Used Cummins ISX Engines with 450-499 HP For Sale

Featured Item

Cummins ISX15 Engine for a 2022 Kenworth T680

$22,495.98 USD

(Used) 2021 Cummins ISX/X15, ENGINE ASSEMBLY- Family Number: MCEXH0912CA, Displacement: 14.9L, Horsepower: 450, Ar.No./CPL: 5535, Serial Number: 80306028, Part Number: E82X582K401XS1B0815, E...

Condition	Used
CPL/ARR	5535
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2022
Part Number	E82X582K401XS1B0815
Stock Number	P-81675
MLS Number	12913650
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

Cummins ISX Engine for a 2015 International PROSTAR

$15,995 USD

(Used) 2014 CUMMINS ISX15 ENGINE ASSEMBLY- Remanufactured- Family Number: ECEXH0912XAT, Displacement: 15L, Horsepower: 450, CPL: 3937, Serial Number: 60829109, Part Number: 4018419,...

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2015
Part Number	4018419
Stock Number	P-30602
MLS Number	11457728
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

Cummins ISX15 Engine for a 2019 Kenworth T680

$12,999.99 USD

(Used) 2018 Cummins ISX/X15, ENGINE ASSEMBLY- Family Number: JCEXH0912XAW, Displacement: 15L, Horsepower: 450, Ar.No./CPL: 4342, ESN: 80045368, Part Number: E6T8GR7B7Q8NC07A79, ECS: EGR,...

Condition	Used
CPL/ARR	4342
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2019
Part Number	E6T8GR7B7Q8NC07A79
Stock Number	P-81955
MLS Number	12920840
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

Cummins ISX15 Engine for a 2012 Freightliner Cascadia 125

$11,499.99 USD

(Used) 2011 Cummins ISX15, ENGINE ASSEMBLY- Family Number: CCEXH0912XAP, Displacement: 14.9L. Horsepower: 450, Ar.No.CPL: 3719, ESN: 79545990, Part Number: C01-00199-266, ECS: EGR, PTOX,...

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2012
Part Number	C01-00199-266
Stock Number	P-66823
MLS Number	12496228
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

Cummins ISX Engine for a 2015 Freightliner Cascadia 125

$11,499.99 USD

(Used) 2015 Cummins ISX15, ENGINE ASSEMBLY- Family Number: ECEXH0912XAT, Displacement: 14.9L, Horsepower: 450, ESN:79734966, Part Number: C01-00224-232, CPL: 3937, ECS: EGR, PTOX, SCRC, For...

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	C01-00224-232
Stock Number	P-35515
MLS Number	11764269
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

2010 Cummins ISX15 Engine - 450 HP, ARR/CPL 2732

$9,994.98 USD

(Used) 2009 Cummins ISX15, ENGINE ASSEMBLY- Remanufactured- Family Number: 9CEXH0912XAK, Displacement: 15L, Horsepower: 450, CPL: 2732, Reman Date: 07/19/13, Serial Number: 60808370, Part...

Condition	Used
CPL/ARR	2732
Horse Power	450 HP
Will Fit Year(s)	2010
Part Number	9CEXH0912XAK
Stock Number	P-81613
MLS Number	12913569
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Cummins ISX15 Engine for a 2013 Freightliner Cascadia 125

Cummins ISX15 Engine for a 2016 Freightliner Cascadia 125

2016 Cummins ISX15 Engine for a Cummins ISX15 4583

2015 Cummins ISX15 Engine for a Cummins ISX15 3937

$8,500.45 USD

Condition	Used
Usage	620,000 Miles
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 3937
Stock Number	2251949
MLS Number	14398929
Category	Engines
Last Updated	7/23/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2016 Cummins ISX15 Engine for a Cummins ISX15 4583

$8,500.44 USD

Condition	Used
CPL/ARR	4583
Horse Power	450 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 4583
Stock Number	2672115
MLS Number	14489958
Category	Engines
Last Updated	7/17/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

Cummins ISX Engine for a 2012 Peterbilt 386

$16,250 USD

(Used) 2011 Cummins ISX 15 ENGINE ASSEMBLY- Family Number: BCEXH0912XAQ, Displacement: 15L, Horsepower: 485, CPL: 3491, ESN: 79455016, Part Number: E66T6K737C727V7371, ECS: EGR, PTOX, SCRC, ...

Condition	Used
CPL/ARR	3491
Horse Power	485 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Will Fit Year(s)	2012
Part Number	E66T6K737C727V7371
Stock Number	P-46694
MLS Number	12024932
Category	Engines
Last Updated	7/16/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Cummins ISX Engine for a 2016 International PROSTAR

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2016 IHC PROSTAR WITH A CUMMINS ISX, 450HP, FRONT SUMP, Serial#: 79829430, Horse Power: 450

Condition	Used
Horse Power	450 HP
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2016
Stock Number	3929-IHC-1
MLS Number	14487139
Category	Engines
Last Updated	7/16/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

2012 Cummins ISX15 Engine for a Cummins ISX15 3719

$8,500.15 USD

S/N:79547378

Condition	Used
Usage	675,759 Miles
CPL/ARR	3719
Horse Power	450 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 3719
Stock Number	2665825
MLS Number	14478061
Category	Engines
Last Updated	7/11/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

2016 Cummins ISX15 Engine for a Cummins ISX15 4583

$3,500 USD

S/N:79873508

Condition	Used
Usage	932,609 Miles
CPL/ARR	4583
Horse Power	450 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 4583
Stock Number	2668932
MLS Number	14478045
Category	Engines
Last Updated	7/11/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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Cummins ISX15 Engine for a 2012 Kenworth T660

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ISX15 485HP ESN#79495268, CPL 3491, CM2250. RUNS GOOD NO BLOWBY. ROD AND MAIN BEARINGS LOOK GOOD, CAM AND TURBO LOOK GOOD. 180 DAY WARRANTY ON HEAD, BLOCK, AND CRANK., Serial#: GET, Horse...

Condition	Used
CPL/ARR	3491
Horse Power	485 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2012
Stock Number	12426-4
MLS Number	14240484
Category	Engines
Last Updated	7/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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2015 Cummins ISX15 Engine for a Kenworth T680

$12,500 USD

GOOD RUNNING TAKE OUT 120 DAY WARRANTY

Condition	Used
Horse Power	450 HP
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	28161
MLS Number	13759155
Category	Engines
Last Updated	7/1/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

(844) 382-___ SHOW
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2012 Cummins ISX15 Diesel Engine - 450 HP

$10,250 USD

GOOD USED 2012 CUMMINS ISX15 450HP DIESEL TAKEOUT ENGINE FOR SALE at ADELMAN’S TRUCK PARTS in CANTON, OHIO. 707,468 MILES SHOWING ON ECM, RUN TESTED and COMPLETE, with ECM and ENGINE BRAKE,...

Condition	Used
Horse Power	450 HP
Stock Number	ISX15-79597844
MLS Number	14455944
Category	Engines
Last Updated	6/28/2026
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

2011 Cummins ISX Engine for a Cummins ISX 2732

$5,333.34 USD

ENG SL NO: 79325047

Condition	Used
Usage	497,348 Miles
CPL/ARR	2732
Horse Power	485 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX 2732
Stock Number	2648608
MLS Number	14419862
Category	Engines
Last Updated	7/1/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

(833) 835-___ SHOW
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Cummins ISX15 Engine for a 2013 Kenworth T660

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Cummins ISX 15 Engine core Assembly, 485 Horsepower, CPL 3491, Family: CCEXH0912XAQ, Engine #79610646. All Accessories go with the Engine. Call for details, We ship everywhere., Serial#:...

Condition	Used
CPL/ARR	3491
Horse Power	485 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2013
Stock Number	KW-0651-1
MLS Number	10815105
Category	Engines
Last Updated	6/25/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

(855) 794-___ SHOW
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Cummins ISX15 Engine - 450 HP, ARR/CPL 4583

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ISX15 CM2350 X101, 450HP, S/N 79866952, CPL4583, Core Engine, Locked Up. Missing Flywheel Housing, Wiring Harness, Fan Clutch. Turbo In Pieces. S/N On Data Tag Does Not Match Block.

Condition	Used
CPL/ARR	4583
Horse Power	450 HP
Stock Number	4542137
MLS Number	13903836
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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2011 Cummins ISX15 Engine for a Peterbilt 387

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ISX15 425ST CM2250, 452HP, S/N 79445569, CPL 3490, Core Engine, Locked Up. Cam Is Damaged. Missing ECM, Turbo, Injectors, EGR Valve, Crankcase Breather, Fan Hub Air Compressor, Other Misc....

Condition	Used
CPL/ARR	3490
Horse Power	452 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Stock Number	4539878
MLS Number	13894278
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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Cummins ISX15 Engine for a 2014 Kenworth T660

$12,995 USD

ISX15 450HP ESN#79633625, CM2350, CPL#3937. RUNS GOOD NO BLOWBY. WILL INSPECT BEARINGS IN OUR ENGINE SHOP, 180 DAY WARRANTY ON HEAD, BLOCK, AND CRANK.,WAS OUR COMPANY TRUCK,REGULAR SERVICE...

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2014
Stock Number	61326-6
MLS Number	14443928
Category	Engines
Last Updated	6/27/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(844) 938-___ SHOW
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USED 2012 Cummins ISX15 Engine 450HP /CPL3719 Tested Runner – Warranty

$22,000 USD

CORE EXCHANGE NEEDED 2012 Cummins ISX 15 used diesel engine for sale .450 HP, CPL 3719, tested and inspected with 45 days warranty. BLOCK, CRANKSHAFT AND CYLINDER HEAD.

Warranty

Condition	Used
Usage	400 Miles
CPL/ARR	3719
Horse Power	450 HP
Weight	3500
Stock Number	26587
MLS Number	11086686
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC