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Condition: Used
Stock Number: 9974
Serial Number: 9NS17031
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1998 Caterpillar C12 Diesel Engine For Sale with Jake Brakes, AR# 164-8536, 40-PIN, Freightliner, 425...
Updated: Tuesday, November 10, 2026 03:03 PM
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 7436
Serial Number: 9NS07596
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1998 Caterpillar C12 Diesel Engine For Sale, 370HP, AR# 152-3298, 70-PIN, CORE AR# 148-2020, 11.9L, 6...
Updated: Tuesday, November 10, 2026 03:03 PM
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 27891
Serial Number: 1FUYSWEB8WL884943
Description: ENGINE RUNS WELL AND HOLDS GOOD OIL PRESSURE/ 30 DAY WARRANTY ON ALL MAJOR CASTING PARTS, HIGH MILEAGE BUT RUNS GREAT, 1,355,686 MILES 40 PIN CO...
Updated: Friday, September 18, 2026 03:07 PM
Location: Douglas, Georgia, USA
Seller: AMERICAN TRUCK PARTS INC
Condition: Used
Stock Number: 32424-6
Serial Number: 1FTYY96M9WVA24951
Description: COMPLETE CORE ENGINE ASSEMBLY/WATER IN OIL/ 40 PIN ECM
Updated: Tuesday, September 01, 2026 11:12 AM
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 1A1E57341
Serial Number: 1XKADU9X2WJ953705
Description: INCOMPLETE ENGINE
Updated: Wednesday, November 04, 2026 07:50 AM
Location: Sainte-Julie, Quebec, Canada
Seller: Lussicam
Condition: Used
Stock Number: 1A1E56346
Serial Number: 1XKADU9X2WJ953705
Description: INCOMPLETE ENGINE
Updated: Wednesday, November 04, 2026 07:50 AM
Location: Sainte-Julie, Quebec, Canada
Seller: Lussicam
Condition: Used
Stock Number: 1A1E34267
Description: CORE ELIGIBLE
Updated: Wednesday, November 04, 2026 07:50 AM
Location: Sainte-Julie, Quebec, Canada
Seller: Lussicam
Condition: Used
Stock Number: 215-1
Serial Number: 1FDZS96M1WVA36092
Description: COMPLETE TAKE OUT CATERPILLAR C12 ESN: 1YN11786
Mileage: NOT AVAILABLE
Updated: Tuesday, October 20, 2026 06:26 AM
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: S3038EN
Serial Number: 9NS05509
Description: 1998 CAT C12 Complete Engine for sale in SCRANTON, PA
USED COMPLETE ENGINES / USED CAT COMPLETE ENGINES / USED CAT C12 COMPLETE ENGINES / 1998 CAT...
Updated: Wednesday, September 02, 2026 11:37 AM
Location: Scranton, Pennsylvania, USA
Seller: Boots & Hanks Truck Parts of Scranton
Condition: Used
Stock Number: 6362-1109236
Serial Number: 6362-1109236
Description: USED 1.998 CATERPILLAR C12 ENGINE, 410HP, 40 PINS ECM COMPUTER, JAKE BRAKE, S/N:9NS15714, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ...
Updated: Tuesday, November 10, 2026 03:02 PM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 4781-0627225
Serial Number: 4781-0627225
Description: USED CATERPILLAR C12 ENGINE WITH 40 PINS ECM COMPUTER, JAKE BRAKE, 430HP, 1.998 TRUCK, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENG...
Updated: Tuesday, November 10, 2026 03:02 PM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 42420-10
Serial Number: GET
Description: ENGINE FOR PARTS OK . HEAD OR HEAD GASKET PROBLEMS, BEEN PARTED OUT. NOT COMPLETE
Mileage: GET
Updated: Tuesday, September 01, 2026 11:12 AM
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 915-10191915 - SN:9N
Serial Number: 915-10191915 - SN:9NS13391
Description: USED C12 CATERPILLAR ENGINE WITH 410HP, 40 PINS ECM COMPUTER, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE,ALSO MANY ENGINES IN STOCK. - FOR PRICE...
Updated: Tuesday, November 10, 2026 03:02 PM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Core
Stock Number: A42568-1
Description: Parting Engine
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah, USA
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Core
Stock Number: A42553-1
Description: Has jake brakes CORE MOTOR
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah, USA
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Core
Stock Number: A42575-1
Description: Jake Brakes CORE ENGINE
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah, USA
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 903345-1
Description: Oil in Coolant.
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah, USA
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 1323
Serial Number: 9NS03660
Description: (USED) 1998 Caterpillar C12 Diesel Engine with Jake Brakes, 40-PIN ECM CONNECTORS, Ar # 152-3229, 410HP @ 1800 RPM, 11.9L, Engine Serial # 9NS036...
Updated: Tuesday, November 10, 2026 03:03 PM
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1A1E59140
Serial Number: 1FDYS96M1VVA41531
Description: RUNNER
Updated: Wednesday, November 04, 2026 06:16 AM
Location: Sainte-Julie, Quebec, Canada
Seller: Lussicam
Condition: Used
Stock Number: 8196
Serial Number: 1YN04155
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1996 Caterpillar C12 Diesel Engine For Sale with Jake Brakes, 430HP @ 1800RP, 40-PIN, AR# 139-9709, F...
Updated: Tuesday, November 10, 2026 03:03 PM
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 13494
Description: Complete take out
Mileage: N/A
Updated: Tuesday, October 20, 2026 11:22 AM
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Rebuilt
Stock Number: 4014R
Serial Number: 2KS
Description: Engine C-12 PREMIUM REMANUFACTURED COMPLETE ENGINE EXCHANGE WITH ONE YEAR 2000 HOURS PARTS WARRANTY PLUS $4,500.00 REFUNDABLE CORE DEPOSIT. THIS EN...
Updated: Friday, November 06, 2026 11:07 AM
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Rebuilt
Stock Number: MOTOR
Description: REMAN CAT CATERPILLAR C12 C-12 MOTOR
$22,500 PLUS CORE.
2 YEAR WARRANTY ON REMANUFACTURED ENGINES. REBUILT TO LIKE NEW, MANUFACTURER SPECS.
...
Updated: Thursday, November 05, 2026 09:27 AM
Location: Rensselaer, Indiana, USA
Seller: Diesel Truck Parts
Condition: Rebuilt
Stock Number: 11127
Serial Number: 2KS09193
Description: REBUILT CAT C12 ENGINE ASSEMBLY 425HP AR175-1916 ESN#2KS09193
$21,000 WITH EXCHANGE
$3,500 CORE CHARGE
Updated: Friday, October 02, 2026 12:19 PM
Location: Houston, Texas, USA
Seller: TTM Diesel LLC
Condition: Used
Description: RECONDITIONED CAT C12
BEARING AND SEALED
BRAND NEW CYLINDER HEAD
$14,000
$2,500 CORE
Updated: Friday, October 02, 2026 12:19 PM
Location: Houston, Texas, USA
Seller: TTM Diesel LLC
Condition: Used
Stock Number: A 4014G
Serial Number: 2KS
Description: Engine C-12 TRUCK OR INDUSTRIAL APPLICATION STARTING AT $12995.00 / See sample pictures attached. EXCHANGE WITH 100 DAY WARRANTY PLUS $1,000.00 RE...
Updated: Friday, November 06, 2026 11:07 AM
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Serial Number: 2KS
Description: USED C12 ENGINE ASSEMBLY. 2KS. We ship nationwide and have a large selection of inventory to get you back on the road. All of our engines come with...
Updated: Thursday, September 24, 2026 08:26 AM
Location: Taylor, Pennsylvania, USA
Seller: Nationwide Heavy Truck Parts
Condition: Rebuilt
Stock Number: SHORT BLOCK
Description: REMAN CATERPILLAR CAT C12 C-12 SHORT BLOCK
$9,500.00 PLUS CORE.
2 YEAR WARRANTY ON REMANUFACTURED ENGINES. REBUILT TO LIKE NEW, MANUFACTURER SP...
Updated: Thursday, November 05, 2026 09:27 AM
Location: Rensselaer, Indiana, USA
Seller: Diesel Truck Parts