Cummins ISX12 Engine &amp; Powertrain For Sale

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Cummins ISX12 Engine Brake

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ISX12 Jake Brake Set, P/N's 4298972, Core Charge: 0.00

Condition	Used
Part Number	4298972
Stock Number	179424
MLS Number	14468257
Category	Engine Brakes / Jake Brakes
Last Updated	8/20/2026
Location	Louisville, KY, US
Sold By	River City Truck Parts

New Aftermarket Cummins ISX12 Oil Pump

$601.62 USD

New Aftermarket ISX12 Oil Pump, Type: Oil Pump

Quantity	2
Condition	Used
Part Number	2883218
Stock Number	551-10552
MLS Number	14554178
Category	Engine Oil Pumps
Last Updated	8/20/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2015 Cummins ISX12 Engine Brake

$300 USD

GOOD RUNNING ENGINE THIS IS THE REAR

Condition	Used
Stock Number	12075
MLS Number	13987806
Category	Engine Brakes / Jake Brakes
Last Updated	8/15/2026
Location	Morrisville, NY, US
Sold By	Dutcher's Inc.

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2015 Cummins ISX12 Engine Brake

$300 USD

OUT OF RUNNING ENGINE VERY CLEAN THIS IS THE FRONT ONE

Condition	Used
Stock Number	12074
MLS Number	13987805
Category	Engine Brakes / Jake Brakes
Last Updated	8/15/2026
Location	Morrisville, NY, US
Sold By	Dutcher's Inc.

New Aftermarket Cummins ISX12 Oil Pan Kit

$895 USD

New Aftermarket ISX12 Oil Pan Kit, Material: Steel

Quantity	4
Condition	Used
Part Number	4975061KIT
Stock Number	520-16478
MLS Number	14491510
Category	Engine Oil Pans
Last Updated	8/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(844) 385-___ SHOW
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2013 Cummins ISX12 Control Module ECM ECU 5290170 5290171 CM2350

$950 USD

(GOOD USED/ TESTED) Cummins ISX12 OEM Diesel Engine Control Module, ECM, ECU, for sale!!!!!! Part #: 5290170; Supersession Part #, 5317107, 5290171, 5317106; Service Model Name: CM2350 ;...

Condition	Used
Part Number	5290170
Stock Number	E4631
MLS Number	14523271
Category	Engine Control Modules (ECM)
Last Updated	8/5/2026
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

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Cummins ISX12 Engine Brake

$175 USD

Good used, cleaned and inspected Cummins ISX12 valve cover spacer. Part number: 2897183.

Quantity	4
Condition	Used
Part Number	2897183
Stock Number	Ryd 2897183
MLS Number	11376637
Category	Engine Brakes / Jake Brakes
Last Updated	7/9/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

(855) 794-___ SHOW
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2012 Peterbilt Engine Control Module (ECM) for a Peterbilt 384

$300 USD

Bosch Denoxtronic 2.2, Aftertreatment Control Module (ACM), Part # 5283311, A034V782, 0281020225.

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	384
Stock Number	1685-18
MLS Number	13894942
Category	Engine Control Modules (ECM)
Last Updated	7/3/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2011 Rebuilt Cummins ISX12 Engine Block

$3,850 USD

Rebuilt ISX12 Engine Block

Condition	Remanufactured
Fits To Make(s)	Cummins
Fits To Model(s)	ISX12
Will Fit Year(s)	2011
Part Number	2883221
Stock Number	501-12852
MLS Number	14451723
Category	Engine Blocks / Cylinder Blocks
Last Updated	6/26/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Cummins ISX12 Fan Shroud for 2011 Kenworth T800, Part # 250108-49

$150 USD

Good used Fan shroud from a Cummins ISX12 engine. The fan shroud has been visually inspected and is in good condition. The fan shroud has a bracket attached, please refer to the photos...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-49
Stock Number	250108-49
MLS Number	14444014
Category	Engine Miscellaneous Parts
Last Updated	6/23/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Oil Drain Tube for 2011 Kenworth T800

$25 USD

Good used Oil drain tube from a Cummins ISX12 engine. The oil drain tube has been visually inspected and is in good condition. The fittings are in good condition. All bolt holes are clean...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-48
Stock Number	250108-48
MLS Number	14444012
Category	Engine Miscellaneous Parts
Last Updated	6/26/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

2011 Cummins ISX12 Exhaust Transfer Tube, Part # 250108-38

$135 USD

Good used Exhaust transfer tube from a Cummins ISX12 engine. The exhaust transfer tube has been visually inspected and is in good condition. The fittings are in good condition. The casting...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-38
Stock Number	250108-38
MLS Number	14444010
Category	Engine Miscellaneous Parts
Last Updated	6/23/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Mounting Spacer for 2011 Kenworth T800

$25 USD

Good used Mounting spacer from a Cummins ISX12 engine. The mounting spacer has been visually inspected and is in good condition. All bolt holes are clean and clear from obstructions. The...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-40
Stock Number	250108-40
MLS Number	14425856
Category	Engine Miscellaneous Parts
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Air Compressor for a 2011 Kenworth T800

$300 USD

Good used Air compressor from a Cummins ISX12 engine. The air compressor has been visually inspected and is in good condition. The air compressor spins freely. The gear teeth are in good...

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2011
Part Number	250108-37
Stock Number	250108-37
MLS Number	14425855
Category	Engine Air Compressors
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

2011 Rebuilt Cummins ISX12 Camshaft

$950 USD

Rebuilt ISX12 Camshaft

Condition	Remanufactured
Fits To Make(s)	Cummins
Fits To Model(s)	ISX12
Will Fit Year(s)	2011
Part Number	2894671
Stock Number	503-12967
MLS Number	14422006
Category	Camshafts
Last Updated	6/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Rebuilt Cummins ISX12 Connecting Rod

$250 USD

Rebuilt ISX12 Connecting Rod

Condition	Remanufactured
Part Number	2884763
Stock Number	532-11104
MLS Number	14403479
Category	Engine Rods
Last Updated	6/3/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

New Aftermarket Cummins ISX12 Water Pump

$395 USD

New Aftermarket ISX12 Water Pump, Type: Water Pump

Quantity	4
Condition	Used
Part Number	2870249
Stock Number	522-12526
MLS Number	14046651
Category	Water Pumps
Last Updated	8/4/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Cummins ISX12 Rocker Arm

$250 USD

Used takeoff ISX12 complete Rocker Arm assembly. Part number: 4975244.

Quantity	4
Condition	Used
Part Number	4975244
Stock Number	Ryd 4975244
MLS Number	12518071
Category	Rocker Arms
Last Updated	5/19/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Cummins ISX12 Piston and Rod, Casting # 4959759, Part # P-1013293

$100 USD

Good used Piston and Rod from a Cummins ISX12 engine. The Piston and rod have been visually inspected and is in good condition. The Piston and rod has corrosion and rust. The piston and rod...

Condition	Used
Part Number	P-1013293
Stock Number	P-1013293
MLS Number	13724926
Category	Pistons & Rod Parts
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Oil Transfer Connection, Casting # 4975309

$75 USD

Good used Oil transfer connection from a Cummins ISX12 engine. The Oil transfer connection has been visually inspected and is in good condition. The Oil transfer connection has no visible...

Condition	Used
Part Number	P-1013289
Stock Number	P-1013289
MLS Number	13724917
Category	Engine Miscellaneous Parts
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Camshaft Gear, Part # P-1013287

$75 USD

Good used Camshaft gear from a Cummins ISX 12 engine. The Camshaft gear has been visually inspected and is in good condition. The Camshaft gear has minor corrosion. The teeth gear are in...

Condition	Used
Part Number	P-1013287
Stock Number	P-1013287
MLS Number	13724912
Category	Engine Miscellaneous Parts
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Used Cummins ISX12 Spark Plug Adapter, Part # P-1013285

$75 USD

Good used Spark plug adapter from a Cummins ISX12 engine. The Spark plug adapter has been visually inspected and is in good condition. The Spark plug adapter has no visible damage. The...

Condition	Used
Part Number	P-1013285
Stock Number	P-1013285
MLS Number	13724908
Category	Engine Miscellaneous Parts
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Ignition Coil with Extension, Part # P-1013278

$75 USD

Good used Ignition coil with ignition coil extension from a Cummins ISX12 engine. The Ignition coil with Ignition coil extension has been visually inspected and is in good condition. The...

Condition	Used
Part Number	P-1013278
Stock Number	P-1013278
MLS Number	13724884
Category	Engine Miscellaneous Parts
Last Updated	5/15/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

Cummins ISX12 Engine Oil Cooler

$150 USD

Good used Oil cooler with housing from a Cummins ISX12 engine. The Oil cooler with housing has been visually inspected and is in good condition. The Oil cooler with housing has chipped...

Condition	Used
Part Number	P-1013275
Stock Number	P-1013275
MLS Number	13724879
Category	Engine Oil Coolers
Last Updated	6/13/2026
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts