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Quantity: 2
Condition: Core
Description: CORE ENGINE / PART NUMBER 121--5785 - PRICE OUTRIGHT / FIT 785B TRUCKS // MISSING SOME PARTS
Updated: Friday, September 11, 2026 08:17 AM
Location: Medley, Florida, USA
Seller: MBR DYNAMIC PARTS CORP
Condition: Rebuilt
Description: Rebuilt 3512B Caterpillar Engine
ENGINE IS BUILT UPON ORDER AND SUBJECT TO PART AVAILABILTY.
Industrial Diesel Inc. offers a broad range of re...
Updated: Wednesday, October 14, 2026 09:43 AM
Location: Decatur, Texas, USA
Seller: Industrial Diesel Inc.
GBP £214,836.29
(GST applies to buyers in Australia)
Condition: Rebuilt
Stock Number: 1755285
Serial Number: 8BR00895
Description: CAT Dealer Rebuilt 3512B Engine - Fits 784C serial 2PZ, 785 serial 8GB & 785C serial APX. Recently reduced from $539,282 to $418,200
Updated: Monday, November 09, 2026 07:37 PM
Location: Clayton, Victoria, Australia
Seller: William Adams Pty Ltd: Parts
Condition: Used
Stock Number: IEEN-637-CT
Serial Number: WF300508
Weight: 6,803.89 kg
Shipping Length: 307.34 cm
Shipping Width: 213.36 cm
Description: Stock # IEEN- 637-CT
Inventory Sheet
Engine/Pwr Unit Price $ 59,500
Description 3512C CAT Industrial Engine, Frack Spec, 2250 HP @ ...
Updated: Monday, November 09, 2026 08:30 AM
Location: East Earl, Pennsylvania, USA
Seller: Industrial Engines, LLC
Condition: Used
Stock Number: IEEN-662-CT
Serial Number: WF300100
Weight: 6,803.89 kg
Shipping Length: 304.8 cm
Shipping Width: 213.36 cm
Description: Stock # IEEN- 662-CT
Inventory Sheet
Engine/Pwr Unit Price $ 55,000
Description 3512 CAT Industrial Engine, Frack Spec, 2250 HP @ 1...
Updated: Monday, November 09, 2026 08:30 AM
Location: East Earl, Pennsylvania, USA
Seller: Industrial Engines, LLC
Condition: Used
Stock Number: IEEN-679-CT
Serial Number: WF300410
Weight: 6,803.89 kg
Shipping Length: 304.8 cm
Shipping Width: 213.36 cm
Description: Stock # IEEN- 679-CT
Inventory Sheet
Engine/Pwr Unit Price $ 45,000
Description 3512C Caterpillar Industrial Frack Spec Engine, 225...
Updated: Monday, November 09, 2026 08:30 AM
Location: East Earl, Pennsylvania, USA
Seller: Industrial Engines, LLC
Condition: Used
Stock Number: IEEN-639-CT
Serial Number: R1A00993
Weight: 6,803.89 kg
Shipping Length: 330.2 cm
Shipping Width: 228.6 cm
Description: Stock # IEEN- 639-CT
Inventory Sheet
Engine/Pwr Unit Price $ 39,500
Description 3512C CAT Industrial Engine, Frank Spec., 2250 HP @...
Updated: Monday, November 09, 2026 08:30 AM
Location: East Earl, Pennsylvania, USA
Seller: Industrial Engines, LLC
Condition: Used
Stock Number: MPS1846
Serial Number: R1A01662
Description: Caterpillar 3512C ATAAC Core Engine – MPS1845/1846 – SN: R1A01667/R1A01662 – 2012 DOM – Can Quote 0 Hour Overhaul Or Sell As Is – 2 Units Available...
Updated: Tuesday, November 03, 2026 07:22 AM
Location: Katy, Texas, USA
Seller: McKain Power Systems Consulting, LLC
Condition: Used
Stock Number: MPS1845
Serial Number: R1A01667
Description: Caterpillar 3512C ATAAC Core Engine – MPS1845/1846 – SN: R1A01667/R1A01662 – 2012 DOM – Can Quote 0 Hour Overhaul Or Sell As Is – 2 Units Available...
Updated: Tuesday, November 03, 2026 07:22 AM
Location: Katy, Texas, USA
Seller: McKain Power Systems Consulting, LLC
Condition: Used
Stock Number: 1837
Serial Number: LLA01505
Description: Used CAT 3512C Land Electric Engine; 2008 Model – High Hours; 1476HP @ 1200RPM; Tier 2 Emissions; Heavy Duty Air Cleaner Housings; Minor Fire Damag...
Updated: Wednesday, September 02, 2026 07:55 AM
Location: Spring, Texas, USA
Seller: NineX Power Systems
Condition: Used
Stock Number: 1671
Serial Number: LLA01020
Description: Zero Hour Rebuilt CAT 3512C Land Electric Engine; 2007 Model; 1476HP @ 1200RPM; Tier 2 Emissions; Rebuild Completed by CAT Dealer w. CAT Parts; CAT...
Updated: Tuesday, October 20, 2026 06:04 PM
Location: Spring, Texas, USA
Seller: NineX Power Systems
Condition: Used
Stock Number: 1672
Serial Number: LLA03797
Description: Top End Overhaul CAT 3512C Land Electric Engine; 2007 Model; Zero Hours Since Top End Overhaul; 1476HP @ 1200RPM; Tier 2 Emissions; Overhaul Comple...
Updated: Tuesday, October 20, 2026 06:05 PM
Location: Spring, Texas, USA
Seller: NineX Power Systems
Condition: Used
Stock Number: 1831
Serial Number: LLA02658
Description: Used CAT 3512C Land Electric Engine; 2011 Model – High Hour Core; 1476HP @ 1200RPM; Tier 2 Emissions; Missing: Air Cleaners, Starter, Instrument Pa...
Updated: Wednesday, September 02, 2026 07:55 AM
Location: Spring, Texas, USA
Seller: NineX Power Systems
Condition: Used
Stock Number: 1830
Serial Number: LLA01558
Description: Used CAT 3512C Land Electric Engine; 2008 Model – High Hour Core; 1476HP @ 1200RPM; Tier 2 Emissions; Missing: Air Cleaners, Starter, Instrument Pa...
Updated: Wednesday, September 02, 2026 07:55 AM
Location: Spring, Texas, USA
Seller: NineX Power Systems
Condition: Rebuilt
Description: Rebuilt 3512C Caterpillar Engine
ENGINE IS BUILT UPON ORDER AND SUBJECT TO PART AVAILABILTY.
Industrial Diesel Inc. offers a broad range of re...
Updated: Wednesday, October 14, 2026 09:43 AM
Location: Decatur, Texas, USA
Seller: Industrial Diesel Inc.
Condition: Used
Stock Number: 1782
Serial Number: WF300376
Weight: 6,803.89 kg
Description: High Hour CAT 3512CHD Industrial Well Service Engine; Rebuildable Core – No Major Failures; 2250 HP @ 1900RPM; ATAAC Configuration; Tier 2 Emission...
Updated: Wednesday, September 02, 2026 07:55 AM
Location: Spring, Texas, USA
Seller: NineX Power Systems
Quantity: 4
Condition: New
Stock Number: 24900
Description: Item Number: 24900
Year: 2015
Manufacturer: Caterpillar
Fuel Type: Diesel
Model: 3512C HD
Serial Number: PXG Prefix
HP: 2365
RPM: 18...
Updated: Wednesday, November 04, 2026 09:26 AM
Location: Encino, California, USA
Seller: Industrial Motor Power Corp
Condition: Core
Stock Number: 1901
Serial Number: R1A00834
Weight: 6,803.89 kg
Shipping Length: 281.94 cm
Shipping Width: 152.4 cm
Description: High Hour CAT 3512CHD Industrial Well Service Engine; Rebuildable Core – No Major Failures; 2500 HP @ 1900RPM; ATAAC Configuration; Tier 2 Emission...
Updated: Wednesday, September 02, 2026 07:55 AM
Location: Spring, Texas, USA
Seller: NineX Power Systems
Condition: Used
Stock Number: 1783
Serial Number: R1A
Weight: 6,803.89 kg
Description: High Hour CAT 3512CHD Industrial Well Service Engine; Rebuildable Core – No Major Failures; 2250 HP @ 1900RPM; ATAAC Configuration; Tier 2 Emission...
Updated: Wednesday, September 02, 2026 07:55 AM
Location: Spring, Texas, USA
Seller: NineX Power Systems
Condition: Used
Stock Number: 28436
Serial Number: MKH PREFIX
Description: 3950 hours,
Item Number : 28436
Year : 2005
Manufacturer : Caterpillar
Fuel Type : Diesel
Serial Number : MKH Prefix
KW :
Hz :
Voltage :
...
Updated: Wednesday, November 04, 2026 09:26 AM
Location: Encino, California, USA
Seller: Industrial Motor Power Corp
Quantity: 11
Condition: New
Stock Number: 25785
Description: Item Number: 25785
Year: 2015
Manufacturer: Caterpillar
Fuel Type: Diesel
Model: 3512C-HD
Serial Number: SLM Prefix
HP: 2400
RPM: 18...
Updated: Wednesday, November 04, 2026 09:26 AM
Location: Encino, California, USA
Seller: Industrial Motor Power Corp
Condition: Used
Stock Number: 70907
Serial Number: 24Z09162
Description: Engine Gen Set
PowerType: Diesel
Updated: Friday, November 06, 2026 11:10 AM
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Serial Number: 7E9079
Description: Caterpillar Engine 3512E
Arrangement Number: 7E9079
Updated: Thursday, October 15, 2026 10:37 PM
Location: Bendigo, Victoria, Australia
Seller: Yellow Iron Fleet
Condition: Used
Description: Good working conditions, price advantage
Updated: Monday, November 02, 2026 07:14 PM
Location: Tsimshatsui, Kowloon, Hong Kong
Seller: RCC Machinery
Condition: Used
Stock Number: QU01619
Serial Number: 25Z03003
Description: 2570HP, 1800RPM, Engine Only, Arrangement #: 2W871
Updated: Wednesday, September 30, 2026 09:56 AM
Location: City Of Industry, California, USA
Seller: Quinn Company
Condition: Used
Stock Number: 789C
Serial Number: 54Z00608 SAMPLE
Description: Engine 3516 COMPLETE RUNNING TAKEOUTS WITHOUT TRANSMISSIONS, CAT 789C APPLICATION, TURNS 360, 789C HAUL Conventional Trucks w/ Sleeper ALL 3516B, M...
Updated: Friday, November 06, 2026 11:09 AM
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Stock Number: A 1039R
Serial Number: ZAR00116
Description: Engine Complete
PowerType: Diesel
Updated: Friday, November 06, 2026 11:07 AM
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Stock Number: 153780
Description: SKU: 153780
Model: 3516
Condition: Used
S/N: 6CL00663
Dimensions: 100.00 (H) x 80.00 (W) x 145.00 (L) inches
Additional Description:
En...
Updated: Thursday, November 05, 2026 09:01 PM
Location: Langley, British Columbia, Canada
Seller: Lenmark Industries
