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Condition: Rebuilt
Stock Number: MOTOR
Description: REMAN CATERPILLAR CAT C7 3126 MOTOR
$13,500 PLUS CORE.
2 YEAR WARRANTY ON REMANUFACTURED ENGINES. REBUILT TO LIKE NEW, MANUFACTURER SPECS.
F...
Updated: Thursday, November 05, 2026 09:27 am
Location: Rensselaer, Indiana, USA
Seller: Diesel Truck Parts
Condition: Used
Stock Number: 119123
Serial Number: CKM00465
Description: CATERPILLAR DIESEL ENGINE 3126 7.2L 300HP
Updated: Monday, August 24, 2026 10:33 am
Location: East Bernstadt, Kentucky, USA
Seller: Visone RV
Condition: Used
Stock Number: 121008
Serial Number: HEP03470
Description: CATERPILLAR DIESEL ENGINE 3126 7.2L 330HP
Updated: Monday, August 24, 2026 10:33 am
Location: East Bernstadt, Kentucky, USA
Seller: Visone RV
Condition: Used
Stock Number: 113081
Description: CATERPILLAR DIESEL ENGINE 3126 7.2L 330HP
Updated: Monday, August 24, 2026 10:33 am
Location: East Bernstadt, Kentucky, USA
Seller: Visone RV
Condition: Used
Stock Number: 113081
Description: CATERPILLAR DIESEL ENGINE 3126 7.2L 330HP
Updated: Monday, August 24, 2026 10:33 am
Location: East Bernstadt, Kentucky, USA
Seller: Visone RV
Condition: Used
Stock Number: 119004
Serial Number: CKM39372
Description: CATERPILLAR DIESEL ENGINE 3126 7.2L 330HP . Click photo for more information.
Updated: Monday, August 24, 2026 10:33 am
Location: East Bernstadt, Kentucky, USA
Seller: Visone RV
Condition: Rebuilt
Stock Number: 1049893
Shipping Weight: 453.59 kg
Description: Remanufactured Caterpiller 3126 3 valve long block assembly. 2 Piece piston. 230HP & up. 1283883 front housing.
Includes NEW OEM spec parts:
*...
Updated: Monday, September 28, 2026 11:32 am
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Stock Number: 120027
Serial Number: 7AS83711
Description: CATERPILLAR DIESEL ENGINE 3126 7.2L 300HP .
Updated: Monday, August 24, 2026 10:33 am
Location: East Bernstadt, Kentucky, USA
Seller: Visone RV
Condition: Rebuilt
Stock Number: LONG BLOCK XT
Description: REMAN CATERPILLAR CAT C7 3126 LONG BLOCK XT
$7,250 PLUS $2000 CORE.
2 YEAR WARRANTY ON REMANUFACTURED ENGINES. REBUILT TO LIKE NEW, MANUFACTURE...
Updated: Thursday, November 05, 2026 09:27 am
Location: Rensselaer, Indiana, USA
Seller: Diesel Truck Parts
Condition: Rebuilt
Stock Number: BBENG30
Weight: 566.99 kg
Description: Caterpillar 3126 Used Engine Includes:
Engine Block
Cylinder Head
Pistons
Connecting Rods
Camshaft and Lifters
Rockers
Crankshaft
Front C...
Updated: Thursday, October 15, 2026 10:44 am
Location: Parker, Colorado, USA
Seller: Big Bear Engine Company
Condition: Rebuilt
Weight: 566.99 kg
Description: Caterpillar 3126 Used Engine Includes:
Engine Block
Cylinder Head
Pistons
Connecting Rods
Camshaft and Lifters
Rockers
Crankshaft
Front C...
Updated: Thursday, October 15, 2026 10:44 am
Location: Parker, Colorado, USA
Seller: Big Bear Engine Company
Condition: Used
Stock Number: 2128
Serial Number: 7AS26272
Weight: 1,133.98 kg
Shipping Length: 111.76 cm
Shipping Width: 111.76 cm
Description: Product Specifications
Year Unknown
Category Engines
Manufacturer
Caterpillar
Model 3126
Condition Used
Stock Number 2128
MLS Number 13870...
Updated: Thursday, September 17, 2026 10:47 am
Location: Miami, Florida, USA
Seller: Hondcub Truck Parts
Condition: Rebuilt
Stock Number: LONG BLOCK
Description: REMAN CATERPILLAR CAT C7 3126 LONG BLOCK
$5,850 PLUS $1500 CORE.
2 YEAR WARRANTY ON REMANUFACTURED ENGINES. REBUILT TO LIKE NEW, MANUFACTURER S...
Updated: Thursday, November 05, 2026 09:27 am
Location: Rensselaer, Indiana, USA
Seller: Diesel Truck Parts
Condition: Used
Stock Number: 1070926
Shipping Weight: 807.39 kg
Description: Good running Caterpillar 3126 engine assembly with air. 62,698 Miles. 42 PSI oil pressure. Damaged wiring harness. Dented oil pan. 120 Day guarante...
Updated: Monday, September 28, 2026 11:29 am
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Stock Number: 1037990
Shipping Weight: 807.39 kg
Description: Good running Caterpillar 3126 350HP engine assembly with air compressor. Military surplus engine. 5,533 Hours. 40 Pin ECM. 50 PSI oil pressure. 120...
Updated: Monday, September 28, 2026 10:11 am
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Serial Number: 7AS42805
Description: Caterpillar 3126 246 hp Engine. Good running from 1999 Sterling S/A Truck.
Updated: Tuesday, October 20, 2026 07:14 am
Location: Mosinee, Wisconsin, USA
Condition: Rebuilt
Stock Number: SHORT BLOCK
Description: REMAN CATERPILLAR CAT C7 3126 SHORT BLOCK
$3,850 PLUS $1000 CORE.
2 YEAR WARRANTY ON REMANUFACTURED ENGINES. REBUILT TO LIKE NEW, MANUFACTURER ...
Updated: Thursday, November 05, 2026 09:27 am
Location: Rensselaer, Indiana, USA
Seller: Diesel Truck Parts
Condition: Used
Stock Number: E3908
Serial Number: 239-3880-00 239388000 198-1723 210-0849
Weight: 6.8 kg
Shipping Length: 35.56 cm
Shipping Width: 35.56 cm
Description: (GOOD USED) OEM 2004 Caterpillar 3126 Diesel Engine Control Module, ECM, ECU, for sale!!!! Part #: 239-3880-00; Supersession Part #: 198-1724, 210-...
Updated: Thursday, September 17, 2026 08:52 am
Location: Hialeah, Florida, USA
Seller: JJ Rebuilders
Condition: Used
Stock Number: 16264
Serial Number: Not Available
Description: Complete Take out Caterpillar 3126 ESN: 1WM13859
Mileage: Not Available
Updated: Tuesday, October 20, 2026 06:25 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 9487
Serial Number: Not Available
Description: Take out Caterpillar 3126 missing parts see pics ESN: 7AS02771
Mileage: Not Available
Updated: Tuesday, October 20, 2026 06:16 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 37553
Description: USED CAT ECM. 70 PIN. P/N: 206-2700, 348-2377, 240-5303, 10R3571
Coreprice: 450
Updated: Wednesday, August 26, 2026 08:02 am
Location: Crandall, Texas, USA
Seller: Tim Jordan's Truck Parts, Inc
Condition: Used
Stock Number: 66A1E55749
Description: GOOD USED,QUALITY A
Updated: Wednesday, November 04, 2026 07:50 am
Location: Sainte-Julie, Quebec, Canada
Seller: Lussicam
Condition: Used
Stock Number: 20A1E55749
Description: GOOD USED,QUALITY A
Updated: Wednesday, November 04, 2026 07:50 am
Location: Sainte-Julie, Quebec, Canada
Seller: Lussicam
Condition: Used
Stock Number: 100126
Serial Number: 8YL
Shipping Length: 40.64 cm
Shipping Width: 40.64 cm
Shipping Height: 15.24 cm
Description: TESTED CATERPILLAR 3126 70 PIN ECM FOR 3126 8YL
Coreprice: 450
Updated: Tuesday, November 10, 2026 09:45 am
Location: Salt Lake City, Utah, USA
Seller: Vriens Truck Parts
Condition: Used
Stock Number: BOX9
Serial Number: 1598073-02 3116 JUNCTION BOX
Weight: 9.07 kg
Shipping Length: 40.64 cm
Shipping Width: 40.64 cm
Description: (GOOD USED) Caterpillar 3126 3116 Marine Diesel Engine Juction Box, for sale!!! Part #: 1598073-02; Stock #: BOX9
Updated: Thursday, September 17, 2026 08:52 am
Location: Hialeah, Florida, USA
Seller: JJ Rebuilders
Condition: Used
Stock Number: 14582
Serial Number: Na
Weight: 2.27 kg
Shipping Length: 35.56 cm
Shipping Width: 27.94 cm
Description: Used 70 pin ecm for caterpillar 3126 engine 149-6990-01. CORE ONLYPriced in USD
Length: 0.3556
Width: 0.2794
Height: 0.0762
Updated: Tuesday, October 20, 2026 06:20 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 75A1E55749
Description: GOOD USED,QUALITY A
Updated: Thursday, November 05, 2026 06:17 am
Location: Sainte-Julie, Quebec, Canada
Seller: Lussicam
Condition: Used
Stock Number: 8948
Description: Mini Cap Injection Pump
Updated: Tuesday, October 20, 2026 11:22 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts