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Condition: Used
Stock Number: 1471
Serial Number: 2KS18249
Description: (GOOD USED) 1999 Caterpillar C12 Diesel Engine For Sale with Jake Brakes, 410HP @ 1800RPM, 70-PIN ECM CONNECTOR PLUGS, Pulled off a Freightliner, A...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1294
Serial Number: 2KS17894
Description: (GOOD USED) 1999 Caterpillar C12 Diesel Engine 2KS, (70-PIN ECM CONNECTOR PLUGS) 355HP @ 1800RPM, AR # 173-6432, Freightliner Truck, MAX HP RATING ...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
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: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
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: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
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
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
Seller: Holst 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
Seller: Boots & Hanks Truck Parts of Scranton
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
Seller: Holst Truck Parts
Condition: Core
Stock Number: A42568-1
Description: Parting Engine
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah
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
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
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
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: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
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: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
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, October 30, 2026 07:56 AM
Location: Chicago, Illinois
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: Monday, November 02, 2026 02:05 PM
Location: Rensselaer, Indiana
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
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
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, October 30, 2026 07:56 AM
Location: Chicago, Illinois
Seller: Diesel Sales
Condition: Used
Stock Number: C12
Serial Number: BDL02574
Description: Engine C-12 COMPLETE TESTED GOOD READY TO GO - EXCHANGE WITH 100 DAY LIMITED PARTS WARRANTY PLUS $1,000.00 REFUNDABLE CORE DEPOSIT STARTING AT $11,...
Updated: Friday, October 30, 2026 07:56 AM
Location: Chicago, Illinois
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
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: Monday, November 02, 2026 02:05 PM
Location: Rensselaer, Indiana
Seller: Diesel Truck Parts
Condition: Rebuilt
Stock Number: SHORT BLOCK LP
Description: REMAN CAT CATERPILLAR C12 SHORT BLOCK LP 2 YEAR WARRANTY - 90042
$9500 PLUS CORE.
2 YEAR WARRANTY ON REMANUFACTURED ENGINES. REBUILT TO LIKE NE...
Updated: Monday, November 02, 2026 02:05 PM
Location: Rensselaer, Indiana
Seller: Diesel Truck Parts
Condition: Used
Stock Number: ENGINE-2852
Description: RUNS, JAKES, 9NS SERIAL
Updated: Monday, November 02, 2026 08:26 AM
Location: Lakeville, Minnesota
Seller: MANDERS DIESEL REPAIR INC
Condition: Used
Stock Number: C11-AS-730
Serial Number: 5ED01799
Description: Engine C-12 GOOD USED BLOCK ONLY FOR REBUILDING
PowerType: Diesel
Updated: Friday, October 30, 2026 07:56 AM
Location: Chicago, Illinois
Seller: Diesel Sales
Condition: Used
Stock Number: 36387
Description: USED CAT C-12 CRANKSHAFT - P/N: 116-1072
Updated: Wednesday, August 26, 2026 08:02 AM
Location: Crandall, Texas
Seller: Tim Jordan's Truck Parts, Inc
Condition: Used
Stock Number: 90328
Description: USED CAT C-12 EXHAUST BRAKE
1638167
Updated: Wednesday, August 26, 2026 08:02 AM
Location: Crandall, Texas
Seller: Tim Jordan's Truck Parts, Inc
Condition: Used
Stock Number: 92751
Description: USED C-12 CATERPILLAR AIR COMPRESSOR DRIVE GEAR 128-0420 42 TEETH
Updated: Wednesday, August 26, 2026 08:02 AM
Location: Crandall, Texas
Seller: Tim Jordan's Truck Parts, Inc
