Caterpillar 3406 Engines For Sale

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Caterpillar 3406E Engine

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Used Caterpillar 3406E S/N 2WS, Cat reman with 210K miles

Condition	Used
Stock Number	S6199EN
MLS Number	11468325
Category	Engines
Last Updated	9/26/2026
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

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Caterpillar 3406B Diesel Engine

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Used Caterpillar 3406B Diesel Engine Assembly

Condition	Used
Stock Number	S3433EN
MLS Number	13305718
Category	Engines
Last Updated	9/26/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

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Caterpillar 3406B Engine

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Used 1989 Caterpillar 3406B Engine Assembly, 425HP, S/N 4MG, Jake Brake

Condition	Used
Stock Number	S2318EN
MLS Number	13971580
Category	Engines
Last Updated	9/26/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 541-___ SHOW
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Caterpillar 3406E Engine for a Kenworth

$12,995 USD

PENDING INSPECTION. ENGINE RUNS GOOD, NEW ROD AND MAIN BEARINGS.CAMSHAFT/ROCKERS LOOK GOOD. TURBO LOOKS OK, RUNS GOOD NO BLOWBY. 180 DAY WARRANTY ON HEAD BLOCK AND CRANK WILL FIT 40 PIN...

Condition	Used
Horse Power	475 HP
Fits To Make(s)	Kenworth
Part Number	3406E 40 PIN
Stock Number	6TS15354
MLS Number	14146892
Category	Engines
Last Updated	9/18/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Caterpillar 3406B Engine for a 1989 Kenworth T600

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- - Part Make: Caterpillar core engine, Serial#: 4MG53257, Horse Power: N/A, Casting#: 4MG53257

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Will Fit Year(s)	1989
Stock Number	537351-1
MLS Number	9389000
Category	Engines
Last Updated	6/13/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

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Caterpillar 3406B Engine for a 1989 Western Star 4964

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core, Serial#: 4MG63392, Horse Power: N/A, Casting#: 4MG63392

Condition	Used
Fits To Make(s)	Western Star
Fits To Model(s)	4964
Will Fit Year(s)	1989
Stock Number	925902-1
MLS Number	9389361
Category	Engines
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Caterpillar 3406B Engine for a 1984 Kenworth W900

$8,500 USD

3406b Water Jacket Cooled - NO AIR TO AIR - $8500 Exchange, Serial#: 1, Horse Power: 1

Condition	Used
Horse Power	1 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	1984
Stock Number	295462979
MLS Number	12948579
Category	Engines
Last Updated	5/14/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

Caterpillar 3406B Engine - 1 HP

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Good running 3406b CAT motor-No blow by- Call for more info!, Serial#: 1, Horse Power: 1

Condition	Used
Horse Power	1 HP
Stock Number	295462934
MLS Number	12924177
Category	Engines
Last Updated	5/14/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

Caterpillar 3406E Engine for a 1999 Freightliner FLD

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CAT 3406E CALL FOR MORE INFO!, Serial#: 1, Horse Power: 1

Condition	Used
Horse Power	1 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD
Will Fit Year(s)	1999
Stock Number	295462923
MLS Number	12917887
Category	Engines
Last Updated	5/14/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

Caterpillar 3406 Engine for a 1996 Freightliner FL

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3406, Serial#: SEK96666, Horse Power: 475, Casting#: SEK96666

Condition	Used
Horse Power	475 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FL
Will Fit Year(s)	1996
Stock Number	130
MLS Number	10681364
Category	Engines
Last Updated	5/14/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

Caterpillar 3406A Engine for a 1985 Western Star 4964

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1985 WS 4964 CAT 3406A MOTOR, NO JAKES, REAR SUMP, FUEL PUMP # 7N1256, Serial#: NA, Horse Power: NA, Casting#: NA

Condition	Used
Fits To Make(s)	Western Star
Fits To Model(s)	4964
Will Fit Year(s)	1985
Stock Number	3875-WS-1
MLS Number	13857002
Category	Engines
Last Updated	8/20/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406 Engine for a 1990 Western Star 5900

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1990 WS 5900 CAT 3406B FOR PARTS, Serial#: 4MG, Horse Power: 425 HP

Condition	Used
Horse Power	425 HP
Fits To Make(s)	Western Star
Fits To Model(s)	5900
Will Fit Year(s)	1990
Stock Number	2837-WS-1
MLS Number	13348446
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406 Engine for a 1996 Western Star 4900

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1996 WS 4964F CAT 3406E 5EK MOTOR, 435 HP, Serial#: 5EK, Horse Power: 435HP

Condition	Used
Horse Power	435 HP
Fits To Make(s)	Western Star
Fits To Model(s)	4900
Will Fit Year(s)	1996
Stock Number	3705-WS-1
MLS Number	13347568
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406E Engine for a 2001 Kenworth T800

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Good Short block (Rebuild-able), Serial#: NA, Horse Power: 475, Casting#: NA

Condition	Used
Horse Power	475 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2001
Stock Number	3265-1
MLS Number	13343520
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406 Engine for a 1998 Kenworth C500

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GOOD COMPLETE MOTOR, FRT SUMP,, Serial#: 6TS26503, Horse Power: 490HP, Casting#: 6TS26503

Condition	Used
Horse Power	490 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	C500
Will Fit Year(s)	1998
Stock Number	3216-KW-1
MLS Number	13343138
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406C Engine for a 1995 International 9300

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SOLD, Serial#: NA, Horse Power: 425 HP, Casting#: NA

Condition	Used
Horse Power	425 HP
Fits To Make(s)	International
Fits To Model(s)	9300
Will Fit Year(s)	1995
Stock Number	3091-IHC-1
MLS Number	13342829
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406C Engine for a 1985 International 9370

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SOLD, Serial#: NA, Horse Power: 425HP, Casting#: NA

Condition	Used
Horse Power	425 HP
Fits To Make(s)	International
Fits To Model(s)	9370
Will Fit Year(s)	1985
Stock Number	2983-IHC-1
MLS Number	13342818
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406C Engine for a 1992 Kenworth T800

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ENGINE, TURBO, MOTOR APART, CRANK OK, Serial#: M031039, Horse Power: NA, Casting#: M031039

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	1992
Stock Number	3024-KW-1
MLS Number	13342478
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406E Engine for a 1997 Kenworth T800

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5EK ENGINE SERIAL NUMBER APPROX 572 000 K, Serial#: NA, Horse Power: 475, Casting#: NA

Condition	Used
Horse Power	475 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	1997
Stock Number	966-KW-1
MLS Number	13342164
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406E Engine for a 1997 Peterbilt 378

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MOTOR APART HAS PROBLEM, SOLD TURBO, Serial#: NA, Horse Power: 470 HP, ARR/CPL: 134-4852, Casting#: NA

Condition	Used
CPL/ARR	134-4852
Horse Power	470 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	1997
Stock Number	2480-PETE-1
MLS Number	13339321
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar 3406E Engine for a 2001 Peterbilt 378

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MINT MOTOR COMPLETE, Serial#: 6N237110, Horse Power: NA, Casting#: 6N237110

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2001
Stock Number	2440-PETE-4
MLS Number	13338593
Category	Engines
Last Updated	5/13/2026
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

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Caterpillar 3406B Engine

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CAT 3406B RUNS GOOD. INJECTOR PUMP DOES NOT PULL FUEL. Has Engine brake. Please keep me in mind for future purchases. I have about 3.5 acres of heavy Trucks and Parts. We have many engine...

Condition	Used
Stock Number	202603
MLS Number	11396822
Category	Engines
Last Updated	5/15/2026
Location	Felda, FL, US
Sold By	Delauto Used Truck Parts