Caterpillar C12 Engines with 400-449 HP For Sale

(844) 402-___ SHOW
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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

(833) 835-___ SHOW
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Caterpillar C12 Engine for a 2002 Kenworth W900

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Caterpillar C12 engine, 410 Hp, Serial 2KS70525 ,tested in good running condition, Call or email for more information; we ship everywhere, Serial#: 2KS70525, Core Charge: TBD, Horse Power...

Condition	Used
Horse Power	410 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	2002
Part Number	2KS70525
Stock Number	KW-0878-34
MLS Number	13530913
Category	Engines
Last Updated	7/16/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

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

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

Condition	Used
Horse Power	430 HP
Stock Number	2145
MLS Number	14158746
Category	Engines
Last Updated	3/12/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

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

Condition	Used
CPL/ARR	164-8536
Horse Power	425 HP
Part Number	164-8536
Stock Number	9974
MLS Number	14141029
Category	Engines
Last Updated	7/16/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

REBUILT 2002 Caterpillar C12 Engine

$23,000 USD

REBUILT ENGINE FOR SALE

Warranty

Condition	Remanufactured
Horse Power	430 HP
Stock Number	2126
MLS Number	13869171
Category	Engines
Last Updated	10/6/2025
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

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.

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

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

(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.

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

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.

(833) 396-___ SHOW
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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.

(833) 396-___ SHOW
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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.

(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.

(833) 396-___ SHOW
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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.

2002 Caterpillar C12 Engine

$12,000 USD

GOOD RUNNING ENGINE N

Warranty

Condition	Used
Horse Power	445 HP
Part Number	2CPXH0729EBX
Stock Number	1836
MLS Number	12691416
Category	Engines
Last Updated	3/12/2024
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

2002 Caterpillar C12 Engine

$12,500 USD

GOOD RUNNING ENGINE, CORE EXCHANGED IS NEEDED

Warranty

Condition	Used
Horse Power	430 HP
Stock Number	1882
MLS Number	12638665
Category	Engines
Last Updated	2/19/2024
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

1998 Caterpillar C12 Diesel Engine 40-PIN ECM

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(USED) 1998 Caterpillar C12 Diesel Engine with Jake Brakes, 40-PIN ECM CONNECTORS, Ar # 152-3229, 410HP @ 1800 RPM, 11.9L, Engine Serial # 9NS03660, Stock # 1323 CALL FOR MORE INFORMATION!...

Condition	Used
Horse Power	410 HP
Stock Number	1323
MLS Number	9509154
Category	Engines
Last Updated	8/24/2023
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

1999 Caterpillar C12 2KS Engine

$14,000 USD

NEW INFRAME KIT CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE.

Warranty

Condition	Remanufactured
Horse Power	430 HP
Stock Number	1171
MLS Number	11410143
Category	Engines
Last Updated	3/23/2023
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC