Used Cummins Engines with 450-499 HP For Sale

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2010 Cummins ISX Engine for a Cummins ISX 2732

$5,333.34 USD

SERIAL: 79372306

Condition	Used
Usage	1,327,948 Miles
CPL/ARR	2732
Horse Power	450 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX 2732
Stock Number	2601511
MLS Number	14113871
Category	Engines
Last Updated	5/16/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Cummins ISX Engine for a 2015 International PROSTAR

$14,250 USD

(Used) 2015 Cummins ISX, ENGINE ASSEMBLY- REMANUFACTURED!! Family Number: FCEXH0912XAT, Displacement: 15.0L, Horsepower: 450, Ar.No./CPL: 4583, Serial Number: 60834122, For more information...

Condition	Used
CPL/ARR	4583
Horse Power	450 HP
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2015
Stock Number	P-503272
MLS Number	14373113
Category	Engines
Last Updated	8/5/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Cummins X15 Engine for a 2019 International LT625

Contact for price

(Used) 2018 Cummins X15 450SA, ENGINE ASSEMBLY- Family Number: JCEXH0912XAW, Displacement: 14.9L, Horsepower: 450, Ar.No./CPL: 4342, Serial Number: 80059444, Part Number: 241CD324, E.C.S:...

Condition	Used
CPL/ARR	4342
Horse Power	450 HP
Fits To Make(s)	International
Fits To Model(s)	LT625
Will Fit Year(s)	2019
Part Number	241CD324
Stock Number	P-502908
MLS Number	14372693
Category	Engines
Last Updated	5/15/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Cummins ISX15 Engine for a 2022 Kenworth T680

$16,995 USD

X15 450HP ESN#80319887 CM2450 5535 CPL, RUNS GOOD,VERY LITE BLOWBY,WILL CHECK BEARINGS. 180 DAY WARRANTY ON HEAD BLOCK AND CRANK., Serial#: 80319887, Horse Power: 450, ARR/CPL: 5535

Condition	Used
CPL/ARR	5535
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2022
Stock Number	40126-3
MLS Number	14286604
Category	Engines
Last Updated	7/11/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2026 Kenworth T680

$39,995 USD

LOW MILE TAKEOUT! ONLY 72K MILES X15 450EX ESN#80743484 CPL#6245 CM2450, PENDING INSPECTION, TEST RUNS GOOD NO BLOWBY. WILL CHECK BEARINGS IN OUR ENGINE SHOP. 180 DAY WARRANTY ON HEAD BLOCK...

Condition	Used
CPL/ARR	6245
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2026
Stock Number	31526-2
MLS Number	14258014
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2020 International LT625

$15,995 USD

X15 450HP ESN#80228984, CM2350, CPL#4342 PENDING INSPECTION, RUNS GOOD, LIGHT BLOWBY, WILL INSPECT RODS AND MAINS IN OUR ENGINE SHOP. 180 DAY WARRANTY HEAD BLOCK AND CRANK., Serial#:...

Condition	Used
Horse Power	450 HP
Fits To Make(s)	International
Fits To Model(s)	LT625
Will Fit Year(s)	2020
Stock Number	21026-4
MLS Number	14152839
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2012 Kenworth T660

$13,995 USD

ISX15 450HP, CM2250, CPL#3719 ESN# 79535900 PENDING INSPECTION, RUNS GOOD VERY LIGHT BLOWBY. 719,164 MILES, Serial#: 79535900, Horse Power: 450, ARR/CPL: 3719

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2012
Stock Number	10926-4
MLS Number	14087650
Category	Engines
Last Updated	7/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2022 Kenworth T680

$21,995 USD

CUMMINS X15 450HP CM2450, ESN#80367838, CPL# 5779 RUNS GOOD VERY LIGHT BLOWBY, PENDING INSPECTION.////////NOTES, Serial#: 80367828, Horse Power: 450, ARR/CPL: 5779

Condition	Used
CPL/ARR	5779
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2022
Stock Number	110225-7
MLS Number	13992324
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2021 Kenworth T680

$17,995 USD

5348 X15 450HP CM2450TEST RAN OK, MINOR BLOWBY INSPECT RODS MAINS, 180 DAY WARRANTY ON HEAD, BLOCK CRANKS HARD PARTS ONLY., Serial#: 80276078, Horse Power: 450

Condition	Used
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2021
Stock Number	93025-1
MLS Number	13864325
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2014 Kenworth T800

Contact for price

BURN CORE GOOD FOR PARTS/ CRANK,BLOCK/HEAD, Serial#: 79691614, Horse Power: 485, ARR/CPL: 3938, Casting#: NA

Condition	Used
CPL/ARR	3938
Horse Power	485 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2014
Part Number	CM2350
Stock Number	91125-3
MLS Number	13824293
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX Engine for a 2015 Freightliner Cascadia 125

$11,995 USD

ISX15 485HP,RUNS GOOD, WILL CHECK ROD AND MAINS. 180 DAY WARRANTY HEAD BLOCK AND CRANK. ODO - 653218, ECM - 653222, ENG HRS - 14080, Serial#: 79764930, Core Charge: 3500.00, Horse Power: 485...

Condition	Used
CPL/ARR	3938
Horse Power	485 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	ISX15
Stock Number	80225-2
MLS Number	13741253
Category	Engines
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2023 Peterbilt 579

$22,995 USD

5881 CM2450 450HP X15 PENDING INSPECTION/ WILL TEST RUN, ROD AND MAIN BEARINGS WILL BE INSPECTED. 180 DAY WARRANTY ON HARD PARTS, Serial#: 80454093, Horse Power: 450

Condition	Used
Horse Power	450 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2023
Stock Number	71525-1
MLS Number	13727248
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2014 Kenworth T680

$13,995 USD

ISX15 450HP CPL3937 CM2350 RUNS GOOD VERY LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79675468, Horse Power: 450, ARR/CPL: 3937

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2014
Part Number	CM2350
Stock Number	50425-1
MLS Number	13576204
Category	Engines
Last Updated	6/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2022 International LT625

$21,995 USD

X15 450HP CPL5779 CM2450 RUNS GOOD NO BLOWBY, ROD AND MAIN BEARINGS LOOK, GOOD CAM AND TURBO LOOK GOOD. 180 DAY WARRANTY BLOCK HEAD CRANK., Serial#: 80345079, Horse Power: 450, ARR/CPL: 5779

Condition	Used
CPL/ARR	5779
Horse Power	450 HP
Fits To Make(s)	International
Fits To Model(s)	LT625
Will Fit Year(s)	2022
Part Number	CM2450
Stock Number	41225-1
MLS Number	13526254
Category	Engines
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2021 Kenworth T680

$22,995 USD

X15 450HP CPL5348 CM2450 RUNS GOOD NO BLOWBY, WILL CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80275181, Horse Power: 450, ARR/CPL: 5348

Condition	Used
CPL/ARR	5348
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2021
Part Number	CM2450
Stock Number	70122-1
MLS Number	13458334
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2015 Kenworth T880

$16,995 USD

ISX15 485HP CPL3938, RUNS GOOD SOME BLOWBY, BEARINGS CHECKED 6MOS PARTS WARRANTY, Serial#: 79772646, Horse Power: 485, ARR/CPL: 3938

Condition	Used
CPL/ARR	3938
Horse Power	485 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T880
Will Fit Year(s)	2015
Stock Number	120724-2
MLS Number	13279372
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2014 Peterbilt 579

$14,995 USD

ISX15 450HP CPL3937 CM2350 RUNS GOOD LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79685470, Horse Power: 450, ARR/CPL: 3937

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Part Number	CM2350
Stock Number	110824-1
MLS Number	13224033
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2019 Kenworth T680

$16,995 USD

X15 450HP CPL4342 CM2350 RUNS GOOD LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80033973, Horse Power: 450, ARR/CPL: 4342

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	CM2350
Stock Number	100224-1
MLS Number	13175855
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2019 International LT625

$17,995 USD

X15 450HP CPL4342 CM2350, WILL TEST RUN, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80100937, Horse Power: 450, ARR/CPL: 4342

Condition	Used
CPL/ARR	4342
Horse Power	450 HP
Fits To Make(s)	International
Fits To Model(s)	LT625
Will Fit Year(s)	2019
Part Number	CM2350
Stock Number	90624-1
MLS Number	13134545
Category	Engines
Last Updated	6/16/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2018 Kenworth T680

$16,995 USD

X15 450HP CPL4342, RUNS GOOD NO BLOWBY, BEARINGS CHECKED 6 MOS PARTS WARRANTY, Serial#: 79988396, Horse Power: 450, ARR/CPL: 4342

Condition	Used
CPL/ARR	4342
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2018
Part Number	CM2350
Stock Number	91424-7
MLS Number	13128575
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2022 Kenworth T680

$18,995 USD

X15 450HP WILL GO TO 500HP, CM2450 RUNS OK LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80318640, Horse Power: 450, ARR/CPL: 5535

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	CM2450
Stock Number	82424-1
MLS Number	13096357
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2016 Kenworth T660

$16,995 USD

ISX15 485HP CM2350 WILL TEST RUN, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79845982, Horse Power: 485, ARR/CPL: 4584

Condition	Used
CPL/ARR	4584
Horse Power	485 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2016
Part Number	CM2350
Stock Number	72524-1
MLS Number	13039793
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins ISX15 Engine for a 2017 Kenworth T680

$15,995 USD

ISX15 450HP CM2350 RUNS GOOD NO BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79924641, Horse Power: 450, ARR/CPL: 4586

Condition	Used
CPL/ARR	4586
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2017
Part Number	CM2350
Stock Number	53124-1
MLS Number	12905517
Category	Engines
Last Updated	7/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Cummins X15 Engine for a 2024 International LT62F

$24,995 USD

X15 450HP CHECKED ROD AND MAIN BEARINGS/ LOW MILE ENGINE ASSEMBLY. RUNS GOOD NO BLOWBY. 180 DAY HEAD BLOCK AND CRANK WARRANTY. NOTES, Serial#: 80498879, Core Charge: 5000.00, Horse Power:...

Condition	Used
CPL/ARR	5881
Horse Power	450 HP
Fits To Make(s)	International
Fits To Model(s)	LT62F
Will Fit Year(s)	2024
Part Number	ISX15 CM2450
Stock Number	42824-3
MLS Number	12865796
Category	Engines
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts