Used Cummins ISX Engines For Sale in United States

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Featured Item

2014 Cummins ISX15 Longblock

$15,500 USD

Full reman ISX15 Long Block, We have fully machined the block which includes the surface and counterbores Brand new Stage 2 Cylinder head AFA Full Engine Kit, New front cover bolts OEM...

Warranty

Quantity	3
Condition	Used
L x W	42 x 36
Fits To Make(s)	Cummins
Weight	2640
MLS Number	14389843
Category	Engines
Last Updated	5/26/2026
Location	Houston, TX, US
Sold By	M&Y Machine Shop

Featured Item

2013 Cummins ISX12 Engine CPL 3711

$19,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2013 Cummins ISX12 Diesel Engine For Sale, CPL# 3711, (EPA13) Service Model Name: ISX12 CM2350 X102, Family# DCEXH0729XAE, Engine Configuration #...

Warranty

Condition	Used
CPL/ARR	3711
Horse Power	320 HP
Part Number	CPL 3711
Stock Number	10140
MLS Number	14350471
Category	Engines
Last Updated	5/12/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Featured Item

2014 Cummins ISX15 Engine, CPL# 3937

$15,000 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2014 Cummins ISX15 Diesel Engine For Sale, 450HP, CPL# 3937, CM2350 X101, EPA13, Fits 2013 2014 2015 2016, Family# ECEXH0912XAT, ENGINE CONTROL...

Warranty

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Part Number	CM2350 X101
Stock Number	10027
MLS Number	14339421
Category	Engines
Last Updated	6/1/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(844) 402-___ SHOW
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Featured Item

Cummins ISX15 Engine for a 2016 Kenworth T680

$13,999.99 USD

(Core) Engine does not Turn 360 Degrees Complete 2015 Cummins ISX15, ENGINE ASSEMBLY- Part Number: E6P8F3767L769B7974, Family Number: FCEXH0912XAT, Displacement: 15L, Horsepower: 450, Serial...

Condition	Used
CPL/ARR	4583
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2016
Part Number	E6P8F3767L769B7974
Stock Number	P-41239
MLS Number	11918027
Category	Engines
Last Updated	5/28/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

2013 Cummins ISX12 Engine, CPL 3711

$19,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2013 Cummins ISX12 Diesel Engine For Sale, CPL# 3711, (EPA13) 320HP, HP: 425HP @ 1800RPM, Torque: 1650LBS @ 1200RPM, CM2350 X102, 320R,...

Warranty

Condition	Used
CPL/ARR	3711
Horse Power	425 HP
Part Number	CM2350 X102
Stock Number	9367
MLS Number	13951320
Category	Engines
Last Updated	6/1/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Featured Item

2011 Cummins ISX15 Engine, CPL# 3719

$15,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2011 Cummins ISX15 Diesel Engine For Sale, EPA 10, CPL# 3719, 450HP @ 1800RPM, 450ST, FITS 2010 2011 2012 2013, CM2250, Family# BCEXH0912XAP,...

Warranty

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Part Number	CPL# 3719
Stock Number	6756
MLS Number	12558577
Category	Engines
Last Updated	6/1/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(844) 938-___ SHOW
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Featured Item

2014 Cummins ISX15 550HP Engine – TESTED – GOOD RUNNER – USED

$20,000 USD

2014 Cummins ISX15 Diesel Engine – 550HP – Run Tested, This listing represents a 2014 Cummins ISX15 engine rated at approximately 550HP. This is a used engine that has been run tested and...

Warranty

Condition	Used
Horse Power	550 HP
Stock Number	2172
MLS Number	14274685
Category	Engines
Last Updated	4/20/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

Featured Item

2011 Cummins ISX15 Engine, CPL 3719, CM2250

$15,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2011 Cummins ISX15 Diesel Engine For Sale, (EPA10) CPL# 3719, CM2250, ISX15400ST, 400HP @ 1800RPM, 450HP, 15.0L, 6 Cylinders, Turbocharged,...

Warranty

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Part Number	BCEXH0912XAP
Stock Number	7702
MLS Number	13138363
Category	Engines
Last Updated	5/12/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Featured Item

2003 Cummins ISX Engine, CPL# 8287, CM870

$13,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2003 Cummins ISX Diesel Engine (EPA04) 400ST, CPL# 8287, CM870, Family # 3CEXH0912XAJ,Engine Configuration # D103004BB17, D103004BX03, Engine...

Warranty

Condition	Used
CPL/ARR	8287
Horse Power	400 HP
Part Number	CM870
Stock Number	6997
MLS Number	12775366
Category	Engines
Last Updated	6/1/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(888) 519-___ SHOW
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2013 Cummins ISX12 Engine for a Peterbilt 320

Recently Updated

$12,500 USD

Good running Cummins ISX12 Cm2250 EGR engine assembly. 298,902 miles. ECM sold seperately. Needs engine wiring harness. 42psi oil pressure. 120 Day Guarantee.

Condition	Used
Horse Power	385 HP
Fits To Make(s)	PETERBILT
Fits To Model(s)	320
Stock Number	1069384
MLS Number	14391691
Category	Engines
Last Updated	6/4/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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2014 Cummins ISX15 Engine for a International Prostar

Recently Updated

$9,155 USD

(USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: 3937 Serial#: 79689790 Horsepower: 450

Condition	Used
Assembly Number	3937
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Stock Number	25551828
MLS Number	12507876
Category	Engines
Last Updated	6/5/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 794-___ SHOW
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2015 Cummins ISX15 Engine for a Peterbilt 367

Recently Updated

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Cummins ISX15 EPA13, 450HP, CPL- 3937, CM2350 X101, S/N- 79778118, 336,649.1 ODO Miles, 12.011 ECM Hours. (Engine Report And Video Available)

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	PETERBILT
Fits To Model(s)	367
Stock Number	4479-1
MLS Number	14360416
Category	Engines
Last Updated	6/4/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Cummins ISX15 Engine

Newly Listed

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USED 2016 CUMMINS ISX15 450ST2 ENGINE, 450HP, CPL:4586, SINGLE CAM, STOCK:0603261, ESN:79898868, COMPLETE, INSPECTED AND TESTED. RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	8787-0603261
MLS Number	14405677
Category	Engines
Last Updated	6/3/2026
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

(833) 359-___ SHOW
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2014 Cummins ISX15 Engine for a Peterbilt 389

Newly Listed

$22,900 USD

GOOD RUNNING CUMMINS ISX ENGINE, 600HP - S/N: 79705076, CPL: 3939

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	389
Stock Number	100058
MLS Number	14404386
Category	Engines
Last Updated	6/3/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(855) 905-___ SHOW
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2011 Cummins ISX Engine for a Cummins ISX 3320

Newly Listed

$14,275 USD

Condition	Used
Usage	518,445 Miles
CPL/ARR	3320
Horse Power	525 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX 3320
Stock Number	2611272
MLS Number	14404201
Category	Engines
Last Updated	6/3/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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2014 Cummins ISX12 G Engine for a Cummins ISX12G 3647

Recently Updated

$5,910.34 USD

Condition	Used
Usage	770,150 Miles
CPL/ARR	3647
Horse Power	400 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX12G 3647
Stock Number	2529847
MLS Number	13643896
Category	Engines
Last Updated	6/3/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

2015 Cummins ISX15 Engine

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USED 2015-2016 CUMMINS ISX15 ENGINE, 450HP, CPL:4583, STOCK:0602266, ESN:79859878, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	8782-0602266
MLS Number	14402812
Category	Engines
Last Updated	6/2/2026
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

2015 Cummins ISX15 Engine

Newly Listed

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USED 2015 CUMMINS ISX15 415ST2 ENGINE, CPL:4583, STOCK:0602262, ESN:79846072, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	8778-0602262
MLS Number	14402745
Category	Engines
Last Updated	6/2/2026
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

2016 Cummins ISX15 Engine

Newly Listed

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USED 2016 CUMMINS ISX15 450ST ENGINE, 450HP, CPL:4583, SINGLE CAM, STOCK:0601265, ESN:79885144, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	8774-0601265
MLS Number	14401520
Category	Engines
Last Updated	6/1/2026
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

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2015 Cummins ISX15 Engine for a Peterbilt 579

Recently Updated

$7,325 USD

(USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: CPL 3937 Serial#: 79792840 Horsepower: 400

Condition	Used
Assembly Number	CPL 3937
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25650947
MLS Number	12881411
Category	Engines
Last Updated	6/4/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

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2015 Cummins ISX15 Engine for a Cummins ISX15 3937

Newly Listed

$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	5/30/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2016 Cummins ISX15 Engine

Recently Updated

$9,155 USD

(USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: CPL 4583 Serial#: 79829141 Horsepower: 475

Condition	Used
Assembly Number	CPL 4583
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Stock Number	25713997
MLS Number	13220000
Category	Engines
Last Updated	5/30/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

2018 Cummins ISX15 Engine

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USED 2018 CUMMINS ISX15 ENGINE, 500HP, EGR DELETED, CPL:3719, STOCK:0528262, ESN:8LB007556-8, X15 ENGINE, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	8762-0528262
MLS Number	14395683
Category	Engines
Last Updated	5/28/2026
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

2015 Cummins ISX15 Engine

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USED 2015 CUMMINS ISX15 450ST ENGINE, CPL:3937, STOCK:0527264, ESN:79773326, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	8760-0527264
MLS Number	14392988
Category	Engines
Last Updated	5/27/2026
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC