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Cummins® Diesel, Natural Gas & Alternative Fuel Engines

Cummins® diesel, natural gas, and alternative fuel engines deliver the high torque and fuel-smart efficiency that today’s on-highway trucks and vocational rigs demand. Browse the models below—or explore our full Cummins® inventory—to power your fleet with proven reliability. Choose a model below or explore all Cummins® diesel, natural gas, and alternative fuel engines.

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New 2015 CUMMINS ISX12 Complete Engine $35,000

NEW 2015 CUMMINS ISX12 DIESEL ENGINE ASSEMBLY, FOR SALE WITH WARRANTY!!! CUMMINS ISX12 EPA13 ENGINE NEW 0 MILES 0 HOURS ESN 75037068 CPL4892 CM2350 450HP IN STOCK AND READY TO SHIP OR PICK UP TODAY!!! FOR MORE INFORMATION PLEASE CALL 8...
Stock ##S7068EN
EngineCummins ISX12 (450hp)
Eng Size11.9l
CPL/AR4892
FamilyJcexh0729xae
Pulled FromNew Never Installed

New 2021 CUMMINS X12 Complete Engine $36,000

NEW CUMMINS X12 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! **** NEW, 0 MILES, 0 HOURS!!! 2021 CUMMINS X12 CPL 5581 CM2450 500HP FOR MORE INFORMATION PLEASE CALL 800-738-7802 ENGINE IS IN STOCK AND READY TO PICK UP OR SHIP TODAY!!...
Stock ##S5178EN
EngineCummins X12 (500hp)
Eng Size11.8l
CPL/AR5581
FamilyMcexh0721xca

2017 CUMMINS X15 Complete Engine $23,500

GOOD USED 2017 CUMMINS X15 DIESEL ENGINE ASSEMBLY FOR SALE WITH WARRANTY!!! 2017 CUMMINS X15 500HP CPL4342 CM2350 S/N 79986381 TESTED, INSPECTED, RUN TEST 9/11/24 RUNS EXCELLENT!!! WATCH VIDEO OF RUNNING ENGINE FOR MORE INFORMATION PLEASE CALL E...
Stock ##S85EN
EngineCummins X15 (500hp)
Eng Size14.9l
CPL/AR4342
FamilyHcexh0912xaw
Pulled FromPeterbilt

1999 CUMMINS N14 Celect Plus Complete Engine Call For Price

GOOD USED 1999 / 2012 REBUILT CUMMINS N14 CELECT PLUS DIESEL ENGINE ASSEMBLY, FOR SALE WITH WARRANTY!! REBUILT 2012 CUMMINS N14 CELECT PLUS 525HP CPL2592 TESTED, INSPECTED, RUN TEST 8/26/24 -RUNS EXCELLENT WATCH VIDEO OF RUNNING ENGINE IN ...
Stock ##S106EN
EngineCummins N14 (525hp)
Eng Size14l
CPL/AR2592
FamilyD093643bx03

2004 CUMMINS ISM Complete Engine $8,500

GOOD USED 2004 CUMMINS ISM DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! 2004 CUMMINS ISM EGR MODEL CPL 8556 280HP TESTED, INSPECTED, RUN TESTED 8/13/24 WATCH VIDEO OF RUNNING ENGINE ENGINE IS READY TO SHIP OR PICK UP TODAY!!! FOR ...
Stock ##S8436EN
EngineCummins ISM (280hp)
Eng Size10.8l
CPL/AR8556
Family4cexh0661mau
Pulled FromVolvo

2018 CUMMINS X15 Complete Engine Call For Price

GOOD USED 2018 CUMMINS X15 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! 2018 CUMMINS X15 505HP 505HP CM2350 CPL4343 TESTED, INSPECTED, RUN TESTED 8/7/24 RUNS EXCELLENT!!!! WATCH VIDEO OF RUNNING ENGINE!!! LIKE NEW!!! LOW MILES!!! ...
Stock ##S2813EN
EngineCummins X15 (505hp)
Eng Size14.9l
CPL/AR4343
FamilyHcexh0912xax
Pulled FromInternational

2021 CUMMINS X15 Complete Engine Call For Price

GOOD USED 2021 CUMMINS X15 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY! 2021 CUMMINS X15 CM2450 CPL5779 450HP TESTED, INSPECTED, RUN TEST 8/1/24, RUNS EXCELLENT, LIKE NEW, LOW MILES!!! WATCH VIDEO OF RUNNING ENGINE IN STOCK AND READY...
Stock ##S7355EN
EngineCummins X15 (450hp)
Eng Size14.9l
CPL/AR5779
FamilyMcexh0912xca
Pulled FromKenworth

2009 CUMMINS ISX Complete Engine $19,000

GOOD USED REBUILT CUMMINS ISX DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!! REBUILT 100 K ON BUILD EPA 2007 CUMMINS ISX CM871 500HP CPL 2733 TESTED, INSPECTED, RUN TEST 6/13/24 RUNS GREAT!!! WATCH VIDEO!!! FOR MORE INFORMATION PLEASE ...
Stock ##S93EN
EngineCummins ISX (500hp)
Eng Size14.9l
CPL/AR2733
FamilyD103006bx03
Pulled FromPeterbilt

2006 CUMMINS ISM Complete Engine Call For Price

GOOD USED CUMMINS ISM DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY 2006 CUMMINS ISM CM570/870 CPL8559 330HP TESTED, INSPECTED, RUN TEST 5/31/24 LIKE NEW!!!!! FOR MORE INFORMATION PLEASE CALL 800-738-7802 STOCK# S127EN
Stock ##S127EN
EngineCummins ISM (330hp)
Eng Size10.8l
CPL/AR8559
Family6cexh0661mav

2015 CUMMINS ISX15 Complete Engine $15,000

GOOD USED 2015 CUMMINS ISX15 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!! 2015 CUMMINS ISX15 450HP CPL4583 ESN 7981538 CM2350 TESTED, INSPECTED, RUN TEST 5/31/24 CALL 800-738-7802 FOR MORE INFORMATION STOCK#S5238EN
Stock ##S5238EN
EngineCummins ISX15 (450hp)
Eng Size14.9l
CPL/AR4583
FamilyFcexh0912xat

2018 CUMMINS X15 Complete Engine $19,500

GOOD USED 2018 CUMMINS X15 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! YEAR 2018 CUMMINS X15 450HP CM2350 CPL4342 TESTED, INSPECTED, RUN TEST 5/31/24, RUNS GREAT! FOR MORE INFORMATION PLEASE CALL 800-738-7802 STOCK# 5003EN
Stock ##S5003EN
EngineCummins X15 (450hp)
Eng Size15l
CPL/AR4342
FamilyJcexh0912xaw

2012 CUMMINS ISX15 Complete Engine $17,000

2012 CUMMINS ISX15 REBUILT 2/23 FOR SALE WITH WARRANTY AND PAPERWORK 2012 - REBUILT 2/23 CUMMINS ISX15 425HP CPL 3719 CM 2250 110K ON BUILD TESTED, INSPECTED, RUN TEST 5/22/24 RUNS EXCELLENT FOR MORE INFORMATION PLEASE CALL 800-738...
Stock ##S89EN
EngineCummins ISX15 (425hp)
Eng Size14.9l
CPL/AR3719
FamilyCcexh0912xap

2009 CUMMINS ISB Complete Engine $8,500

USED CUMMINS ISB ENGINE ASSEMBLY, FOR SALE WITH WARRANTY 2009 CUMMINS ISB 220HP CPL 3238 CM2150 ESN: 73009011 TESTED, INSPECTED, RUN TEST 5/28/24 FOR MORE INFORMATION PLEASE CALL 800-738-7802 STOCK# S9011EN
Stock ##S9011EN
EngineCummins ISB (220hp)
Eng Size6.7l
CPL/AR3238
Family9cexh0408baf

2021 CUMMINS X15 Complete Engine Call For Price

GOOD USED 2021 CUMMINS X15 DIESEL ENGINE ASSEMBLY FOR SALE WITH WARRANTY!!! YEAR: 2021 CPL 5479 CM2450 525HP TESTED, INSPECTED, RUN TEST 2/21/24 LIKE NEW, 96K MILES!!!! FOR MORE INFORMATION PLEASE CALL 800-738-7802 STOCK# S3503EN
Stock ##S3503EN
EngineCummins X15 (525hp)
Eng Size15l
CPL/AR5479
FamilyMcex0912xcb
Pulled FromKenworth

2018 CUMMINS X15 Complete Engine Call For Price

GOOD USED 2018 CUMMINS X15 DIESEL ENGINE ASSEMBLY FOR SALE WITH WARRANTY YEAR 2018 450 HP ESN: 79965069 FAMILY# HCEXH0912XAW LOW MILES, SOUNDS GREAT!! TESTED, INSPECTED, RUN TEST 5/14/24 FOR MORE INFORMATION PLEASE CALL 800-738-7802!!! IN ...
Stock ##S265291EN
EngineCummins X15 (450hp)
Eng Size15l
CPL/AR4342
FamilyHcexh0912xaw

2012 CUMMINS ISX12 Complete Engine Call For Price

GOOD USED 2012 CUMMINS ISX12 DIESEL ENGINE ASSEMBLY FOR SALE WITH WARRANTY!!! YEAR: 2012 350HP CPL 3440 ESN: 75013332 CM2250 TESTED, INSPECTED, RUN TEST 5/12/24 RUNS PERFECT!!!! ENGINE IS IN STOCK AND READY TO SHIP TODAY! SAME DAY SHIPPI...
Stock ##S3333EN
EngineCummins ISX12 (350hp)
Eng Size12l
CPL/AR3440
FamilyCcexh0729aa

2015 CUMMINS ISX15 Complete Engine Call For Price

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) @1200RPM, Emission Control Systems: EGR, PTOX, SCRC: EPA13. T...
Stock ##S9384EN
EngineCummins ISX15 (500hp)
Eng Size15l
CPL/AR4584
FamilyFcexh0912xau
Pulled FromInternational

2020 CUMMINS X15 Complete Engine Call For Price

Good Used 2020 LOW MILE Cummins X15 500HP Diesel Engine Assembly, for Sale, with Warranty!!!! S/N 80243013, Family# LCEXH0912XAZ, CM2450, CPL 5348, Cummins X15 500 @1900RPM, 1845 Peak Torque (Ft-Lb) @0950 RPM, Emission Control Systems:EGR, PTOX, ...
Stock ##S3013EN
EngineCummins X15 (500hp)
Eng Size15l
CPL/AR5348
FamilyLcexh0912xaz

2017 CUMMINS X15 Complete Engine $19,500

Good Used 2017 Cummins X15 Diesel Engine Assembly, for Sale, with Warranty!!! S/N 79987336, Family# HCEXH0912XAW, 450HP@1800RPM, 1750 Peak Torque (Ft-Lbs) @1000 RPM, Emission Control Systems: EGR, PTOX, SCRC. EPA17. Displacement 15L. Tested, Inspect...
Stock ##S7336EN
EngineCummins X15 (450hp)
Eng Size15l
CPL/AR4342
FamilyHcexh0912xaw

2000 CUMMINS ISM Complete Engine Call For Price

Good Used 2000 Cummins ISM Diesel Engine Assembly, for Sale, with Warranty!!! S/N 34994230, Family# YCEXH0661MAI, CPL2607, Non-EGR Model, JAKE BRAKE 305HP@2100RPM, 1150 (Ft-Lb) Torque @1200RPM, Emission Control Systems: PCM. EPA00. Tested, Inspe...
Stock ##S4230EN
EngineCummins ISM (305hp)
Eng Size10.8l
CPL/AR2607
FamilyYcexh0661mai