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Cummins ISX12 Engines For Sale

Browse Cummins ISX12 Engines on MyLittleSalesman.com and compare listings with prices from $9,195 to $39,950. Sellers include CA Truck Parts, CRG Heavy Truck Parts, Camions Lussier-Lussicam, and more. Filter by condition, price, or year to quickly narrow down to the right Cummins ISX12 Engine.
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Showing 1 - 25 of 81 Engine Listings

1 - 25 of 81 listings
1 - 25 of 81 listings
Featured Item
2011 Cummins ISX12 Engine, CPL 3440

2011 Cummins ISX12 Engine, CPL 3440

$19,500 USD
(GOOD USED TEST RUN INTERNALLY INSPECTED) 2011 Cummins ISX12 Diesel Engine For Sale, CPL 3440, ISX12 350R, 2011 ISX12/ISX11.9 CM2250, Shop Order SO54473, BCEXH0729XAA, Engine Serial#...
ConditionUsed
CPL/ARR3440
Part NumberCPL 3440
Stock Number9434
MLS Number14541215
CategoryEngines
Last Updated8/13/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Featured Item
Cummins ISX12 Engine for a 2019 Peterbilt 567

Cummins ISX12 Engine for a 2019 Peterbilt 567

$11,999.99 USD
(Used) 2018 Cummins ISX12 350V, ENGINE ASSEMBLY- Family Number: JCEXH0729XAE, Displacement: 11.9L, Horsepower: 350, Ar.No./CPL: 4892, Serial Number: 75068745, Part Number: E6UCAT9DH267B26262...
ConditionUsed
CPL/ARR4892
Horse Power350 HP
Fits To Make(s)Peterbilt
Fits To Model(s)567
Will Fit Year(s)2019
Part NumberE6UCAT9DH267B26262
Stock NumberP-494074
MLS Number14088193
CategoryEngines
Last Updated8/10/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Featured Item
Cummins ISX12 Engine for a 2017 Peterbilt 365

Cummins ISX12 Engine for a 2017 Peterbilt 365

$11,999.99 USD
(Used) 2018 Cummins ISX12, ENGINE ASSEMBLY- Family Number: JCEXH0729XAE, Displacement: 11.9L, Horsepower: 350, Ar.No./CPL: 4892, Serial Number: 75073841, Part Number: E6UCAT9CH267B26362,...
ConditionUsed
CPL/ARR4892
Horse Power350 HP
Fits To Make(s)Peterbilt
Fits To Model(s)365
Will Fit Year(s)2017
Part NumberE6UCAT9CH267B26362
Stock NumberP-101188
MLS Number13547620
CategoryEngines
Last Updated9/11/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Cummins ISX12 Engine for a 2018 Peterbilt 567

Cummins ISX12 Engine for a 2018 Peterbilt 567

Recently Updated
$11,999.99 USD
(Core) Engine Blowby Excessive 2017 Cummins ISX12, ENGINE ASSEMBLY- Family Number: HCEXH0729XAE, Displacement: 11.9L, Horsepower: 425, Ar.No.CPL: 4892, ESN: 75059281, E.C.S: EGR, PTOX, SCRC,...
ConditionUsed
CPL/ARR4892
Horse Power425 HP
Fits To Make(s)Peterbilt
Fits To Model(s)567
Will Fit Year(s)2018
Stock NumberP-493213
MLS Number14074557
CategoryEngines
Last Updated9/12/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Cummins ISX12 Engine for a 2013 Peterbilt 320

Cummins ISX12 Engine for a 2013 Peterbilt 320

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(Used) 2012 Cummins ISX11.9, ENGINE ASSEMBLY- Family Number: CCEXH0729XAA, Displacement: 11.9L, Horsepower: 350, Ar.No./CPL: 3440, Serial Number: 75009857, Part Number: E6BU9F946G60646160,...
ConditionUsed
CPL/ARR3440
Horse Power350 HP
Fits To Make(s)Peterbilt
Fits To Model(s)320
Will Fit Year(s)2013
Part NumberE6BU9F946G60646160
Stock NumberP-512704
MLS Number14583799
CategoryEngines
Last Updated9/4/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Cummins ISX12 Engine for a 2025 Freightliner CASCADIA PE116064S T

Cummins ISX12 Engine for a 2025 Freightliner CASCADIA PE116064S T

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TOTAL REMANs, Serial#: 75123904, Horse Power: 455 HP @ 1800 RPM, ARR/CPL: 6359 CM2450A EPA21, Part Make: CUMMINS
ConditionUsed
CPL/ARR6359 CM2450A EPA21
Fits To Make(s)FREIGHTLINER
Fits To Model(s)CASCADIA PE116064S T
Will Fit Year(s)2025
Stock Number1A1E57335
MLS Number14509186
CategoryEngines
Last Updated9/2/2026
Location
Ste-Julie, QC, Canada
Sold By
Camions Lussier-Lussicam inc.
(844) 503-___  SHOW
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Camions Lussier-Lussicam inc.
Cummins ISX12 Engine for a Kenworth T800

2011 Cummins ISX12 Engine for a Kenworth T800

$10,000 USD
Cummins ISX12 EPA10, 400HP, CPL- 3438, CM- 2250, S/N-75001314. 779,237 ODO Miles, 484,398 ECM Miles, 19,843.3 Hours (Engine Report And Video Available)
ConditionUsed
CPL/ARR3438
Horse Power400 HP
Fits To Make(s)KENWORTH
Fits To Model(s)T800
Stock Number4515-1
MLS Number14438381
CategoryEngines
Last Updated9/2/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Cummins ISX12 Engine for a Kenworth T800

2011 Cummins ISX12 Engine for a Kenworth T800

$10,000 USD
Cummins ISX12 EPA10, 400HP, CPL- 3438, CM- 2250, S/N-75001316. 500,762.1 ECM Miles, 18,737 ECM Hours. (Engine Report And Video Available)
ConditionUsed
CPL/ARR3438
Horse Power400 HP
Fits To Make(s)KENWORTH
Fits To Model(s)T800
Stock Number4513-1
MLS Number14435971
CategoryEngines
Last Updated8/29/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Cummins ISX12 Engine for a 2016 Freightliner Cascadia 113

Cummins ISX12 Engine for a 2016 Freightliner Cascadia 113

$13,999.99 USD
(Used) 2015 Cummins ISX12, ENGINE ASSEMBLY- Family Number: FCEXH0729XAE, Displacement: 11.9L, Horsepower: 350, Ar.No./CPL: 4589, Serial Number: 75039787, Part Number: C01-00244-005, E.C.S:...
ConditionUsed
CPL/ARR4589
Horse Power350 HP
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 113
Will Fit Year(s)2016
Part NumberC01-00244-005
Stock NumberP-101166
MLS Number13547597
CategoryEngines
Last Updated8/18/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
2015 Cummins ISX12 Engine, CPL 4589

2015 Cummins ISX12 Engine, CPL 4589

$21,500 USD
(GOOD USED TEST RUN INTERNALLY INSPECTED) 2015 Cummins ISX12 Diesel Engine For Sale, 320HP MAX 425HP, CM2350 X102, CPL# 4589, EPA Model Name / Family# FCEXH0729XAE, EPA 13 Fits 2013 2014...
Warranty
ConditionUsed
CPL/ARR4589
Horse Power425 HP
Part NumberISX12
Stock Number10038
MLS Number14527427
CategoryEngines
Last Updated9/9/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Cummins ISX12 Engine for a 2012 Peterbilt 367

Cummins ISX12 Engine for a 2012 Peterbilt 367

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(Used) Engine Blowby excessive, 2011 Cummins ISX12, ENGINE ASSEMBLY- Family Number: CCEXH0729XAA, Displacement: 11.9L, Horsepower: 350, ARR/CPL: 3440, E.S.N.: 75014969, Part Number:...
ConditionUsed
CPL/ARR3440
Horse Power350 HP
Fits To Make(s)Peterbilt
Fits To Model(s)367
Will Fit Year(s)2012
Part NumberE6BU9F946G60646160
Stock NumberP-505971
MLS Number14430364
CategoryEngines
Last Updated8/4/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Cummins ISX12 Engine for a 2016 Kenworth T680

Cummins ISX12 Engine for a 2016 Kenworth T680

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(Used) 2015 Cummins ISX12 G, ENGINE ASSEMBLY- Family Number: FCEXH0729XBA, Displacement: 11.9L, Horsepower: 400, Ar.No./CPL: 3647, ESN: 75044906, Part Number: E6E0CH9F6P666C6664, ECS: HO2S,...
ConditionUsed
CPL/ARR3647
Horse Power400 HP
Fits To Make(s)Kenworth
Fits To Model(s)T680
Will Fit Year(s)2016
Part NumberE6E0CH9F6P666C6664
Stock NumberP-510416
MLS Number14519768
CategoryEngines
Last Updated8/2/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
2013 Cummins ISX12 Engine

2013 Cummins ISX12 Engine

$24,000 USD
(FRESH REBUILD) 2013 Cummins ISX12 Diesel Engine (EPA13), Service Model Name: CM2350, CPL 3711, HP: 425HP @ 1800RPM, Torque: 1450LBS @ 1200RPM, Market Name: ISX12 425MC, Engine Configuration...
ConditionRemanufactured
CPL/ARR3711
Horse Power425 HP
Part NumberCPL 3711
Stock Number006899
MLS Number14420621
CategoryEngines
Last Updated8/15/2026
Location
Hialeah, FL, US
Sold By
JJ Rebuilders Inc.
(844) 385-___  SHOW
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JJ Rebuilders Inc.
2011 Cummins ISX12 Engine, CPL 3439, CM2250

2011 Cummins ISX12 Engine, CPL 3439, CM2250

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(GOOD USED TEST RUN INTERNALLY INSPECTED) 2011 Cummins ISX12 Diesel Engine For Sale (EPA10) CPL# 3439, CM2250, 289K MILES, FAMILY# BCEXH0729XAB, Engine Serial# 75004049, Emission Control...
Warranty
ConditionUsed
CPL/ARR3439
Part NumberCPL# 3439, CM2250, 289K MILES
Stock Number8155
MLS Number13293968
CategoryEngines
Last Updated6/18/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
USED 2012 Cummins ISX12 Engine C9L3438 / 425HP Tested Runner – Warranty

USED 2012 Cummins ISX12 Engine C9L3438 / 425HP Tested Runner – Warranty

$27,000 USD
(USED) 2012 CUMMINS ISX12 SERIAL#75010774 @ 425HP @ CPL:3438 ** used Engine Diesel @ Engine is Test Run Inspected Internally. With Warranty! Many Engines in Stock! Call 305-833-9956
Warranty
ConditionUsed
CPL/ARR3438
Horse Power425 HP
Stock Number1860
MLS Number12910793
CategoryEngines
Last Updated6/16/2026
Location
Medley, FL, US
Sold By
Optimum Truck Parts LLC
(844) 938-___  SHOW
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Optimum Truck Parts LLC
2012 Cummins ISX12 Engine, CPL 3438 (2019 CUMMINS BUILD DATE)

2012 Cummins ISX12 Engine, CPL 3438 (2019 CUMMINS BUILD DATE)

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(GOOD USED TEST RUN INSPECTED) 2012 Cummins ISX12 Diesel Engine For Sale, CPL 3438, (EPA10) BUILD DATE 2019, Family# CCEXH0729XAC, CM2250, Model# DR6599-RX, Fits 2010 2011 2012 2013,...
Warranty
ConditionUsed
CPL/ARR3438
Horse Power450 HP
Part NumberCM2250
Stock Number8257
MLS Number13327573
CategoryEngines
Last Updated6/5/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Cummins ISX12 Engine for a Peterbilt 320

2013 Cummins ISX12 Engine for a Peterbilt 320

$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.
ConditionUsed
Horse Power385 HP
Fits To Make(s)PETERBILT
Fits To Model(s)320
Stock Number1069384
MLS Number14391691
CategoryEngines
Last Updated6/4/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
2013 Cummins ISX12 Engine CPL 3711

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
ConditionUsed
CPL/ARR3711
Horse Power320 HP
Part NumberCPL 3711
Stock Number10140
MLS Number14350471
CategoryEngines
Last Updated6/15/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
Cummins ISX12 Engine for a 2016 Peterbilt 365

Cummins ISX12 Engine for a 2016 Peterbilt 365

$13,999.99 USD
(Used) 2015 Cummins ISX12, ENGINE ASSEMBLY- Family Number: FCEXH0729XAE, Displacement: 11.9L, Horsepower: 320, Ar.No./CPL: 4589, Serial Number: 75044061, Part Number: E6M7A99CH2676S6362,...
ConditionUsed
CPL/ARR4589
Horse Power320 HP
Fits To Make(s)Peterbilt
Fits To Model(s)365
Will Fit Year(s)2016
Part NumberE6M7A99CH2676S6362
Stock NumberP-86059
MLS Number13045555
CategoryEngines
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Cummins ISX12 Engine for a 2016 Freightliner Cascadia 113

Cummins ISX12 Engine for a 2016 Freightliner Cascadia 113

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(Used) 2015 Cummins ISX12 400ST, ENGINE ASSEMBLY- Family Number: FCEXH0729XAE, Displacement: 14.8L, Horsepower: 400, Ar.No./CPL: 4589, Serial Number: 75039323, Part Number: C01-00244-001,...
ConditionUsed
CPL/ARR4589
Horse Power400 HP
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 113
Will Fit Year(s)2016
Part NumberC01-00244-001
Stock NumberP-495799
MLS Number14122433
CategoryEngines
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
2015 Cummins ISX12 Engine for 2013 2014 2015 2016, CPL 4589

2015 Cummins ISX12 Engine for 2013 2014 2015 2016, CPL 4589

$21,500 USD
(GOOD USED TEST RUN INTERNALLY INSPECTED) 2015 Cummins ISX12 Diesel Engine For Sale, 425HP, CM2350 X102, CPL# 4589, EPA Model Name / Family# FCEXH0729XAE, EPA 13 Fits 2013 2014 2015 2016,...
Warranty
ConditionUsed
CPL/ARR4589
Horse Power425 HP
Will Fit Year(s)2013 2014 2015 2016
Part NumberCM2350 X102
Stock Number7298
MLS Number13095195
CategoryEngines
Last Updated4/24/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
NUMBERCall Seller
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CA Truck Parts Inc.
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