Used Cummins Engines with 400-449 HP For Sale

Cummins ISX Engine for a 2010 International PROSTAR

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ISX15 435HP ESN#79366605, CM871, CPL2732. PENDING INSPECTION. WILL TEST RUN AND CHECK BEARINGS. 180 DAY WARRANTY ON HEAD, BLOCK AND CRANK, Serial#: 79366605, Horse Power: 435HP, ARR/CPL:...

Condition	Used
CPL/ARR	2732
Horse Power	435 HP
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2010
Stock Number	20226-3
MLS Number	14123527
Category	Engines
Last Updated	6/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(844) 402-___ SHOW
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Cummins ISX Engine for a 2016 Kenworth T680

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(Used) 2015 Cummins ISX, ENGINE ASSEMBLY- REMANUFACTURED!! Date Remanufactured: 06/28/22, Displacement: 11.9L, Horsepower: 400, Ar.No./CPL: 5736, E.S.N.: 60845287, Part Number: 4018419,...

Condition	Used
CPL/ARR	5736
Horse Power	400 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2016
Part Number	4018419
Stock Number	P-504303
MLS Number	14427268
Category	Engines
Last Updated	7/29/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(833) 835-___ SHOW
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Cummins ISX Engine for a 2007 International 9400I

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2007 Cummins ISX engine for sale. Model: ISX 435ST, Horse Power: 435, CPL: 8520, Serial: 79089866, Family: 5CEXH0912XAJ, Ref No: 822B4240. Phone, email, or text for more information. We...

Condition	Used
CPL/ARR	8520
Horse Power	435 HP
Fits To Make(s)	International
Fits To Model(s)	9400I
Will Fit Year(s)	2007
Stock Number	IN-0915-3
MLS Number	14371887
Category	Engines
Last Updated	6/13/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

Cummins ISX Engine for a 2008 International LA617

$10,995 USD

ISX 435HP CM871 RUNS GOOD, LIGHT BLOWBY NEW ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK. VERY CLEAN ENGINE/ REPLACEMENT? TRIP MILES ON REPLACEMENT ENGINE? ODOMETER 1.1/ TRIP...

Condition	Used
CPL/ARR	2732
Horse Power	435 HP
Fits To Make(s)	International
Fits To Model(s)	LA617
Will Fit Year(s)	2008
Part Number	CM871
Stock Number	70524-1
MLS Number	12971706
Category	Engines
Last Updated	6/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(855) 980-___ SHOW
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Cummins ISX Engine for a 2015 Volvo VNL

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ENGINE HAS A BROKEN FLYWHEEL HOUSING, Serial#: 79845323, Horse Power: 424

Condition	Used
Horse Power	424 HP
Fits To Make(s)	Volvo
Fits To Model(s)	VNL
Will Fit Year(s)	2015
Stock Number	952421-1
MLS Number	14423690
Category	Engines
Last Updated	6/13/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

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Cummins NTC400 Engine for a 1989 International 9370

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GOOD ENGINE LAST RAN 3/12/26, Serial#: 10738579, Horse Power: 400, ARR/CPL: 0339

Condition	Used
CPL/ARR	0339
Horse Power	400 HP
Fits To Make(s)	International
Fits To Model(s)	9370
Will Fit Year(s)	1989
Stock Number	028313-15
MLS Number	14243954
Category	Engines
Last Updated	6/13/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

(855) 905-___ SHOW
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2016 Cummins ISX15 Engine for a Cummins ISX15 4583

$15,000.45 USD

Runs great. Replaced rods and mains, flywheel housing gasket, front and rear main seal, resealed the timing cover and ran the overhead. Has new dry filters BEARING/SEALED 10/21/22, STARTED...

Condition	Used
Usage	787,526 Miles
CPL/ARR	4583
Horse Power	415 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 4583
Stock Number	2144705
MLS Number	11677675
Category	Engines
Last Updated	6/9/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

(305) 688-___ SHOW
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2019 Cummins X15 Engine, CPL 4342

$18,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2019 Cummins X15 Diesel Engine For Sale, CM2350 X114B, CPL 4342, X15 400ST, Family# KCEXH0912XAW, 15.0L, 6 CYLINDERS, Turbocharged, Engine Serial...

Warranty

Condition	Used
CPL/ARR	4342
Horse Power	400 HP
MLS Number	14402693
Category	Engines
Last Updated	6/2/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

2009 Cummins ISX Engine

$26,695 USD

2009 Cummins ISX CPL-2732 HP- 450ST, S/N: 79382239, ECM is Included, We have many versions and Years of ISX in Stock!, We also stock these Cummins ISX Engines CPL-1855 - CPL-2592 -...

Warranty

Condition	Used
Usage	100,000 Miles
CPL/ARR	2732
Horse Power	400 HP
MLS Number	14384517
Category	Engines
Last Updated	5/21/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2006 Cummins ISX Engine

$26,695 USD

2006 Cummins ISX CPL-8520 HP- 400ST, Rebuilt head, New Pistons, New Liners, New Seals, S/N: 79154463, ECM is Included, We have many versions and Years of ISX in Stock!, We also stock...

Warranty

Condition	Used
Usage	100,000 Miles
CPL/ARR	8520
Horse Power	400 HP
MLS Number	14384516
Category	Engines
Last Updated	5/21/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2006 Cummins ISX Engine

$26,695 USD

2006 Cummins ISX CPL-8520 HP- 400ST, Rebuilt head, New Pistons, New Liners, New Seals, S/N: 79154463, ECM is Included, We have many versions and Years of ISX in Stock!, We also stock...

Warranty

Condition	Used
Usage	100,000 Miles
CPL/ARR	8520
Horse Power	400 HP
MLS Number	14384515
Category	Engines
Last Updated	5/21/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2012 Cummins ISX12 Engine

$26,795 USD

USED 2012 Cummins ISX12 Truck Diesel Engine - Fully Tested, Warranty Engine Size 11.9, 425 HP, ENGINE COMES COMPLETE DROP IN, Engine will be cleaned and painted and look like the example...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	425 HP
MLS Number	14384513
Category	Engines
Last Updated	5/21/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

(844) 402-___ SHOW
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Cummins ISX Engine for a 2004 International 9400I

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(Used) 2003 Cummins ISX 435ST, ENGINE ASSEMBLY- Family Number: 3CEXH0912XAJ, Displacement: 15.0L, Horsepower: 435, Ar.No./CPL: 8287, Serial Number: 79010836, Part Number: CUSU93106, E.C.S:...

Condition	Used
CPL/ARR	8287
Horse Power	435 HP
Fits To Make(s)	International
Fits To Model(s)	9400I
Will Fit Year(s)	2004
Part Number	CUSU93106
Stock Number	P-502966
MLS Number	14372756
Category	Engines
Last Updated	5/15/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Cummins ISX15 Engine for a 2014 Kenworth T680

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ISX15 400HP CPL3937 CM2350 ESN#79679772, RUNS GOOD, NO BLOWBY, WILL INSPECT BEARINGS IN OUR GEARSHOP. 180 DAY WARRANTY., Serial#: 79679772, Horse Power: 400, ARR/CPL: 3937

Condition	Used
CPL/ARR	3937
Horse Power	400 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2014
Stock Number	40426-5
MLS Number	14324317
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX Engine for a 2008 Kenworth T800

$10,995 USD

2732 CM871 ISX 435HP WILL INSPECT RODS MAINS 180 DAY WARRANTY ON HEAD BLOCK CRANK HARD PARTS ONLY, Serial#: 79242456, Horse Power: 435, ARR/CPL: 2732, Casting#: NA

Condition	Used
CPL/ARR	2732
Horse Power	435 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2008
Part Number	CM871
Stock Number	80825-1
MLS Number	13759150
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2015 International PROSTAR

$13,995 USD

ISX15 400HP CPL3937 CM2350 RUNS GOOD LIGHT BLOWBY, WILL CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79752962, Horse Power: 400, ARR/CPL: 3937

Condition	Used
CPL/ARR	3937
Horse Power	400 HP
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2015
Part Number	CM2350
Stock Number	101124-1
MLS Number	13200159
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2017 Kenworth T680

$17,995 USD

ISX15 400HP CM2350 RUNS GOOD LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79861600, Horse Power: 400, ARR/CPL: 4583

Condition	Used
CPL/ARR	4583
Horse Power	400 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2017
Part Number	CM2350
Stock Number	22324-1
MLS Number	12721117
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX Engine for a 2016 Freightliner Cascadia 125

$13,995 USD

ISX15 400 ST. HAS BEEN TEST RUN/ LIGHT BLOWBY. WILL CHECK ROD AND MAINS. 180 DAY WARRANTY HEAD BLOCK AND CRANK, Serial#: 79885827, Core Charge: 4000.00, Horse Power: 400, ARR/CPL: 4583

Condition	Used
CPL/ARR	4583
Horse Power	400 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2016
Part Number	CM2350
Stock Number	30723-9
MLS Number	11946386
Category	Engines
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX Engine for a 2010 Peterbilt 387

$10,995 USD

GOOD INSPECTED, RUNS GOOD LITE BLOW BY, BEARINGS AND CAMSHAFTS WILL BE INSPECTED. 180 DAY HEAD,BLOCK,CRANK WARRANTY. EXCHANGE. NOTES, Serial#: 79404846, Core Charge: 2500.00, Horse Power:...

Condition	Used
CPL/ARR	2732
Horse Power	400 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Will Fit Year(s)	2010
Part Number	CM871
Stock Number	52422-9
MLS Number	11437059
Category	Engines
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins Big Cam Engine for a 1969 Freightliner Cabover

$2,500 USD

BC1 400,CPL324 /////CORE ENGINE ONLY////// WAS INSTALLED IN 69 FREIGHTLINER //////NOTES////, Serial#: 321092817, Horse Power: 400, ARR/CPL: 324, Casting#: 321092817

Condition	Used
CPL/ARR	324
Horse Power	400 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	Cabover
Will Fit Year(s)	1969
Stock Number	52322-7
MLS Number	11411524
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX Engine for a 2010 International PROSTAR

$10,995 USD

ISX 435HP 2732 CPL RUNS GOOD VERY LIGHT BLOWBY ,BEARINGS CHECKED 6 MOS WARRANTY, Serial#: 79373325, Horse Power: 435, ARR/CPL: 2732, Casting#: 79373325

Condition	Used
CPL/ARR	2732
Horse Power	435 HP
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2010
Stock Number	41122-10
MLS Number	11371643
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins NT Engine for a 1981 Peterbilt 359

$1,995 USD

RUNNER BUT WATER IN OIL. WILL DIAGNOSE IN SHOP. LINER O RING? OR SELL AS BUILDABLE CORE, Serial#: BC, Horse Power: 400, ARR/CPL: 449, Casting#: BC

Condition	Used
CPL/ARR	449
Horse Power	400 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	359
Will Fit Year(s)	1981
Part Number	BC1
Stock Number	40822-9
MLS Number	11349139
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins Engine for a 1987 Peterbilt 378

$1,495 USD

CORE ENGINE ASSEMBLY NOTES, Serial#: 114190??, Horse Power: 444, ARR/CPL: 821, Casting#: 114190??

Condition	Used
CPL/ARR	821
Horse Power	444 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	1987
Part Number	444
Stock Number	32722-11
MLS Number	11293325
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2010 Cummins ISX15 Engine

$17,695 USD

2008 to 2010 Cummins ISX-15 CPL-2732, 425 HP to 485 HP Models, ECM is Included, We have many versions and Years of ISX-15 in Stock!, We also stock these Cummins ISX-15 Engines CPL-1855 ...

Warranty

Condition	Used
Usage	100,000 Miles
CPL/ARR	2732
Horse Power	425 HP
MLS Number	14370368
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.