Condition	Used
Horse Power	431 HP
Fits To Make(s)	International
Fits To Model(s)	2674
Will Fit Year(s)	2003
Stock Number	552059-1
MLS Number	12955840
Category	Engines
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Caterpillar C12 Engine for a 2000 Peterbilt 387

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Core Motor., Serial#: 2KS30499, Horse Power: N/A, Casting#: 2KS30499

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Will Fit Year(s)	2000
Stock Number	529553-1
MLS Number	9390684
Category	Engines
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Caterpillar C12 Engine for a 2002 International 9200I

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Core engine, Serial#: 2KS80799, Horse Power: 505, Casting#: 2KS80799

Condition	Used
Horse Power	505 HP
Fits To Make(s)	International
Fits To Model(s)	9200I
Will Fit Year(s)	2002
Stock Number	045827-1
MLS Number	9389431
Category	Engines
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

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Caterpillar C12 Engine for a 2002 Sterling L9500

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$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	5/14/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

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Caterpillar C12 Engine - 425 HP

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$24,000 USD

used Caterpillar C12 engine MBN serial, This is a complete out of frame overhauled engine with paperwork on it ,Oil pump, oil cooler,water pump,harness,starter...

Condition	Used
Horse Power	425 HP
Stock Number	3808904
MLS Number	11152404
Category	Engines
Last Updated	5/14/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

2002 Caterpillar C12 Engine

Newly Listed

$15,695 USD

2005 Caterpillar C12 430 HP, S/N- MBL, ECM is Included, We also have these in Complete Rebuilds $26,995.00 90 Days Warranty Please call Joe for a quote! - 954-205-3067

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	430 HP
MLS Number	14367020
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2002 Caterpillar C12 Engine

Newly Listed

$15,695 USD

2002 Caterpillar C12 430 HP, S/N- MBL06399, ECM is Included, We have many versions and Years of C-12 in Stock!

Warranty

Condition	Used
Horse Power	430 HP
MLS Number	14367016
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2004 Caterpillar C12 Engine

Newly Listed

$15,495 USD

2004 Caterpillar C12 410 HP, S/N- 2KS, ECM is Included 90 Days Warranty

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	410 HP
MLS Number	14366860
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2003 Caterpillar C12 Engine

Newly Listed

$14,695 USD

2003 Caterpillar C12 410 HP S/N- 2KS ECM is Included We have many versions and Years of C-12 in Stock! 90 Days Warranty

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	410 HP
MLS Number	14366816
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

(844) 596-___ SHOW
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Caterpillar C12 Engine

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$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...

Condition	Used
Stock Number	7232
MLS Number	13354202
Category	Engines
Last Updated	5/16/2026
Location	Chicago, IL, US
Sold By	Diesel Sales