Heavy Equipment & Tractor Parts

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Featured Item

2024 Surplus Cummins 4BT Long Block Diesel Engine - (VE Rotary Fuel Pump / Gear Housing Setup)

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Brand New Surplus Component Build Cummins 4B Long Block Diesel Engine: Parts List: , New Cylinder Block, , New Cylinder Head, , New Crankshaft, , New Camshaft, , New Followers/Lifters,...

Warranty

Quantity	6
Condition	New
Horse Power	105 HP
Fits To Equipment	Skid Steers, Forklifts, Wood Chippers, Pavers, Skidders, Gensets, Step Vans, Automotive Applications,
Fits To Make(s)	Cummins, CASE, Komatsu, Skyjack, Gradall, Acme, SkyTrack, JCB and more
Fits To Model(s)	4B, 3.9 L
Weight	562
Stock Number	BBENG51
MLS Number	12942663
Category	Engines
Last Updated	6/19/2024
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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2024 Surplus Cummins 6BT Long Block - Automotive or Industrial Application A 35° Pump Housing

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Cummins 6B Long Block Diesel Engine Our 12 Valve Cummins 6B (5.9 L) long blocks are a great replacement option for worn or non running existing units in the field. We offer both storm and...

Warranty

Quantity	7
Condition	New
L x W	36 x 40
Fits To Equipment	Chrysler Trucks, Drill Rigs, Oil Derricks, Forklifts, Log Skidders, Rollers, Compactors, Skid Steers, Step Vans
Fits To Make(s)	Dodge Ram, Gruman, Taylor, Diamond Drill, AGCO, Drilltech, Dnyapack, Kelbco, Bomag
Fits To Model(s)	Dogde Ram 1500, 2500 (Automotive) Multiple Industrial Applications
Will Fit Year(s)	1988-1998 First and Second Gen Mechanical VE or P-7100
Weight	635
Stock Number	BBENG49
MLS Number	12942565
Category	Engines
Last Updated	6/19/2024
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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Featured Item

2024 Surplus Cummins 6BT Long Block - Automotive or Industrial Application P Pump Housing

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Cummins 6B Long Block Diesel Engine - P7100 Fuel Pump Housing Configuration, Our 12 Valve Cummins 6B (5.9 L) long blocks are a great replacement option for worn or non running existing...

Warranty

Quantity	4
Condition	New
L x W	36 x 40
Fits To Equipment	Chrysler Trucks, Drill Rigs, Oil Derricks, Forklifts, Log Skidders, Rollers, Compactors, Skid Steers, Step Vans
Fits To Make(s)	Dodge Ram, Gruman, Taylor, Diamond Drill, AGCO, Drilltech, Dnyapack, Kelbco, Bomag
Fits To Model(s)	Dogde Ram 1500, 2500 (Automotive) Multiple Industrial Applications
Will Fit Year(s)	1988-1998 First and Second Gen Mechanical P-7100
Weight	625
Stock Number	BBENG50
MLS Number	12942631
Category	Engines
Last Updated	6/19/2024
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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Featured Item

2021 Cummins B6.7 Engine

$15,500 USD

(BRAND NEW) 2021 Cummins B6.7 Diesel Engine (EPA21), Serial # 74851686, FACTORY WARRANTY, 200HP @ 2400 RPM, Engine Family # MCEXH0408BCA, CPL 5470, Service Model: B6.7 CM2450 B155B, Engine...

Condition	New
CPL/ARR	5470
Part Number	CPL 5470
Stock Number	005410
MLS Number	11530358
Category	Engines
Last Updated	1/23/2026
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

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Featured Item

2021 Cummins B6.7 Engine

$15,500 USD

(BRAND NEW) 2021 Cummins B6.7 Diesel Engine (EPA21), Serial # 74883514, 220HP @ 2400 RPM, Engine Family # MCEXH0408BCA, CPL 5466, Service Model: B6.7 CM2450 B155B, Engine Configuration:...

Condition	New
Part Number	CPL 5466
Stock Number	005886
MLS Number	12395842
Category	Engines
Last Updated	1/23/2026
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

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Featured Item

1981 Caterpillar D399 Engine

$130,000 USD

Online Owner's Manual, REBUILT WITH IPD PARTS,

Condition	Used
Usage	26,284 Hours
Stock Number	035B06268
MLS Number	10880557
Category	Engines
Last Updated	2/9/2026
Location	Broussard, LA, US
Sold By	Louisiana CAT Power System

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Featured Item

1982 Caterpillar D398 Engine

$95,000 USD

COMPLETE IN SHOP REBUILD, D398 DIESEL ENGINE, DYNO REPORT AVAILABLE, MECHANICAL GOVERNOR W AIR ACTUATOR, Online Owner's Manual,

Condition	Used
Usage	1 Hours
Stock Number	66B110501
MLS Number	10880513
Category	Engines
Last Updated	2/9/2026
Location	Deridder, LA, US
Sold By	Louisiana CAT Power System

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Featured Item

1978 Caterpillar 3408 IND Industrial Engine

$45,000 USD

Online Owner's Manual,

Condition	Used
Usage	5 Hours
Stock Number	R67U0690
MLS Number	10881434
Category	Engines
Last Updated	2/9/2026
Location	Deridder, LA, US
Sold By	Louisiana CAT Power System

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Featured Item

2006 Caterpillar 3406 Industrial Engine

$20,000 USD

IRRIGATION, Online Owner's Manual,

Condition	Used
Usage	10 Hours
Stock Number	R90U00010
MLS Number	10881435
Category	Engines
Last Updated	2/9/2026
Location	Deridder, LA, US
Sold By	Louisiana CAT Power System

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Featured Item

Aisin Transmission

$1,500 USD

Good, used Aisin transmission from Isuzu truck. The transmission has been visually inspected and is in good working condition. The transmission has minor rust and corrosion on the exterior....

Condition	Used
Engine Model	N/A
Part Number	P-100270
Stock Number	P-100270
MLS Number	12714033
Category	Transmissions
Last Updated	2/12/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

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Featured Item

1995 Cummins L10 Diesel Engine

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(GOOD USED) 1995 Cummins L10 Diesel Engine For Sale, MECHANICAL, Engine Family SCE611EGDARW, EXTERNAL BALANCE, 260HP @ 1700RPM, CPL1870, 10.0L, TURBOCHARGED, 6 Cylinders, Engine Serial#...

Condition	Used
CPL/ARR	1870
Horse Power	260 HP
Part Number	MECHANICAL L10
Stock Number	1789
MLS Number	9895519
Category	Engines
Last Updated	2/11/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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Featured Item

Caterpillar C13 Engine for a 2006 Freightliner FLD120SD

$9,499.99 USD

(Used) 2005 Caterpillar C13, ENGINE ASSEMBLY- Family Number: 4CPXH0763EBK, Displacement: 12.5L, Horsepower: 410, ESN: KCB26471, Reference images for condition For more information about...

Condition	Used
Horse Power	410 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD120SD
Will Fit Year(s)	2006
Stock Number	P-68509
MLS Number	12537508
Category	Engines
Last Updated	1/16/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Featured Item

Cummins X15 Engine for a 2017 International PROSTAR

$13,999.99 USD

(Used) 2016 Cummins ISX15 ENGINE ASSEMBLY- Family Number: GCEXH0912XAT, Displacement: 14.9L, Horsepower: 400, Ar.No.CPL: 4586, Serial Number: 79935612, Part Number: D99E2D65, ECS: EGR,...

Condition	Used
CPL/ARR	4586
Horse Power	400 HP
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2017
Part Number	D99E2D65
Stock Number	P-68894
MLS Number	12547253
Category	Engines
Last Updated	2/11/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 402-___ SHOW
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Featured Item

Mack E7 Engine for a 2006 Mack CXN613

$8,499.99 USD

(Used) 2006 Mack E7, ENGINE ASSEMBLY- Displacement: 12L, Serial Number: 95144496, Part Number: 86SB3542, Remanufactured: 02/14, For more information about this item, give us a call. We ship...

Condition	Used
Fits To Make(s)	Mack
Fits To Model(s)	CXN613
Will Fit Year(s)	2006
Part Number	86SB3542
Stock Number	P-39611
MLS Number	11259867
Category	Engines
Last Updated	1/16/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Featured Item

1997 Used Cummins 4BT Engine (3.9 L) - Runner Pulled from RailCar Mover

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Used Cummins 4BTA (3.9 L) 130 HP (Automotive or Industrial Setup P-7100 Inline Pump) This is a 1997 Cummins 4BT that was originally used with Track Mobile RailCar which moved boxcars at...

Warranty

Condition	Used
Horse Power	130 HP
Fits To Equipment	Skid Steers, Wood Chippers, Hydraulic Pumps, Tractors, Execavators, Swather, Compactors, Rollers
Fits To Make(s)	Cummins, Komatsu, Case, Bob Cat, Onan
Fits To Model(s)	4BT 130 HP
Stock Number	BBENG47
MLS Number	12402923
Category	Engines
Last Updated	10/27/2025
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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Featured Item

Cummins ISX, ISX-15 Remanufactured Engines (2001-2020) - Dual Cam and Single Cam Models

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Cummins ISX Remanufactured Engine Replacement Program: We offer both in-stock and built to ESN Spec Cummins ISX and ISX-15 remanufactured long blocks (3/4 Engine Assembly). Remanufactured...

Warranty

Quantity	9
Condition	Remanufactured
CPL/ARR	2719, 2729, 2732, 2729, 2733, 2825, 8518, 3320
Assembly Number	CM870, CM871, CM876, CM8287, CM8519, CM8520
Horse Power	450 HP
Emission Rating	Tier 2 - Tier 4
Fits To Equipment	Class 8 Trucks, Motorhomes, Dump Trucks, Fire Engines, Industrial Pumps (QSX), Mining Equipment
Fits To Make(s)	Freightliner, International, Kenworth, Peterbilt, Iveco, Volvo, Western Star, Sterling
Fits To Model(s)	Freightliner: PX12564 Sleeper, Argosy 620, Cascadia 125, 126, International: Prostar 122, 9400, 7400 Dump Truck, 8600 Dump Truck, 9900, Eagle, Kenworth: T600 Sleeper, T660, T680 Sleeper, T800, T880, T2000, W900, Peterbilt: 365, 379, 384, 386, 387, 388, 389, 567, 578, 579, 587, Volvo: VNL 64T670, 670, Sterling: ST9500, Western Star: 4900 SF Dump Truck, Iveco: Power Star7200
Will Fit Year(s)	2001 - 2020
Stock Number	BBENG46
MLS Number	12199789
Category	Engines
Last Updated	7/14/2025
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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Featured Item

2023 Cummins Surplus 6BTAA Diesel Engine - 230 HP

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New Cummins Surplus 230 HP 6BTAA (5.9 L) Engine Our long block and extended long block assemblies are considered 'component builds'. A component build is an engine assembly built back to...

Warranty

Condition	New
Horse Power	230 HP
L x W	30 x 37
Weight	1080
Stock Number	BBENG16
MLS Number	9551475
Category	Engines
Last Updated	9/12/2023
Location	Denver, CO, US
Sold By	Big Bear Engine Company

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Featured Item

Remanufactured Detroit Diesel DD15 Long Block Engine - Fits 2008-2022 Configurations

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We offer a variety of both, over the road truck and industrial replacement engines for the Detroit Diesel DD15. Our remanufactured Detroit Diesel DD15 engines come as a 3/4 long block and...

Warranty

Quantity	7
Condition	Remanufactured
Horse Power	505 HP
Fits To Equipment	Semi-Trailer Truck, 18-Wheeler, Tanker Truck, Dump Truck, Cement Mixer, Flat Bed Truck
Fits To Make(s)	Freightliner, Western Star, Sterling, Daimler AG Trucks, Mitsubishi
Fits To Model(s)	Freightliner Cascadia, Freightliner Century S/T, Freightliner Columbia, Freightliner Coronado Tractors, Sterling L-Line, Sterling A-Line (Dump Trucks), Western Star 57X, 49X, 47X, Western Star 4900, Daimler Trucks, Mitsubishi Fuso HD Trucks
Will Fit Year(s)	Reman 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
Stock Number	BBENG45
MLS Number	11922900
Category	Engines
Last Updated	11/27/2023
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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Featured Item

New 2023 Cummins ISC 8.3 L Engine (Brand New Long Block Casting) Fits 1998-2012 Replacement Units

$14,950 USD

Surplus Component Build 330 HP ISC/QSC 8.3 L Long Block Block: Our 330 HP 8.3 L component build (combination of new parts and reman components) long blocks fits a variety of CPLs and ESN....

Warranty

Quantity	8
Condition	New
CPL/ARR	3735
Horse Power	330 HP
Emission Rating	Tier 2
Fits To Equipment	Trucks, Buses, RVs, Execavators, Wood Chippers, Logging Equipment, Forklifts, Telehandlers, Forklifts, Pumps, Compressors, Pavers, Blowers, Generators
Fits To Make(s)	Peterbuilt, Kenworth, Sterling, Bluebird, Paccar, International, Volvo, Western Star
Fits To Model(s)	Freightliner M2 106, M2 112, Cascadia 113, Cascadia 125, Columbia 112, Columbia 120, Coronado 122, 122 SD, 132, FL70, FL60, FL80, FL112, FLC112, FLD120, Peterbilt: 281 288 289 330 335 337 340 345 348 349 350 351 357 358 358A 358F 359 359A 359EXHD 359M 359ST 365 366 367 370 371 372 375 376 377 377A 377AE 377SB 377SFFA 377ST 378 378B 378SB 378SF 378SFFA 379 379EXHD 379X 384 385 386 387 388 389 390 567 579 587 B3406 Kenworth: T300, Bluebird - Express 4500
Will Fit Year(s)	1998-2012
Part Number	CM2150
Weight	950
Stock Number	BBENG35
MLS Number	10178386
Category	Engines
Last Updated	11/6/2023
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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Featured Item

2004 2005 2006 Cummins ISB Diesel Engine 5.9L Commonrail EGR CPL 8136 CM850 4CEXH0359BAG

$6,999.99 USD

(RUNS GOOD) FITS 2004 - 2006CUMMINS ISB 5.9L DIESEL ENGINE, COMMONRAIL,EGRMODEL EXHAUST, ESN: 57288313, FAM# 4CEXH0359BAG, 5.9L/359CID, CPL# 8136,ISB-CM850, 215HP@2300RPM, RUNS GOOD,INCLUDES...

Warranty

Condition	Used
CPL/ARR	8136
Assembly Number	4CEXH0359BAG
Horse Power	215 HP
Fits To Make(s)	Cummins
Fits To Model(s)	ISB 5.9L Commonrail EGR CM850
Will Fit Year(s)	2004 2005 2006
Part Number	ISB 5.9L Commonrail
Stock Number	218521-12
MLS Number	10317066
Category	Engines
Last Updated	2/13/2026
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

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Featured Item

Component Build Caterpillar 3306DI Engine (220 HP Extended Long Block)

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CAT 3306B DI – 220 HP Industrial Engine Our 3306B DI (Direct Injection) engine is considered a component build engine that could be used in 20+ different Industrial Caterpillar dozers,...

Warranty

Condition	Remanufactured
CPL/ARR	ARR 9Y1719
Horse Power	220 HP
L x W	82 x 43
Fits To Equipment	Articulated Dump Trucks, Scrapers, Excavators, Wheel Loaders, Cranes
Fits To Model(s)	ARTICULATED DUMP TRUCK D25C, D25D, D30C, D30D, D35C, D250B, D250E, D250E II, D300B, D300D, D300E, D300E II, D350C, D350D, D400D CRAWLER LOADERS 973, 973C, 977K CRAWLER TRACTORS D5B, D6D, D6H, D6H II, D6R 235, 235B, 235C, 330, 330LN, 330B, 330BL, 330BLN, 350L WHEEL LOADERS 966C, 966D, 966F, 966F II, 966G, 970F, 972G, 972G II, 966E Also Found in Various Motor Graders, Scrapers, Compactors and Cranes including Cat 330B, 330BL, 814, 815F, 977L, 637D and Challenger 65B, 65C
Weight	3100
Stock Number	BBENG39
MLS Number	11419629
Category	Engines
Last Updated	12/16/2024
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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Featured Item

Cummins NTA - 855 Big Cam Remanufactured Diesel Engine

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Remanufactured Cummins 855 - Big Cam For Sale This engine has gone through a complete overhaul and has been remanufactured with roughly 90% new Cummins parts 10% aftermarket. Engine comes...

Warranty

Condition	Remanufactured
CPL/ARR	3554
Horse Power	400 HP
Fits To Make(s)	Industrial and On-Highway Replacement Use
Fits To Model(s)	NTA-855
Stock Number	BBEC29
MLS Number	9920465
Category	Engines
Last Updated	7/24/2023
Location	Parker, CO, US
Sold By	Big Bear Engine Company

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Featured Item

1998 1999 2000 2001 2002 2003 Cummins ISB 5.9L Diesel Engine CM550 CPL 2686 Fam# 2CEXH0359BAB

$3,999.99 USD

(GOOD RUNNER) FITS (1998 - 2003) CUMMINS ISB DIESEL ENGINE, 5.9L, 24-Valve, CPL 2686 (NON-EGR MODEL), SERIAL# 46202731, ISB-CM550, FAM# 2CEXH0359BAB,RUNS GREAT INCLUDES WARRANTY, CALL FOR...

Warranty

Condition	Used
CPL/ARR	2686
Assembly Number	ISB-CM550
Fits To Make(s)	Cummins
Fits To Model(s)	ISB 5.9L 24-Valve Non-Egr CM550
Will Fit Year(s)	1998 1999 2000 2001 2002 2003
Part Number	Cummins ISB 5.9L 24-Valve
Stock Number	218431-12
MLS Number	10226873
Category	Engines
Last Updated	2/3/2026
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

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Featured Item

1999 Caterpillar C12 Engine

$8,000 USD

1999 Caterpillar C-12 DITA truck engine, S#: 2KS08852, Approx. 909,000 miles on engine, Currently equipped with an air starter, Arrangement #:174-2640, 355 stock HP, 1349 FTLB. Torque @...

Condition	Used
Usage	909,000 Miles
Part Number	174-2640
MLS Number	9441273
Category	Engines
Last Updated	2/9/2026
Location	Knoxville, TN, US
Sold By	Stowers Machinery Corporation

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Featured Item

Cummins ISX12 G Engine for a 2020 Volvo VNL

Newly Listed

$16,850 USD

Good strong running ISX12G engine. This is a natural gas engine. ESN - 75081912 CPL - 4875 127,762 miles If you have any questions feel free to give us a call or send us a message., Serial#...

Condition	Used
CPL/ARR	4875
Horse Power	400 HP
Fits To Make(s)	Volvo
Fits To Model(s)	VNL
Will Fit Year(s)	2020
Part Number	260069-1
Stock Number	260069-1
MLS Number	14139914
Category	Engines
Last Updated	2/12/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

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