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Condition: New
Stock Number: 126-0110
Serial Number: 00000
Description: NEW FRONT MAIN SEAL. FITS MULTIPLE C12 APPLICATIONS. 126-0110
Updated: Tuesday, January 13, 2026 10:58 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 771459-13
Serial Number: N/A
Description: GOOD USED VALVE BRIDGE / CROSSHEAD
Updated: Tuesday, January 13, 2026 10:58 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Serial Number: 2KS12611
Description: 2000 CAT C12 / 256k miles - Serial: 2KS12611
- good running take out
Updated: Wednesday, February 18, 2026 02:07 pm
Location: Tampa, Florida, USA
Seller: Ben Truck Parts
Condition: Used
Stock Number: P-94217
Serial Number: 1FVXTWEBXYHB89084
Description: (Used) 2000 Freightliner FL112, FAN- Price is for Fan ONLY- Picture is for display only, Type: Air, Blades: 9, Material: Plastic, Reference image...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: P-94218
Serial Number: 1FVXTWEBXYHB89084
Description: (Used) 2000 Freightliner FL112, FAN CLUTCH- Price is for Fan Clutch ONLY- Picture is for display only, Type: Air, Material: Aluminum, Reference i...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: P-87220
Serial Number: 1XP5DU9X8YD512903
Description: (Used) 2000 Peterbilt 379, FAN CLUTCH- Price is for Fan/Clutch ONLY-Picture is for display only. Brand: Other, Type: Air, Material: Steel, Less...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: P-81476
Serial Number: 2HSCBAXR9YC065488
Description: (Used) 1999 Caterpillar C12, ENGINE ECM- Part Number: 157-3705-02, Serial Number: 26590020KA, Engine information- Family Number: XCPXH072.9ERK, ESN...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: 5467-1206225
Serial Number: 5467-1206225
Description: USED 2000 CATERPILLAR C12 ENGINE,430HP, JAKE BRAKE, ARR:169-9212, 70 PINS ECM COMPUTER, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY EN...
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Serial Number: 2KS16934
Description:
Updated: Wednesday, February 18, 2026 02:07 pm
Location: Tampa, Florida, USA
Seller: Ben Truck Parts
Condition: Used
Stock Number: 6411
Description: Call for price
Part TypeEngines & Engine Parts / Engine Assys
Engine Make Caterpillar
Engine Model C12
Horse Power 455
Casting/Serial# 2KS5444...
Updated: Thursday, December 11, 2025 10:36 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 6012
Serial Number: 2KS53650
Description: Call for price
Part TypeEngines & Engine Parts / Engine Cores
Engine Make Caterpillar
Engine Model C12
Horse Power 339
Mileage N/A
Casting/Se...
Updated: Thursday, December 11, 2025 10:36 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 3893
Serial Number: 2KS24249
Description: Call for price
Part TypeEngines & Engine Parts / Engine Assys
Engine Make Caterpillar
Engine Model C12
Horse Power 355
Casting/Serial# 2ks2424...
Updated: Thursday, December 11, 2025 10:36 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 1880
Serial Number: 2KS41703
Description: Part TypeEngines & Engine Parts / Engine Assys
Engine Make Caterpillar
Engine Model C12
Horse Power 435
Casting/Serial# 2KS41703
Truck Year 20...
Updated: Thursday, December 11, 2025 10:36 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 3893
Serial Number: 2KS24249
Description: Call for price
Part TypeEngines & Engine Parts / Engine Assys
Engine Make Caterpillar
Engine Model C12
Horse Power 355
Casting/Serial# 2ks2424...
Updated: Thursday, December 11, 2025 10:36 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 2437
Serial Number: 2KS45403
Description: (GOOD USED) 2000 Caterpillar C12 Diesel Engine with Jake Brakes For Sale, 410HP @ 1800RPM, 2KS, MAX ADV 505HP @ 1800, 70-PIN ECM, AR# 1790949, Off ...
Updated: Wednesday, February 25, 2026 08:45 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 51419-10
Serial Number: 859268
Description: CORE ENGINE/ JAKES INVENTORIED SEPARATE/COMPRESSOR SEPERATE
Mileage: NA
Updated: Tuesday, January 13, 2026 10:58 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 771459
Description: C12 CORE ENGINE (RUNNING CORE) PARTS ONLY 1YN04739 HEAD/TURBO HAVE BEEN SOLD
Updated: Tuesday, January 13, 2026 10:58 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 1764168
Description: C12 CAT VALVE BRDGES
Updated: Tuesday, January 13, 2026 10:58 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 1779
Serial Number: 35170029CJ
Description: (GOOD USED/TESTED) Caterpillar C12 40-PIN Diesel Engine ECM Part # 145-7806-01, Personality Module Part # 1919935-00, Personality Module Code 328, ...
Updated: Wednesday, February 25, 2026 08:45 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Core
Stock Number: 529553-1
Description: Core Motor.
Updated: Tuesday, January 27, 2026 09:39 am
Location: Ogden, Utah, USA
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 2KS03436
Serial Number: 2KS03436
Description: FOR SALE: CAT C12 S/N 2KS03436 430HP PACCAR ARR. DYNO TESTED. OIL SAMPLE TEST.. RUNS VERY WELL. REBUILT AT SOME POINT RECENTLY. 90 DAY HEAD, BLOC...
Updated: Monday, February 16, 2026 01:38 pm
Location: Harrisburg, Pennsylvania, USA
Seller: CLEVELAND BROTHERS RIG360 TRUCK CENTERS
Condition: Used
Stock Number: 2843
Serial Number: 2KS24990
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1999 Caterpillar C12 Diesel Engine with Jake Brakes For Sale, 2KS, 425HP @ 1800 RPM, AR# 169-9212, SH...
Updated: Wednesday, February 25, 2026 08:45 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2862
Serial Number: 2KS19041
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1999 Caterpillar C12 Diesel Engine For Sale, 410HP @ 1800RPM, AR# 1715005, 70-PIN ECM CONNECTOR PLUGS...
Updated: Wednesday, February 25, 2026 08:45 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Core
Stock Number: P-74705
Serial Number: 2FZXFWEB7XAA95137
Description: (Core) 1999 Caterpillar C12, ENGINE ASSEMBLY- Displacement: 11.9L, Horsepower: 410, : 169-9466, Serial Number: 2KS02441, Part Number: C01-00005-026...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: S700
Serial Number: 01230
Description: 1999 CAT C12 Used diesel engine for sale. 355 HP,tested and inspected with warranty. Call or visit our website for more information..
Updated: Tuesday, February 17, 2026 07:33 am
Location: Taylor, Pennsylvania, USA
Seller: Nationwide Heavy Truck Parts
Condition: Used
Stock Number: S663
Serial Number: ZKS26430
Description: 1999 CAT C12 used diesel engine for sale 430 HP. Tested and inspected with warranty! Call for more info!
Updated: Tuesday, February 17, 2026 07:33 am
Location: Taylor, Pennsylvania, USA
Seller: Nationwide Heavy Truck Parts
Condition: Used
Stock Number: ENGINE-2744
Description: NOT RUN, 380HP, '99, 2KS04877, REPTO, STERLING, TURNS, , OUTRIGHT
Updated: Tuesday, February 17, 2026 12:29 pm
Location: Lakeville, Minnesota, USA
Seller: MANDERS DIESEL REPAIR INC
Condition: Used
Stock Number: P-30328
Serial Number: 2FZXKWEB7XAA31949
Description: (Used) 1998 Caterpillar C12, ECM- Model: BB48T Serial Number: 148-2023, Family Number: WCPXH0729ERK, Displacement: 11.9L, Horsepower: 410, Ar. No.:...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts