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Caterpillar C12 Engine & Powertrain For Sale

Browse Caterpillar C12 Engine & Powertrain for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 659 listings. Caterpillar C12 pricing ranges from $9 to $5,000 based on recent marketplace data. Filter by condition, price, or year to find the right Caterpillar C12.
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   Belt Tensioners (6)    Cam Followers (11)    Cam Gears (2)    Camshafts (5)    Crankshafts (15)    Cylinder Heads (19)    Engine Accessory Drives (1)    Engine Air Compressors (6)    Engine Blocks / Cylinder Blocks (6)    Engine Brackets (21)    Engine Brakes / Jake Brakes (28)    Engine Control Modules (ECM) (87)    Engine Cores (17)    Engine Covers (8)    Engine Gears (11)    Engine Harmonic Balancers (9)    Engine Head Bolts (1)    Engine Mounts (38)    Engine Oil Coolers (21)    Engine Oil Dipsticks (2)    Engine Oil Pans (14)    Engine Oil Pickup Tubes (1)    Engine Oil Pumps (23)    Engine Plumbing (1)    Engine Rods (8)    Engine Seals (1)    Engine Thermostat Housings (3)    Engine Valve Trains (9)    Engine Wiring Harnesses (6)    Front Engine Covers (34)    Idler Gears (1)    Intake Manifolds (32)    Manifolds (1)    Pistons & Rod Parts (8)    Rocker Arms (40)    Rocker Housings (2)    Timing Covers (19)    Timing Gears (25)    Turbo Parts (5)    Turbochargers / Superchargers (30)    Valve Covers (68)    Water Pumps (14)
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Showing 1 - 25 of 659 Listings

1 - 25 of 659 listings
1 - 25 of 659 listings
Caterpillar C12 Cylinder Head

Caterpillar C12 Cylinder Head

Recently Updated
$2,500 USD
New loaded assembled aftermarket CAT cylinder head. Also compatible with C10 CAT P/N 1482144, 148-2144. Additional cross reference #s4P6510, 162-0638, 200-1282, 148-2144, 162-0623, This...
Quantity5
ConditionNew
Stock Number1482144
MLS Number12886171
CategoryCylinder Heads
Last Updated4/1/2026
Location
Scranton, PA, US
Sold By
Boots and Hank's Truck Parts, Inc.
(833) 396-___  SHOW
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Boots and Hank's Truck Parts, Inc.
Caterpillar C12 Water Pump

Caterpillar C12 Water Pump

$273.50 USD
NEW Water Pump Assembly CaterpillarC10 / C12 application, check part #'s for compatibility., Serial#: 381800 0R-0705 0R-8767 100-6944 10R-3709 153-8053 176-7000 352-2077, Core Charge: 0,...
ConditionNew
Part Number381808 0R-0705 0R-8767 100-6944 10R-3709 153-8053 176-7000 352-2077
Stock Number381808
MLS Number10529419
CategoryWater Pumps
Last Updated3/28/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Caterpillar C12 Vibration Damper for a 1999 Kenworth T800

Caterpillar C12 Vibration Damper for a 1999 Kenworth T800

$75 USD
Good used Balancer from a Caterpillar C12 engine. The balancer has been visually inspected and is in good condition. The balancer has rust, corrosion, chipped paint, and scuff marks, please...
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)T800
Will Fit Year(s)1999
Part Number240092-17
Stock Number240092-17
MLS Number13206246
CategoryEngine Harmonic Balancers
Last Updated3/11/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Caterpillar C12 Vibration Damper for a 2000 Freightliner FLD120

Caterpillar C12 Vibration Damper for a 2000 Freightliner FLD120

$100 USD
Good, used harmonic balancer from a CAT C12 engine. The balancer has been visually inspected and is in good working condition. There is no visible damage seen on the part. There is visible...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)FLD120
Will Fit Year(s)2000
Part Number220503-10
Stock Number220503-10
MLS Number11987740
CategoryEngine Harmonic Balancers
Last Updated3/11/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Caterpillar C12 Vibration Damper

Caterpillar C12 Vibration Damper

$100 USD
Good, used harmonic balancer from a CAT C12 engine. The balancer has been inspected and is in good working condition. There is no visible damage seen on the part. There is visible rust on...
ConditionUsed
Part NumberP-10268
Stock NumberP-10268
MLS Number11234889
CategoryEngine Harmonic Balancers
Last Updated3/11/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Caterpillar C12 Vibration Damper

Caterpillar C12 Vibration Damper

$100 USD
Good used Harmonic Balancer Pulley off a Cat C12 casting number (9Y3467). Please see pictures, call or email for more information. We ship anywhere. Thank you., Serial#: 9Y3467, Core Charge:...
ConditionUsed
Part NumberP-5977
Stock NumberP-5977
MLS Number9845006
CategoryEngine Harmonic Balancers
Last Updated3/11/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Caterpillar C12 Vibration Damper

Caterpillar C12 Vibration Damper

$100 USD
Good used Harmonic Balancer off a Cat C12 casting number (7E-0978). Please see pictures, call or email for more information. We ship anywhere. Thank you., Serial#: 7E-0978, Core Charge: 0.00...
ConditionUsed
Part Numberp-5968
Stock NumberP-5968
MLS Number9844998
CategoryEngine Harmonic Balancers
Last Updated3/11/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Caterpillar C12 Cylinder Head for a CAT C12

Caterpillar C12 Cylinder Head for a CAT C12

$550 USD
CAT C10 C12 Cylinder Head 4P6510 162-0683 162-0623, DECENT HEAD HAS TWO CRACKS LIKE THE ONE PICTURED , This head is also a replacement for these part#'s, 10R8887, 10R8888, 0R9748,...
ConditionUsed
Fits To Make(s)CAT
Fits To Model(s)C12
Stock Number780505
MLS Number14213585
CategoryCylinder Heads
Last Updated3/2/2026
Location
Antioch, TN, US
Sold By
LKQ Heavy Truck
(855) 905-___  SHOW
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LKQ Heavy Truck
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