Used Caterpillar C12 Engines For Sale

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2024 Caterpillar C12 MARG - NEW / NEVER USED Engine

$76,098.55 USD

Horsepower 705.0 hp,

Condition	Used
Stock Number	N220004BV
MLS Number	13769803
Category	Engines
Last Updated	3/12/2026
Location	Darthmouth, NS, Canada
Sold By	Toromont Power Systems

1999 Caterpillar C12 Engine with Jake Brakes, 2KS, 70-PIN

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(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

Condition	Used
CPL/ARR	169-9212
Horse Power	425 HP
Part Number	2KS
Stock Number	2843
MLS Number	13133906
Category	Engines
Last Updated	8/14/2025
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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

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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.

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.

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.

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.

2002 Caterpillar C12 Diesel Engine Assembly 2KS

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GOOD USED 2002 CATERPILLAR C12 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY! , 2002 , CATERPILLAR , C12 , 70 PIN ECM , S/N 2KS80097 , 470HP ...

Warranty

Condition	Used
Assembly Number	2KS
Horse Power	470 HP
Emission Rating	EPA 2000
Part Number	2KS
Stock Number	S2444EN
MLS Number	13074714
Category	Engines
Last Updated	12/9/2024
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(844) 385-___ SHOW
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1998 Caterpillar C12 Engine

$11,000 USD

(GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1998 Caterpillar C12 Diesel Engine with Jake Brakes (40PINECMCONNECTOR), Serial # 9NS11029, AR # 150-6136, 425HP RATED @ 2100 RPM, Short Block #...

Condition	Used
CPL/ARR	150-6136
Horse Power	425 HP
Part Number	AR # 150-6136
Stock Number	006198
MLS Number	12821849
Category	Engines
Last Updated	8/6/2024
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

1998 Caterpillar C12 70 pin 2KS Engine

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Good Used Caterpillar C12 Engine Assembly, S/N 2KS01600, 455HP, tested, inspected, low miles, comes with warranty. All engines sold are on site! Never brokered! We can provide mileage,...

Condition	Used
Stock Number	S4847EN
MLS Number	11650610
Category	Engines
Last Updated	12/6/2024
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

1998 Caterpillar C12 Engine, 70-PIN

$12,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 1998 Caterpillar C12 Diesel Engine For Sale, 370HP, AR# 152-3298, 70-PIN, CORE AR# 148-2020, 11.9L, 6 Cylinders, Turbocharged, Engine Serial#...

Warranty

Condition	Used
CPL/ARR	152-3298
Horse Power	370 HP
Part Number	AR# 152-3298
Stock Number	7436
MLS Number	12926482
Category	Engines
Last Updated	10/14/2025
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

2001 Caterpillar C12 Diesel Engine Assembly 2KS 70 Pin ECM

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TESTED USED CATERPILLAR C12 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY! , 2001 , CATERPILLAR , C12 , ESN: 2KS16935 , 470HP ,...

Warranty

Condition	Used
Assembly Number	2KS
Horse Power	470 HP
Emission Rating	EPA 2000
Stock Number	S6935EN
MLS Number	12924689
Category	Engines
Last Updated	12/17/2024
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

2001 Caterpillar C12 Diesel Engine Assembly 2KS 70 Pin ECM

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GOOD USED 2001 CATERPILLAR C12 DIESEL ENGINE FOR SALE WITH WARRANTY!!! , YEAR: 2001 , MODEL: C12 , S/N 2KS82025 , FAMLY# 2CPXH0729ERK , 430 HP 505HP MAX ...

Warranty

Condition	Used
Horse Power	430 HP
Emission Rating	EPA 2000
Part Number	2KS
Stock Number	S178EN
MLS Number	12903556
Category	Engines
Last Updated	12/9/2024
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

1999 Caterpillar C12 Engine, 2KS, 70-PIN

$13,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 1999 Caterpillar C12 Diesel Engine For Sale, 410HP @ 1800RPM, AR# 1715005, 70-PIN ECM CONNECTOR PLUGS, 11.9L, 6 Cylinders, Turbocharged,Engine...

Warranty

Condition	Used
CPL/ARR	1715005
Horse Power	410 HP
Will Fit Year(s)	1999 2000 2001 2002 2003
Part Number	70-PIN ECM CONNECTOR PLUGS
Stock Number	2862
MLS Number	12867768
Category	Engines
Last Updated	10/14/2025
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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2000 Caterpillar C12 Engine for a Peterbilt 385

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CAT C-12 ENGINE ASSY/410 HP/SER # 2KS43329/CORE-HAS FIRE DAMAGE

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	385
Stock Number	90570
MLS Number	12835400
Category	Engines
Last Updated	5/2/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.