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Cummins ISX12 G Engine & Powertrain For Sale

Browse Cummins ISX12 G Engine & Powertrain on MyLittleSalesman.com and compare listings with prices from $15 to $1,750. Sellers include Rydemore Heavy Duty Truck Parts, LKQ Heavy Truck, River Valley Truck Parts, and more. Filter by condition, price, or year to quickly narrow down to the right Cummins ISX12 G.
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Truck Parts (145)
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Engine & Powertrain (145)
   Breathers (1)    Cam Followers (1)    Cam Gears (1)    Camshaft Housings (3)    Camshafts (1)    Cylinder Heads (1)    Engine Blocks / Cylinder Blocks (2)    Engine Brackets (4)    Engine Brakes / Jake Brakes (6)    Engine Control Modules (ECM) (9)    Engine Cores (4)    Engine Covers (1)    Engine Gears (2)    Engine Harmonic Balancers (2)    Engine Miscellaneous Parts (56)    Engine Mounts (2)    Engine Oil Coolers (3)    Engine Oil Dipsticks (1)    Engine Oil Pans (3)    Engine Oil Pumps (4)    Engine Plumbing (1)    Engine Pulleys (1)    Engine Rods (1)    Engine Valve Trains (1)    Engine Valves & Parts (1)    Engine Wiring Harnesses (1)    Front Engine Covers (2)    Idler Gears (1)    Intake Manifolds (8)    Manifolds (1)    Pistons & Rod Parts (1)    Rocker Arms (4)    Throttle Body Assemblies (2)    Timing Gears (6)    Turbochargers / Superchargers (3)    Valve Covers (1)    Water Pumps (3)
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   ISX12 G (145)
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Showing 1 - 25 of 145 Listings

1 - 25 of 145 listings
1 - 25 of 145 listings
Cummins ISX12 G Engine Block / Cylinder Block

Cummins ISX12 G Engine Block / Cylinder Block

$1,000 USD
Good used Block from a Cummins ISX12 G engine. The block has been visually inspected and is in good condition. The block has a timing cover and a camshaft attached, the timing cover has...
ConditionUsed
Part NumberP-1013982
Stock NumberP-1013982
MLS Number13883262
CategoryEngine Blocks / Cylinder Blocks
Last Updated6/13/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Turbocharger / Supercharger

Cummins ISX12 G Turbocharger / Supercharger

$475 USD
Good Turbocharger Core from a Cummins ISX12 G engine. The Turbocharger core has been visually inspected and is in good condition. The Turbo charger core has corrosion and rust. The Turbine...
ConditionUsed
Part NumberP-1014258
Stock NumberP-1014258
MLS Number14065659
CategoryTurbochargers / Superchargers
Last Updated6/13/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Engine Brake

Cummins ISX12 G Engine Brake

$325 USD
Good used Front Engine brake from a Cummins ISX12 G engine. The Front engine brake has been visually inspected and is in good condition. The Front engine brake has no visible damage. All...
ConditionUsed
Part NumberP-1014259
Stock NumberP-1014259
MLS Number14065660
CategoryEngine Brakes / Jake Brakes
Last Updated5/14/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Engine Brake

Cummins ISX12 G Engine Brake

$325 USD
Good used Rear engine brake from a Cummins ISX12 G engine. The Rear engine brake has been visually inspected and is in good condition. The Rear engine brake has no visible damage. All bolt...
ConditionUsed
Part NumberP-1014260
Stock NumberP-1014260
MLS Number14065662
CategoryEngine Brakes / Jake Brakes
Last Updated5/14/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Crankcase Breather, Part # P-1014264

Cummins ISX12 G Crankcase Breather, Part # P-1014264

$275 USD
Good used Crankcase breather from a Cummins ISX12 G engine. The Crankcase breather has been visually inspected and is in good condition. The Crankcase breather has minor damage, please refer...
ConditionUsed
Part NumberP-1014264
Stock NumberP-1014264
MLS Number14065666
CategoryEngine Miscellaneous Parts
Last Updated6/13/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Engine Oil Pump

Cummins ISX12 G Engine Oil Pump

$150 USD
Good used Steel Oil pump from a Cummins ISX12 G engine. The Steel Oil pump has been visually inspected and is in good condition. The Oil pump gear spins freely. The fittings are in good...
ConditionUsed
Part NumberP-1014250
Stock NumberP-1014250
MLS Number14063855
CategoryEngine Oil Pumps
Last Updated5/14/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Cam Follower

Cummins ISX12 G Cam Follower

$150 USD
Good used Cam fallowers and shaft from a Cummins ISX12 G engine. The Cam fallowers and shaft has been visually inspected and is in good condition. The Cam fallowers and shaft has no visible...
ConditionUsed
Part NumberP-1014312
Stock NumberP-1014312
MLS Number14142248
CategoryCam Followers
Last Updated6/27/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Piston / Rod, Part # P-1014270

Cummins ISX12 G Piston / Rod, Part # P-1014270

$150 USD
Good used Piston and Rod from a Cummins ISX12 G engine. The Piston and Rod has been visually inspected and is in good condition. The Piston and Rod has minor damage, please refer to photos...
ConditionUsed
Part NumberP-1014270
Stock NumberP-1014270
MLS Number14071597
CategoryPistons & Rod Parts
Last Updated6/13/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Engine Oil Pan

Cummins ISX12 G Engine Oil Pan

$100 USD
Good used Oil pan from a Cummins ISX/12 G engine. The Oil pan has been visually inspected and is in good condition. The Oil pan has corrosion and rust, please refer to photos provided. The...
ConditionUsed
Part NumberP-1014311
Stock NumberP-1014311
MLS Number14139883
CategoryEngine Oil Pans
Last Updated5/14/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Exhaust Recirculation Cooler Support, Part # P-1014313

Cummins ISX12 G Exhaust Recirculation Cooler Support, Part # P-1014313

$100 USD
Good used Exhaust recirculation cooler support from a Cummins ISX12 G engine. The Exhaust recirculation cooler support has been visually inspected and is in good condition. The support has...
ConditionUsed
Part NumberP-1014313
Stock NumberP-1014313
MLS Number14142249
CategoryEngine Miscellaneous Parts
Last Updated5/14/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Thermostat Housing, Part # P-1014261

Cummins ISX12 G Thermostat Housing, Part # P-1014261

$100 USD
Good used Thermostat housing from a Cummins ISX12 G engine. The Thermostat housing has been visually inspected and is in good condition. The housing has corrosion and rust. The housing has...
ConditionUsed
Part NumberP-1014261
Stock NumberP-1014261
MLS Number14065663
CategoryEngine Miscellaneous Parts
Last Updated5/14/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
NUMBERCall Seller
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River Valley Truck Parts
Cummins ISX12 G Fuel Control Housing, Casting # 5320527, Part # P-1014253

Cummins ISX12 G Fuel Control Housing, Casting # 5320527, Part # P-1014253

$100 USD
Good used Fuel control housing from a Cummins ISX12 G engine. The Fuel control housing has been visually inspected and is in good condition. The Fuel control housing has corrosion. The...
ConditionUsed
Part NumberP-1014253
Stock NumberP-1014253
MLS Number14065651
CategoryEngine Miscellaneous Parts
Last Updated5/14/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
NUMBERCall Seller
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River Valley Truck Parts
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