Cummins ISX15 Engines with 500-549 HP For Sale

2020 Cummins ISX15 Engine for a Kenworth T680

Cummins ISX15 Engine for a 2014 Peterbilt 389

Newly Listed

$29,995 USD

NOTES!! ISX15 SIGNATURE 600 SERIES 600 HP, CPL#2834 ESN#60820911 CM570. WILL INSPECT AND TEST RUN IN OUR ENGINE SHOP . 180 DAY WARRANTY ON HEAD BLOCK AND CRANK. NOTES!!, Serial#: 79642348,...

Condition	Used
Horse Power	525 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	389
Will Fit Year(s)	2014
Part Number	SIGNATURE 600
Stock Number	22626-3
MLS Number	14231528
Category	Engines
Last Updated	3/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 835-___ SHOW
NUMBERCall Seller

Cummins ISX15 Engine for a 2016 Peterbilt 567

Contact for price

2015 CUMMINS ISX15 ENGINE FOR SALE, 500 hp, SERIAL 79808087, Family: FCEXH0912XAV CPL: 4584, Emission: EGR-PTOX-SCRC Call for more information. We ship everywhere, Serial#: 79808087, Horse...

Condition	Used
CPL/ARR	4584
Horse Power	500 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	567
Will Fit Year(s)	2016
Part Number	ISX15
Stock Number	PT-0909-14
MLS Number	14144207
Category	Engines
Last Updated	3/7/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

Cummins ISX15 Engine for a 2023 Peterbilt 579

Contact for price

LOW MILES GOOD ENGINE LAST 3/3/26, Serial#: 80494417, Horse Power: 500, ARR/CPL: 5881

Condition	Used
CPL/ARR	5881
Horse Power	500 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2023
Stock Number	896581-1
MLS Number	14222103
Category	Engines
Last Updated	3/4/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

(833) 835-___ SHOW
NUMBERCall Seller

Cummins ISX15 Engine for a 2015 Kenworth T800

Contact for price

2015 Cummins ISX15 engine for sale, 500 HP, CPL: 3938 serial: 79717167 Family: ECEXH0912XAO EGR-PTOX-SCRC, in good running condition, missing ECM Call for more information. We ship...

Condition	Used
CPL/ARR	3938
Horse Power	500 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2015
Part Number	ISX15
Stock Number	KW-0895-1
MLS Number	13719925
Category	Engines
Last Updated	3/3/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

(855) 794-___ SHOW
NUMBERCall Seller

2012 Cummins ISX15 Engine for a Peterbilt 386

$8,000 USD

ISX15 CM2250, 500 HP, S/N 79504415, CPL-3439, 1,690,425 Odometer Miles, 43,175.17 Hours. Engine runs good. Recommended that bearings be replaced. (Please see video of engine running and...

Condition	Used
CPL/ARR	3439
Horse Power	500 HP
Fits To Make(s)	PETERBILT
Fits To Model(s)	386
Stock Number	1715-1
MLS Number	14127529
Category	Engines
Last Updated	2/12/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 794-___ SHOW
NUMBERCall Seller

2018 Cummins ISX15 Engine for a Kenworth T680

Contact for price

X15 CM2350 X116B, 525 HP, S/N 80006239, CPL-4343, CORE Engine In Pieces.

Condition	Used
CPL/ARR	4343
Horse Power	525 HP
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	1384-1
MLS Number	13892309
Category	Engines
Last Updated	2/7/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Cummins ISX15 Engine for a 2021 Kenworth T680

Contact for price

GOOD ENGINE LAST RAN 1/20/26, Serial#: 80347030, Horse Power: 500, ARR/CPL: 5779

Condition	Used
CPL/ARR	5779
Horse Power	500 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2021
Stock Number	493397-1
MLS Number	14101133
Category	Engines
Last Updated	1/21/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

(833) 396-___ SHOW
NUMBERCall Seller

2013 Cummins ISX15 Engine EPA 13 CPL 3938 500HP

$19,500 USD

USED 2013 CUMMINS ISX15 ENGINE FOR SALE , S/N 79693628 , CPL 3938 , 500HP , CM2350 , ****NEW BEARINGS AND CAMSHAFT INSTALLED**** , TESTED, INSPECTED, RUN TEST...

Warranty

Condition	Used
CPL/ARR	3938
Assembly Number	CM2350
Horse Power	500 HP
Emission Rating	EPA 13
Part Number	CPL 3938
Stock Number	S3628EN
MLS Number	14092869
Category	Engines
Last Updated	1/15/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Cummins ISX15 Engine Core for a 2018 Kenworth T880

Contact for price

TURNS 360 CPL 4342, Serial#: 80043730, Horse Power: 500

Condition	Used
Horse Power	500 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T880
Will Fit Year(s)	2018
Stock Number	244988-13
MLS Number	13905200
Category	Engine Cores
Last Updated	10/17/2025
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Cummins ISX15 Engine for a 2016 Peterbilt 367

$16,995 USD

4584 ISX15 CM2350 500HP WILL RUN INSPECT RODS MAINS, 180 DAY WARRANTY ON HEAD, BLACK CRANKS HARD PARTS ONLY!, Serial#: 79811211, Horse Power: 500

Condition	Used
Horse Power	500 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	367
Will Fit Year(s)	2016
Stock Number	81025-1
MLS Number	13797904
Category	Engines
Last Updated	9/20/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2015 Kenworth T800

$14,995 USD

RUNS GOOD, WILL CHECK ROD AND MAIN BEARINGS. WILL INSPECT CAMSHAFT. NOTES 180 DAY WARRANTY ON HEAD BLOCK AND CRANK ODO = 878545, ECM - 878423, ENG HRS - 25947, Serial#: 79710106, Core Charge...

Condition	Used
CPL/ARR	3939
Horse Power	525 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2015
Part Number	CM2350
Stock Number	72025-5
MLS Number	13752916
Category	Engines
Last Updated	2/12/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2007 Kenworth T800

Contact for price

CORE ENGINE FOR PARTS/ SPUN BEARING LESS EGR COOLER, TURBO AND ECM, Serial#: GET, Horse Power: 530, ARR/CPL: 8518, Casting#: NA

Condition	Used
CPL/ARR	8518
Horse Power	530 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2007
Part Number	CM870
Stock Number	91924-7
MLS Number	13146620
Category	Engines
Last Updated	2/11/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(855) 624-___ SHOW
NUMBERCall Seller

Cummins ISX15 Engine for a 2022 Peterbilt 367

Contact for price

2022 PETE 367 CUMMINS X15, CPL5479, 525HP, FRONT SUMP, Serial#: 80357886, Horse Power: 525HP, Casting#: NA

Condition	Used
Horse Power	525 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	367
Will Fit Year(s)	2022
Stock Number	3843-PETE-1
MLS Number	13621267
Category	Engines
Last Updated	6/4/2025
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Cummins ISX15 Engine for a 2021 Kenworth T680

Contact for price

GOOD ENGINE, Serial#: 80325713, Horse Power: 500, ARR/CPL: 5535

Condition	Used
CPL/ARR	5535
Horse Power	500 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2021
Stock Number	491538-1
MLS Number	13618946
Category	Engines
Last Updated	6/4/2025
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

(305) 688-___ SHOW
NUMBERCall Seller

2013 Cummins ISX15 Engine, CPL# 3939 OFF A PETERBILT, 525HP

$17,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2013 Cummins ISX15 Diesel Engine For Sale, 525HP, CPL# 3939, CM2350 X101, Pulled out of a 2013 Peterbilt 579, 525HP @ 2000RPM, 1850LBS @ 1200RPM,...

Warranty

Condition	Used
CPL/ARR	3939
Assembly Number	CM2350 X101
Horse Power	525 HP
Part Number	3939
Stock Number	8883
MLS Number	13577449
Category	Engines
Last Updated	10/14/2025
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Cummins ISX15 Engine for a 2020 Kenworth T680

$17,995 USD

X15 500HP CPL4342 CM2350 RUNS OK VERY LIGHT BLOWBY, NEW ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK/ NOTES, Serial#: 80221646, Horse Power: 500, ARR/CPL: 4342

Condition	Used
CPL/ARR	4342
Horse Power	500 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2020
Part Number	CM2350
Stock Number	31225-2
MLS Number	13488929
Category	Engines
Last Updated	8/5/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2021 Kenworth T880

$20,995 USD

X15 500HP CM2450 (RUNS OK NO BLOWBY/ ROD AND MAINS OK/ CAM OK/ TURBO OK/ LOOKS OK 180 DAY WARRANTY BLOCK HEAD CRANK, NOTES, Serial#: 80268120, Horse Power: 500, ARR/CPL: 5348

Condition	Used
CPL/ARR	5348
Horse Power	500 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T880
Will Fit Year(s)	2021
Part Number	CM2450
Stock Number	42024-1
MLS Number	12848554
Category	Engines
Last Updated	4/8/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(844) 385-___ SHOW
NUMBERCall Seller

2011 Cummins ISX15 Engine

$20,000 USD

(GOOD USED/ RUN TESTED/ INSPECTED) 2011 Cummins ISX15 Diesel Engine (EPA10), CPL: 3606, HP: 525 @ 1800RPM, Engine Serial # 79487691, Engine Family # BCEXH0912XAR, Torque: 1835LBS @ 1200 RPM,...

Condition	Used
CPL/ARR	3606
Horse Power	525 HP
Part Number	CPL 3606
Stock Number	006416
MLS Number	13456758
Category	Engines
Last Updated	4/22/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

(833) 396-___ SHOW
NUMBERCall Seller

2015 Cummins ISX15 500HP Diesel Engine Assembly CM2350 CPL4584

$17,000 USD

Good Used 2015 Cummins ISX15 Diesel Engine Assembly, for Sale, with Warranty!!! S/N 79869384, Family# FCEXH0912XAU, CPL 4584, CM2350, ISX15 500, 500HP@1800RPM, 1850 Peak torque (ft-lbs)...

Warranty

Condition	Used
CPL/ARR	4584
Assembly Number	CM2350
Horse Power	500 HP
Emission Rating	EPA 13
Part Number	CPL4584
Stock Number	S9384EN
MLS Number	12783049
Category	Engines
Last Updated	3/3/2025
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(844) 385-___ SHOW
NUMBERCall Seller

2009 Cummins ISX15 Engine

$21,000 USD

(NEW REMAN) 2009 Cummins ISX Diesel Engine (EPA07), OEM Serial #: 79309306, Reman Serial # 920002-4, CPL 2733, NEW REBUILD, Service Model Name: CM871, HP: 500, Family # 9CEXH0912XAL, Engine...

Condition	Remanufactured
CPL/ARR	2733
Horse Power	500 HP
Part Number	CPL 2733
Stock Number	006357
MLS Number	12583354
Category	Engines
Last Updated	9/26/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

Cummins ISX15 Engine for a 2019 Peterbilt 567

$16,995 USD

ISX15 500HP PENDING INSPECTION, WILL TEST RUN, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80068874, Horse Power: 500, ARR/CPL: 4342

Condition	Used
CPL/ARR	4342
Horse Power	500 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	567
Will Fit Year(s)	2019
Part Number	CM2350
Stock Number	120524-1
MLS Number	13275291
Category	Engines
Last Updated	1/31/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 396-___ SHOW
NUMBERCall Seller

2015 Cummins ISX15 Diesel Engine Assembly 525HP with NEW BEARINGS 11/1/24

$21,500 USD

GOOD USED 2015 CUMMINS ISX15 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! , 2015 , CUMMINS , ISX15 , CPL 3939 , 525HP , *****NEW BEARINGS*****...

Warranty

Condition	Used
CPL/ARR	3939
Assembly Number	CM2350
Horse Power	525 HP
Emission Rating	EPA 13
Part Number	CPL 3939
Stock Number	S86EN
MLS Number	13214235
Category	Engines
Last Updated	1/12/2025
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Cummins ISX15 Engine for a 2014 Peterbilt 367

$18,995 USD

ISX15 500HP CPL3938,SER#79697466, ENGINE HAD INFRAME,WITH TURBO AND CAM ONE YEAR OLD WITH PAPERWORK,.WIRING FIRE LH SIDE, WE WILL REPAIR, START TEST, 180 DAY WARRANTY BLOCK HEAD CRANK,...

Condition	Used
CPL/ARR	3938
Horse Power	500 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	367
Will Fit Year(s)	2014
Stock Number	100824-1
MLS Number	13186554
Category	Engines
Last Updated	12/18/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts