Used Caterpillar C12 Engines For Sale in United States

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

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$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.

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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	5/13/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

2002 CAT C12 Diesel Engine TAKEOUT

Newly Listed

$4,795 USD

1999 Caterpillar C12 diesel engine, turbocharged, air to air intercooled, 2KS prefix, wired for 70 pin ECM, arrangement # 174-2769 (1742769,) 380 HP rating. NO ECM INCLUDED. TAKEOUT ENGINE...

Condition	Used
Stock Number	18820
MLS Number	14361085
Category	Engines
Last Updated	5/10/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc

1999 Caterpillar C12 Engine

Newly Listed

$4,795 USD

1999 Caterpillar C12 diesel engine, turbocharged, air to air intercooled, 2KS prefix, wired for 70 pin ECM, arrangement # 165-0616 (1650616,) 410/425 HP rating. Jake brakes installed as...

Condition	Used
Stock Number	18819
MLS Number	14361084
Category	Engines
Last Updated	5/10/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc

2002 CAT C12 Diesel Truck Engine 455 HP LOW TIME!

$15,795 USD

2002 Caterpillar C12 diesel engine, on-road truck applications, removed from an Oshkosh airport vehicle, 455 HP rating, 2KS prefix, 70 pin ECM, AR # 218-9537 (2189537,) 3541 total run hours,...

Condition	Used
Stock Number	18794
MLS Number	14348327
Category	Engines
Last Updated	5/3/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc

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	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine for a 2000 Peterbilt 379

$8,999.99 USD

(Core) 1999 Caterpillar C12, ENGINE ASSEMBLY- Family Number: XCPXH0729ERK, Displacement: 11.9L, Horsepower: 455, Serial Number: 2KS11345, E.C.S.: EM, DI, TC, ECM, CAC, Reference images for...

Condition	Used
Horse Power	455 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2000
Stock Number	P-87137
MLS Number	13085788
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine for a 2001 International 9200I

$8,995.98 USD

(Used) 2000 Caterpillar C12, ENGINE ASSEMBLY- Family Number:YCPXH0729ERK Displacement: 12.0L, Horsepower: 339, ESN: 2KS50800, Part Number: 169-2280, Reference images for condition. For more...

Condition	Used
Horse Power	339 HP
Fits To Make(s)	International
Fits To Model(s)	9200I
Will Fit Year(s)	2001
Part Number	169-2280
Stock Number	P-37517
MLS Number	11825955
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine for a 2000 Sterling L9513

$8,995.98 USD

(Used) 1999 Caterpillar C12, ENGINE ASSEMBLY- Family Number: XCPXH0729ERK, Displacement: 12.0L, Horsepower: 425, Ar.No./CPL: 169-9469, ESN: 2KS11228, Part Number: 115-5852, ECS: EM, DI, TC,...

Condition	Used
CPL/ARR	169-9469
Horse Power	425 HP
Fits To Make(s)	Sterling
Fits To Model(s)	L9513
Will Fit Year(s)	2000
Part Number	115-5852
Stock Number	P-59516
MLS Number	12313842
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine for a 2002 Oshkosh S-SERIES

$8,995.98 USD

(Used) Blowby Excessive, 2001 Caterpillar C12, ENGINE ASSEMBLY- Part Number: 7E-8050 01, Serial Number: 2KS76567, Family Number: 1CPXH0729ERK, Displacement: 11.9L, Horsepower: 339/505,...

Condition	Used
Horse Power	420 HP
Fits To Make(s)	Oshkosh
Fits To Model(s)	S-SERIES
Will Fit Year(s)	2002
Part Number	7E-8050 01
Stock Number	P-76233
MLS Number	12735165
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine for a 2000 Freightliner FL112

$8,995.98 USD

(Used) 1999 Caterpillar C12, ENGINE ASSEMBLY- Displacement: 12.0L, Horsepower: 425, Ar.No./CPL: 169-5155, Serial Number: 2KS22901, Part Number: S01-25676-004, For more information about this...

Condition	Used
CPL/ARR	169-5155
Horse Power	425 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FL112
Will Fit Year(s)	2000
Part Number	S01-25676-004
Stock Number	P-94164
MLS Number	13296936
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine for a 2001 Peterbilt 357

$8,995.98 USD

(Used) 2000 Caterpillar C12 Excessive Blowby, ENGINE ASSEMBLY- Family Number: CP729EZDA, Displacement: 12.0L, Horsepower: 410, Ar.No./CPL: 192-9269, Serial Number: 2KS62013, Part Number:...

Condition	Used
CPL/ARR	192-9269
Horse Power	410 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	357
Will Fit Year(s)	2001
Part Number	E12D190109020X1102
Stock Number	P-100880
MLS Number	13537054
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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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

Condition	Used
Horse Power	430 HP
Stock Number	2174
MLS Number	14276123
Category	Engines
Last Updated	4/2/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

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,...

Condition	Used
Stock Number	18601
MLS Number	14247044
Category	Engines
Last Updated	3/17/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc