Caterpillar 3126 Engines For Sale

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1999 Caterpillar 3126 Engine

Recently Updated

$11,695 USD

USED 1999 Caterpillar 3126 Truck Diesel Engine - Fully Tested, Warranty 300 HP, Engine Brake, Turbo 90 Days Warranty We have many of these in stock, all different Horsepower's and...

Warranty

Condition	Used
Usage	89,000 Miles
Horse Power	300 HP
MLS Number	14361575
Category	Engines
Last Updated	11/4/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

Caterpillar 3126B Engine

Recently Updated

$22,895 USD

REMANUFACTURED COMPLETE TRUCK ENGINE starting at $22,895.00 WITH TWO YEAR UNLIMITED MILE FACTORY PARTS LABOR WARRANTY 2nd YEAR LONG BLOCK ONLY, SOLD EXCHANGE PLUS $3,400.00 REFUNDABLE CORE...

Condition	Remanufactured
Stock Number	29638
MLS Number	13353380
Category	Engines
Last Updated	11/4/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

Caterpillar 3126B Engine

Recently Updated

$20,095 USD

3126 Series, 2-valve, Industrial Engine COMPLETE INDUSTRIAL REMANUFACTURED ENGINE EXCHANGE WITH ONE YEAR OR 2,000 HRS WHICHEVER OCCURS FIRST, FACTORY PARTS LABOR WARRANTY PLUS $ 3400.00...

Quantity	5
Condition	Remanufactured
Stock Number	29684
MLS Number	13353349
Category	Engines
Last Updated	11/4/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

Caterpillar 3126B Engine

Recently Updated

$21,695 USD

3126, 3-Valve, Industrial COMPLETE INDUSTRIAL REMANUFACTURED ENGINE EXCHANGE WITH ONE YEAR OR 2,000 HRS WHICHEVER OCCURS FIRST, FACTORY PARTS LABOR WARRANTY PLUS $ 3400.00 REFUNDABLE CORE...

Quantity	5
Condition	Remanufactured
Stock Number	29685
MLS Number	13353348
Category	Engines
Last Updated	11/4/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

Caterpillar 3126A Engine

Recently Updated

$22,895 USD

3126 Series, 2-valve, COMPLETE REMANUFACTURED TRUCK ENGINE WITH ÂTWO YEAR UNLIMITED MILE FACTORY PARTS LABOR WARRANTY, 2nd YEAR LONGBLOCK ONLY. SOLD EXCHANGE PLUS $ 3400.00 REFUNDABLE CORE...

Condition	Remanufactured
Stock Number	29757
MLS Number	13353294
Category	Engines
Last Updated	11/4/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

Caterpillar 3126E Engine

Recently Updated

$21,695 USD

3126, 3-Valve, 230-up HP, Freightliner COMPLETE REMANUFACTURED TRUCK ENGINE WITHTWO YEAR UNLIMITED MILE FACTORY PARTS LABOR WARRANTY, 2nd YEAR LONGBLOCK ONLY. SOLD EXCHANGE PLUS $ 3400.00...

Condition	Remanufactured
Stock Number	29759
MLS Number	13353293
Category	Engines
Last Updated	11/4/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

Caterpillar 3126 Engine

Recently Updated

$21,695 USD

Condition	Remanufactured
Stock Number	69791
MLS Number	14376662
Category	Engines
Last Updated	11/4/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

Caterpillar 3126 Engine

Recently Updated

$21,695 USD

Condition	Remanufactured
Stock Number	69792
MLS Number	14376661
Category	Engines
Last Updated	11/4/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

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Caterpillar 3126 Engine for a 2003 Blue Bird Bluebird School Bus

Newly Listed

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RUNNING CORE CAT 3126, USES OIL. ESN#CKM51493, 250HP., Serial#: CKM51493, Horse Power: 250

Condition	Used
Horse Power	250 HP
Fits To Make(s)	Blue Bird
Fits To Model(s)	Bluebird School Bus
Will Fit Year(s)	2003
Stock Number	101626-2
MLS Number	14715406
Category	Engines
Last Updated	11/4/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3126B Engine

Recently Updated

$22,995 USD

PREMIUM REMANUFACTURED CATERPILLAR 3126B COMPLETE DIESEL ENGINE STARTING AT $22,995.00 EXCHANGE WITH ONE YEAR OR 2,000 hrs. whichever occurs first, Limited Parts Labor WARRANTY. Plus $4,000...

Quantity	2
Condition	Remanufactured
Stock Number	7151
MLS Number	13354229
Category	Engines
Last Updated	11/4/2026
Location	Chicago, IL, US
Sold By	Diesel Sales

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Rebuilt Caterpillar 3126 Long Block

$10,000 USD

Rebuilt 3126 Long Block, AR/CPL #: N/A

Condition	Remanufactured
Fits To Make(s)	N/A
Will Fit Year(s)	1998-2002
Part Number	FTP3126LB7AS
Stock Number	500-19803
MLS Number	14700347
Category	Engines
Last Updated	10/28/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Caterpillar 3126E Engine for a CAT 3126E 250HP AND ABOVE

$4,600 USD

SERIAL # 8YL50627

Condition	Used
Horse Power	275 HP
Fits To Make(s)	CAT
Fits To Model(s)	3126E 250HP AND ABOVE
Stock Number	2696864
MLS Number	14619810
Category	Engines
Last Updated	10/21/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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1999 Caterpillar 3126B Engine for a CAT 3126B 249HP AND BELOW

$2,975.24 USD

USED TAKEOUT, STARTED 06/22/22, RUNS OK,

Condition	Used
Usage	448,553 Miles
CPL/ARR	CPL/ARR#
Horse Power	190 HP
Fits To Make(s)	CAT
Fits To Model(s)	3126B 249HP AND BELOW
Stock Number	2161668
MLS Number	11472011
Category	Engines
Last Updated	10/21/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Caterpillar 3126 Engine for a 1999 GMC C7500

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(Used) 1998 Caterpillar 3126, ENGINE ASSEMBLY- Family Number: WCPXH0442HSK, Displacement: 7.2L, Horsepower: 210, ARR/CPL: 166-9473, Serial Number: 7AS54898, Part Number: 15043423, E.C.S: EM,...

Condition	Used
CPL/ARR	166-9473
Horse Power	210 HP
Fits To Make(s)	GMC
Fits To Model(s)	C7500
Will Fit Year(s)	1999
Part Number	15043423
Stock Number	P-515173
MLS Number	14662471
Category	Engines
Last Updated	10/14/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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2005 CAT 3126B Diesel Engine COMPLETE POWER UNIT! 250 HP

$14,795 USD

2005 Caterpillar 3126B-DI-ATAAC diesel engine, turbocharged, air to air intercooled, arrangement # 198-3457, 250 HP rating at 2100 RPM, 1001 total hours w/ 678 idle. ENGINE IS LIKE NEW,...

Condition	Used
Stock Number	19330
MLS Number	14658955
Category	Engines
Last Updated	10/12/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc

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1996 CAT 3126 Diesel Engine 40 PIN AR # 126-8632

$5,795 USD

1996 Caterpillar 3126 diesel engine, turbocharged, air to air intercooled, HEUI electronic fuel system, 40 pin ECM, arrangement # 126-8632 (1268632,) 190 HP rating, Freightliner truck...

Condition	Used
Stock Number	19314
MLS Number	14658939
Category	Engines
Last Updated	10/12/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc

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2001 Caterpillar 3126B Engine for a Chevrolet C7

$6,000 USD

REVIVA REMAN IN 2013 IT HAD 179K MILES ON IT AND NOW HAS 227K MILES . ENGINE IS AROUND 50K MILES

Condition	Used
Usage	50,000 Miles
Horse Power	250 HP
Fits To Make(s)	CHEVROLET
Fits To Model(s)	C7
Stock Number	12082
MLS Number	14016123
Category	Engines
Last Updated	10/12/2026
Location	Morrisville, NY, US
Sold By	Dutcher's Inc.

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Caterpillar 3126 Engine for a 2004 Freightliner FL80

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(Used) 2003 Caterpillar 3126, ENGINE ASSEMBLY- Family Number: 3CPXH0442HBX, Displacement: 7.2L, Horsepower: 250, ARR/CPL: 240-4460, Serial Number: HEP41500, Part Number: C01-00074-218, ECS:...

Condition	Used
CPL/ARR	240-4460
Horse Power	250 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FL80
Will Fit Year(s)	2004
Part Number	C01-00074-218
Stock Number	P-514430
MLS Number	14642327
Category	Engines
Last Updated	10/3/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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2002 Caterpillar 3126 Engine for a Freightliner FL70

$9,535 USD

(USED) CAT 3126 Warranty: 180 Day Parts Only Assembly#: 3126 Serial#: CKM42534 Horsepower: 210

Condition	Used
Assembly Number	3126
Fits To Make(s)	Freightliner
Fits To Model(s)	FL70
Stock Number	25695688
MLS Number	13112012
Category	Engines
Last Updated	10/9/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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1997 Caterpillar 3126 Engine for a Freightliner FL50

$6,500 USD

CAT 3126 ENGINE ASSEMBLY/275-HP/ENG# 1WM13006 OIL PRESSURE: 50/75

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	FL50
Stock Number	70232
MLS Number	13957693
Category	Engines
Last Updated	10/2/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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1999 Caterpillar 3126 Engine for a GMC C7500

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CAT 3126 ENGINE ASSEMBLY/190-HP/SER# 7AS31876

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C7500
Stock Number	73877
MLS Number	12828232
Category	Engines
Last Updated	10/2/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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2003 Caterpillar 3126 Engine for a Sterling L7500 SERIES

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CAT 3126 ENGINE ASSEMBLY(BURNT CORE)

Condition	Used
Fits To Make(s)	STERLING
Fits To Model(s)	L7500 SERIES
Stock Number	73818
MLS Number	12828194
Category	Engines
Last Updated	10/2/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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Caterpillar 3126 Engine for a 2003 Ford F-650

$3,950 USD

(Used) 2002 Caterpillar 3126, ENGINE ASSEMBLY- Family Number: 2CPXH0442HBX, Displacement: 7.2L, Horsepower: 210, Ar.No./CPL: 201-6559, Serial Number: CKM67236, Part Number: K1207 AA, E.C.S:...

Condition	Used
CPL/ARR	201-6559
Horse Power	210 HP
Fits To Make(s)	Ford
Fits To Model(s)	F-650
Will Fit Year(s)	2003
Part Number	K1207 AA
Stock Number	P-111881
MLS Number	13851185
Category	Engines
Last Updated	9/30/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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2003 CAT 3126 Truck Engine 350 HP LOW MILES! 40 PIN 130-1500

$10,795 USD

2003 Caterpillar 3126 diesel engine, 40 pin ECM, 350 HP at 2600 RPM rating, arrangement # 130-1500, core A/R 132-5422, 11,850 original miles, 3971 total hours w/ 1244 idle hours on...

Condition	Used
Stock Number	16585
MLS Number	14617297
Category	Engines
Last Updated	9/22/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc