Caterpillar 3406 Engines For Sale in United States

(844) 835-___ SHOW
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Featured Item

Low Miles 1988 Caterpillar 3406B Diesel Engine Mechanical Fuel Pump 4MG 14.6L Ford Truck

$8,999.99 USD

(RUNS PERFECT) FITS TO 1988 Caterpillar 3406B MECHANICAL FUEL PUMP, Diesel Engine,RUNS GREAT, 400 HP@ 2100 rpm, LOW MILES, THE ENGINE RUNS PERFECT, CALL FOR MORE INFORMATION AND PARTS STOCK#...

Condition	Used
CPL/ARR	Cat 3406B Diesel Engine
Assembly Number	Cat 3406 Diesel Engine
Engine Model	3406B
Fits To Equipment	Caterpillar 3406B Diesel Engine
Fits To Make(s)	Caterpillar
Fits To Model(s)	3406B Mechanical Diesel Engine
Will Fit Year(s)	1988
Capacity	14.6L
Part Number	Caterpillar 3406B Mechanical Diesel Engine AR# 9Y2413 14.6L Jake Brakes
Stock Number	218879
MLS Number	13870820
Category	Engines
Last Updated	5/15/2026
Location	Rockwood, TN, US
Sold By	Machinery and Truck Parts

(844) 402-___ SHOW
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Caterpillar 3406 Engine for a 2000 Sterling L9500

$16,295.98 USD

(Used) 1999 Caterpillar 3406, ENGINE ASSEMBLY- Family Number: XCPXH0893ERK, Displacement: 14.6L, Horsepower: 450, Ar.No./CPL: 174-2307, Serial Number: 2WS19158, Part Number: C01-00004-065, E...

Condition	Used
CPL/ARR	174-2307
Horse Power	450 HP
Fits To Make(s)	Sterling
Fits To Model(s)	L9500
Will Fit Year(s)	2000
Part Number	C01-00004-065
Stock Number	P-97423
MLS Number	13423187
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 938-___ SHOW
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Featured Item

USED CAT 3406E Engine 550HP | Serial 2WS | 1999-2000 | Heavy Duty Diesel Motor TESTED, WARRANTY

$22,780 USD

Caterpillar CAT 3406E Diesel Engine for Sale – 550HP, We are offering aCAT 3406E enginein good used condition, a reliable and powerful option for heavy-duty truck applications....

Warranty

Condition	Used
Horse Power	550 HP
Will Fit Year(s)	1999-2000
Stock Number	2184
MLS Number	14321708
Category	Engines
Last Updated	4/20/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

(844) 562-___ SHOW
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Caterpillar 3406C LB Engine

$15,800 USD

New Reman Long Block is 3/4 Engine and includes: - Block, - Cylinder Head, - Camshaft, - Followers/Lifters, - Pistons, - Liners, - Rings, - Connecting Rods, - Intermediate...

Warranty

Condition	Remanufactured
Fits To Model(s)	TRACK-TYPE TRACTOR D8R WHEEL TRACTOR-SCRAPER 621F, 623E, 623F, 623B, 627F, 621E, 621B, 627E WHEEL-TYPE LOADER 980G EARTHMOVING COMPACTOR 825G, 826G
Stock Number	2736
MLS Number	9540769
Category	Engines
Last Updated	4/24/2026
Location	Parker, CO, US
Sold By	Capital Reman

1998 Caterpillar 3406E Engine

Newly Listed

$26,695 USD

1998 Caterpillar 3406E - 2WS 550 HP, S/N - 2WS, ECM is Included, We have many versions and Years of 3406 in Stock!, We also stock these Caterpillar 3406 Engines 3406E - 3406C - 3406B...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	550 HP
MLS Number	14375940
Category	Engines
Last Updated	5/18/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

2005 Caterpillar 3406E Engine

Newly Listed

$26,695 USD

1999 Caterpillar 3406E 2WS 550 HP, ECM is Included, We have many versions and Years of 3406 in Stock!, We also stock these Caterpillar 3406 Engines 3406E - 3406C, Engine will be cleaned...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	550 HP
MLS Number	14375937
Category	Engines
Last Updated	5/18/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

1994 Caterpillar 3406B Engine

Newly Listed

$23,995 USD

1994 Caterpillar 3406B - In-framed - Zero Miles Engine has New In-Frame kit, fully inspected head, turbo, crank, cam, block cut. Comes complete as shown, Listing price is per engine 90...

Warranty

Condition	Used
Usage	100,000 Miles
MLS Number	14375930
Category	Engines
Last Updated	5/18/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

1998 Caterpillar 3406E Engine

Newly Listed

$21,695 USD

1998 Caterpillar 3406E 550 HP, Engine Serial # 6TS***, 40 Pin ECM is Included, We have many versions and Years of 3406 in Stock! 90 Days Warranty Please call Joe for a quote! -...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	550 HP
MLS Number	14374470
Category	Engines
Last Updated	5/16/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

1992 Caterpillar 3406C Engine

Newly Listed

$19,995 USD

1992 Caterpillar 3406C Serial Number 7XC08362, 425 HP, Engine will be cleaned and painted and look like the example pictures, Listing price is per engine 90 Days Warranty Please call...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	425 HP
MLS Number	14374464
Category	Engines
Last Updated	5/16/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

1995 Caterpillar 3406B Engine

Newly Listed

$19,995 USD

1995 Caterpillar 3406C 425 HP, Fully Mechanical Engine, We have many versions and Years of 3406 in Stock! 90 Days Warranty Please call Joe for a quote! - 954-205-3067

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	425 HP
MLS Number	14374461
Category	Engines
Last Updated	5/16/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

1992 Caterpillar 3406C Engine

Newly Listed

$19,995 USD

1992 Caterpillar 3406C 425 HP, ECM is Included, We have many versions and Years of 3406 in Stock!, Engine will be cleaned and painted and look like the example picture, Listing price is...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	425 HP
MLS Number	14374456
Category	Engines
Last Updated	5/16/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

1995 Caterpillar 3406C Engine

Newly Listed

$19,995 USD

1995 Caterpillar 3406C 450 HP, 328k AR Miles, ECM is Included, We have many versions and Years of 3406 in Stock! 90 Days Warranty Please call Joe for a quote! - 954-205-3067

Warranty

Condition	Used
Usage	328,000 Miles
Horse Power	450 HP
MLS Number	14374453
Category	Engines
Last Updated	5/16/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

Caterpillar 3406B Engine

Newly Listed

$19,995 USD

Caterpillar 3406B Models 425 HP, Fully Mechanical Engine!, New Mains Rods Installed! New Seals/Gaskets Installed!, We have many versions and Years of 3406 in Stock!, Engine will be...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	425 HP
MLS Number	14374446
Category	Engines
Last Updated	5/16/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

Caterpillar 3406C Engine

Newly Listed

$19,695 USD

Caterpillar 3406C Models 425 HP, THIS IS A SEMI-ELECTRONIC ENGINE, We have many versions and Years of 3406 in Stock!, New Main/Rod Bearings! New Gaskets and Seals!, Engine will be...

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	425 HP
MLS Number	14374435
Category	Engines
Last Updated	5/16/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

Caterpillar 3406E Engine for a 2005 Peterbilt 379

Recently Updated

$24,995 USD

CAT 3406E 5EK 40PIN CONNECTOR, RUNS GOOD, NO BLOWBY, NEW CAT REBUILD WAS SWAPPED INTO TRUCK, PRICE IS FULL CONVERSION WITH HARNESS AND MOUNTS AND CHARGE AIR COOLER TUBES. UNSURE OF MILES....

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2005
Stock Number	40626-5
MLS Number	14307817
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406E Engine for a 1994 Peterbilt 379

Recently Updated

Contact for price

CAT 3406E 550HP ESN#5EK08766. PENDING INSPECTION, RUNS GOOD, WILL CHECK BEARINGS, 180 DAY WARRANTY ON HEAD, BLOCK AND CRANK.APROX 250K ON REBUILD, GETTING PAPERWORK, Serial#: 5EK08766,...

Condition	Used
Horse Power	550 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	1994
Stock Number	21426-4
MLS Number	14166704
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406E Engine for a Kenworth

Recently Updated

$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	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406E Engine for a 1996 Volvo AUTOCAR ACL64

Recently Updated

$24,995 USD

3406E 435HP 5EK63620 PENDING INSPECTION, WILL TEST RUN AND INSPECT IN OUR ENGINE SHOP., Serial#: 5EK63620, Horse Power: 435

Condition	Used
Horse Power	435 HP
Fits To Make(s)	Volvo
Fits To Model(s)	AUTOCAR ACL64
Will Fit Year(s)	1996
Stock Number	20626-5
MLS Number	14142156
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406 Engine for a 1999 Freightliner FLD120

Recently Updated

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CAT 3406E 375 HP,1LW PENDING INSPECTION WILL TEST RUN AND CHECK BEARINGS. ECM CAN BE FLASHED TO 450 HP WITHOUT HARDWARE CHANGES, ABOVE 450HP WOULD REQUIRE INJECTORS, TURBO AND POSSIBLE...

Condition	Used
Horse Power	375 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD120
Will Fit Year(s)	1999
Stock Number	12826-3
MLS Number	14119627
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406 Engine for a 1987 International F-9370

Recently Updated

$12,500 USD

CAT 3406B 7FB 425HP AIR TO AIR. TEST RUNS OK, RODS AND MAINS LOOK OK. TURBO AND CAM LOOK OK, NO BLOWBY.180 DAY WARRANTY ON HEAD BLOCK AND CRANK. NOTES, Serial#: 7FB91857, Core Charge: 3500,...

Condition	Used
Horse Power	425 HP
Fits To Make(s)	International
Fits To Model(s)	F-9370
Will Fit Year(s)	1987
Part Number	3406B 3406C
Stock Number	120725-6
MLS Number	14027857
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406E Engine for a 1995 Kenworth W900

Recently Updated

$12,995 USD

CAT 3406E 5EK 435-475 HP RUNS GOOD,DOES HAVE MODERATE BLOWBY. WILL INSPECT ROD AND MAIN BEARINGS. HAS BRAKE RETARDER. NOTES!!!, Serial#: 5EK28571, Horse Power: 0

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	1995
Stock Number	110125-4
MLS Number	13989055
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406E Engine for a 1996 Volvo AUTOCAR ACL64

Recently Updated

$16,995 USD

GOOD RUNNING TAKEOUT ENGINE ASSEMBLY, TEST RUNS GOOD. 180 DAY WARRANTY ON HEAD BLOCK AND CRANK.ROD BEARINGS LOOK GOOD, NEW MAIN BEARINGS. CAM AND TURBO LOOK GOOD., Serial#: 5EK, Core Charge:...

Condition	Used
Horse Power	435 HP
Fits To Make(s)	Volvo
Fits To Model(s)	AUTOCAR ACL64
Will Fit Year(s)	1996
Part Number	40 PIN
Stock Number	82325-6
MLS Number	13790728
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406B Engine for a 1990 Ford LTL9000

Recently Updated

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CORE ENGINE ASSEMBLY/ CRACKED HEAD/, Serial#: 4MG70146, Horse Power: 425

Condition	Used
Horse Power	425 HP
Fits To Make(s)	Ford
Fits To Model(s)	LTL9000
Will Fit Year(s)	1990
Part Number	4MG
Stock Number	40925-6
MLS Number	13517098
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406E Engine for a 1998 Kenworth T800

Recently Updated

$19,995 USD

3406E 475HP 6TS, LOOKS FRESH, RUNS GOOD NO BLOWBY, ROD AND MAIN BEARINGS LOOK GOOD, CAM AND TURBO LOOK OK, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 6TS24754, Horse Power: 475

Condition	Used
Horse Power	475 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	1998
Stock Number	32525-1
MLS Number	13491570
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts