Caterpillar 3126 Engines For Sale below $10,000

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2003 Caterpillar 3126 Engine, HEP

$7,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2003 Caterpillar 3126 Diesel Engine, 3126E, HEP Model, AR# 225-2167, 190HP @ 2300RPM, Freightliner, 7.2L, 6 Cylinders, Turbocharged, 70-PIN,...

Warranty

Condition	Used
CPL/ARR	225-2167
Horse Power	190 HP
Part Number	3126E HEP
Stock Number	9286
MLS Number	13730202
Category	Engines
Last Updated	6/1/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(305) 688-___ SHOW
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Caterpillar 3126 Engine, 350HP, 40-PIN (2,568 MILES, 653 HOURS)

$8,500 USD

(LOW MILES TEST RUN INTERNALLY INSPECTED) Caterpillar 3126 Diesel Engine For Sale, 350HP, AR# 130-1500, ECM SOFTWARE# 1608859, 40-PIN, PERF SPEC 2T-8346, OEM# 10625002, 2,568 MILES, 653...

Warranty

Condition	Used
Usage	653 Hours
CPL/ARR	130-1500
Horse Power	350 HP
Part Number	4260 40-PIN
Stock Number	4260
MLS Number	12370889
Category	Engines
Last Updated	6/1/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(855) 794-___ SHOW
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1998 Caterpillar 3126B Diesel Engine - 190 HP

1999 Caterpillar 3126 Engine for a Freightliner FL70

2000 Caterpillar 3126 Engine for a Freightliner FL70

$2,310 USD

Caterpillar 3126 Engine, No Tag

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	FL70
Stock Number	4481-1
MLS Number	14366231
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(844) 402-___ SHOW
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Caterpillar 3126 Engine for a 1998 GMC T7500

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(Used) 1998 Caterpillar 3126, ENGINE ASSEMBLY- Family Number: WCPXH0442HRK, Displacement: 7.2L, Horsepower: 190, ARR/CPL: 115-3359, Serial Number: 7AS15629, E.C.S: EM, DI, TC, ECM, CAC, For...

Condition	Used
CPL/ARR	115-3359
Horse Power	190 HP
Fits To Make(s)	GMC
Fits To Model(s)	T7500
Will Fit Year(s)	1998
Stock Number	P-506690
MLS Number	14442020
Category	Engines
Last Updated	6/20/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(888) 519-___ SHOW
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Caterpillar 3126 Engine - 230 HP

$5,500 USD

Good running Caterpillar 3126 engine assembly with air. 62,698 Miles. 42 PSI oil pressure. Damaged wiring harness. Dented oil pan. 120 Day guarantee.

Condition	Used
Horse Power	230 HP
Stock Number	1070926
MLS Number	14439781
Category	Engines
Last Updated	6/19/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

(844) 402-___ SHOW
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Caterpillar 3126 Engine for a 1999 GMC C6500

$3,950 USD

(Used) 1999 Caterpillar 3126, ENGINE ASSEMBLY- Family Number: TBD, Displacement: 7.2L, Horsepower: 175, Ar.No./CPL: 166-9478, Serial Number: 7AS43316, Part Number: 15043391, E.C.S.: EM, DI,...

Condition	Used
CPL/ARR	166-9478
Horse Power	175 HP
Fits To Make(s)	GMC
Fits To Model(s)	C6500
Will Fit Year(s)	1999
Part Number	15043391
Stock Number	P-110338
MLS Number	13796547
Category	Engines
Last Updated	6/20/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 503-___ SHOW
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Caterpillar 3126E Engine for a 1998 Freightliner FL-80

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VERIFICATION PENDING, Serial#: 7AS04283, Horse Power: 300 HP @ 2200 RPM, ARR/CPL: 154-1102, Part Make: CATERPILLAR

Condition	Used
CPL/ARR	154-1102
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	FL-80
Will Fit Year(s)	1998
Stock Number	1A1E5544
MLS Number	14423187
Category	Engines
Last Updated	6/13/2026
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

(844) 835-___ SHOW
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1998 1999 2000 2001 2002 Cat 3126 Diesel Engine 70-Pin 7.2L 7AS24872 AR 155-3346

$4,999.99 USD

(GOOD RUNNER) FITS 1998 - 2002 Caterpillar 3126Diesel Engine, 70-Pin, ENGINE SERIAL NO.7AS24872, AR# NO.155-3346, CORE AR# 137-3530, GM-TRUCK MOTOR,THE ENGINE RUNS GREAT AND INCLUDES...

Warranty

Condition	Used
CPL/ARR	155-3346
Assembly Number	137-3530
Fits To Equipment	Cat 3126 Diesel Engine
Fits To Make(s)	Caterpillar
Fits To Model(s)	3126 7AS 70-Pin 7.2L Diesel Engine
Will Fit Year(s)	1998 1999 2000 2001 2002
Part Number	Cat 7AS 7.2L Turbo
Stock Number	2184178-12
MLS Number	10213711
Category	Engines
Last Updated	6/1/2026
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

(305) 688-___ SHOW
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1998 Caterpillar 3126 Engine, 3126B

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(GOOD USED TEST RUN INTERNALLY INSPECTED)1998 Caterpillar 3126 Diesel Engine, 7AS, 190HP, GMC Truck, 3126B, AR# 146-8762, 70 PIN, Family# WCPXH0442HRK, ELECTRONIC, Exhaust Emission Control...

Warranty

Condition	Used
CPL/ARR	146-8762
Horse Power	190 HP
Part Number	3126B
Stock Number	9769
MLS Number	14023935
Category	Engines
Last Updated	5/26/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(844) 835-___ SHOW
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1998 1999 2000 2001 2002 Cat 3126 Diesel Engine 70-Pin 7AS54930 AR# 154-1098

$5,499.99 USD

(GOOD RUNNER) FITS 1998 - 2002 Caterpillar 3126Diesel Engine, 70-Pin, ENGINE SERIAL NO.7AS54930, AR# NO.154-1098, CORE AR# 141-5125,THE ENGINE RUNS GREAT AND INCLUDES WARRANTY, STOCK# 218629...

Warranty

Condition	Used
CPL/ARR	154-1098
Assembly Number	141-5125
Fits To Equipment	Cat 3126 Diesel Engine
Fits To Make(s)	Caterpillar
Fits To Model(s)	3126 Diesel Engine
Will Fit Year(s)	1998 1999 2000 2001 2002
Part Number	Cat 7AS 7.2L Turbo
Stock Number	218629-12
MLS Number	10551795
Category	Engines
Last Updated	6/25/2026
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

(844) 938-___ SHOW
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USED 2003 - Caterpillar 3126 300HP Diesel Engine – Good Runner – Warranty

$8,250 USD

Caterpillar 3126 – 300HP – Used – Tested Runner – Warranty, Reliable Caterpillar 3126 diesel engine removed from a running unit and verified as a tested runner prior to removal. Engine is...

Warranty

Condition	Used
Horse Power	300 HP
Stock Number	2198
MLS Number	14380765
Category	Engines
Last Updated	5/20/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

(833) 662-___ SHOW
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2000 CAT 3126B Diesel Engine LOW MILES 250 HP

$7,695 USD

2000 Caterpillar 3126 diesel engine, 70 pin ECM, HEUI fuel system, turbocharged, air to air intercooled, arrangement # 186-1743 (1861743,) Sterling truck applications, 250 HP at 2200 RPM...

Condition	Used
Stock Number	18873
MLS Number	14376239
Category	Engines
Last Updated	5/18/2026
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc

(844) 402-___ SHOW
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Caterpillar 3126 Engine for a 2002 Blue Bird All American/All Canadian

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(Used) 2001 CATERPILLAR 3126 ENGINE ASSEMBLY- Family Number: 1CPXH0442HRX, Displacement: 7.2L, Horsepower: 230, Serial Number: 9SZ05719, E.C.S.: EM, DI, TC, ECM, CAC, For more information...

Condition	Used
Horse Power	230 HP
Fits To Make(s)	Blue Bird
Fits To Model(s)	All American/All Canadian
Will Fit Year(s)	2002
Part Number	1CPXH00442HRX
Stock Number	P-502939
MLS Number	14372724
Category	Engines
Last Updated	6/25/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(855) 905-___ SHOW
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2002 Caterpillar 3126E Engine for a CAT 3126E 249HP AND BELOW

$2,690 USD

Condition	Used
Usage	176,074 Miles
Fits To Make(s)	CAT
Fits To Model(s)	3126E 249HP AND BELOW
Stock Number	2572447
MLS Number	13959917
Category	Engines
Last Updated	5/15/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Caterpillar 3126 Engine for a 2003 Kenworth T300

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CAT 3126 250HP HEP, RUNS GOOD LIGHT BLOWBY, Serial#: HEP12164, Horse Power: 250

Condition	Used
Horse Power	250 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2003
Stock Number	22726-4
MLS Number	14231499
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3126 Engine for a 2000 Freightliner FL70

$4,250 USD

3126B 190HP 8YL24586, TEST RUN,BEARINGS CHECKED 6MOS WARRANTY, Serial#: 8YL24586, Horse Power: 190HP

Condition	Used
Horse Power	190 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FL70
Will Fit Year(s)	2000
Stock Number	20526-4
MLS Number	14130736
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3126 Engine for a 2001 Freightliner FL80

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CAT 3126 RUNS GOOD NO BLOWBY. RODS AND MAINS LOOK GOOD, TURBO AND CAM LOOK GOOD. ESN# 8YL38406 275 HP NOTES, Serial#: 8YL38406, Horse Power: 275

Condition	Used
Horse Power	275 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FL80
Will Fit Year(s)	2001
Stock Number	111125-1
MLS Number	13987603
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3126 Engine for a 2003 Kenworth T300

$8,995 USD

CAT REMAN ENGINE ASSEMBLY/ PENDING INSPECTION. REPLACEMENT ENGINE/ ENGINE HAS BEEN REPLACED. WILL TEST RUN, 180 DAY WARRANTY ON HEAD BLOCK AND CRANK see notes, Serial#: NA, Core Charge: 1250...

Condition	Used
Horse Power	210 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2003
Part Number	3126 CKM65137
Stock Number	71725-4
MLS Number	13727279
Category	Engines
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3126 Engine for a 2002 Peterbilt 330

$8,500 USD

3126 CKM 300HP RUNS GOOD LITTLE BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: CKM34746, Horse Power: 300

Condition	Used
Horse Power	300 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	330
Will Fit Year(s)	2002
Stock Number	51825-1
MLS Number	13636723
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3126 Engine for a 2000 Freightliner FL80

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CORE ENGINE ASSEMBLY/ ENGINE IS LOCKED UP/AIR BRAKE/PARTS OK, Serial#: 7AS76477, Horse Power: 250, ARR/CPL: NA, Casting#: NA

Condition	Used
Horse Power	250 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FL80
Will Fit Year(s)	2000
Part Number	3126E
Stock Number	41724-6
MLS Number	12844168
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3126 Engine for a 2004 Peterbilt 330

$2,500 USD

C7 250HP,HAS SOME BLOWBY. RUNS OK. WILL CHECK RODS AND MAINS,HIGH MILES, Serial#: KAL00751, Horse Power: 250, ARR/CPL: 240-4313, Casting#: KAL00751

Condition	Used
CPL/ARR	240-4313
Horse Power	250 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	330
Will Fit Year(s)	2004
Stock Number	41221-8
MLS Number	10755345
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3126 Engine for a 2000 Freightliner FL70

$2,000 USD

3126E 210 RUNS GOOD,LIGHT BLOW BY, BUT FUEL IN OIL, Serial#: 7AS73031, Horse Power: 210, Casting#: 7AS73031

Condition	Used
Horse Power	210 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FL70
Will Fit Year(s)	2000
Stock Number	22621-10
MLS Number	10684359
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts