Caterpillar 3406B Engines For Sale

1985 Caterpillar 3406B Engine

$15,000 USD

(GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1985 Caterpillar 3406B Diesel Engine with Jake Brakes (Water After-Cooled)(Mechanical Fuel Pump), Serial # 7FB41570, AR # 4W7645, 400HP, 14.6L, TEST...

Condition	Used
CPL/ARR	4W7645
Horse Power	400 HP
Part Number	AR # 4W7645
Stock Number	006503
MLS Number	13628226
Category	Engines
Last Updated	7/8/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

1987 Caterpillar 3406B Engine

$19,500 USD

(FRESH REBUILD) 1987 Caterpillar 3406B Industrial Diesel Engine (MECHANICAL FUEL PUMP), Serial # 6TB04377, AR # 4W3791, 335HP @ 2100 RPM, Long Block # 0R3752, Short Block # 0R4812,...

Condition	Remanufactured
CPL/ARR	4W3791
Horse Power	335 HP
Part Number	AR # 4W3791
Stock Number	006429
MLS Number	12990372
Category	Engines
Last Updated	5/5/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

(833) 541-___ SHOW
NUMBERCall Seller

Caterpillar 3406B Engine for a 1990 Ford LTL9000

Contact for price

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	4/15/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

1993 Caterpillar 3406B Engine

Contact for price

USED 1.993 CATERPILLAR 3406B ENGINE, AFTERCOOLER ON TOP, 425HP, OUT OF FORD L9000, ESN:7FB64252, MANUAL INJECTION PUMP, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES...

Condition	Used
Stock Number	7632-0402256
MLS Number	13493637
Category	Engines
Last Updated	4/2/2025
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

1991 Caterpillar 3406B Diesel Engine Assembly Mechanical

$12,500 USD

GOOD USED CATERPILLAR 3406 B DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! , 1991 , CATERPILLAR , 3406B , MECHANICAL ENGINE , S/N 3ZJ07249 , 425HP ...

Warranty

Condition	Used
Horse Power	425 HP
Stock Number	S236EN
MLS Number	13237833
Category	Engines
Last Updated	2/27/2025
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 662-___ SHOW
NUMBERCall Seller

1988 CAT 3406B Diesel Truck Engine 400 HP A/R 9Y-2454

$7,695 USD

1988 Caterpillar 3406B diesel engine, turbocharged, air to air aftercooled, arrangement # 9Y-2454 (9Y2454,) Peterbilt truck application, fully mechanical fuel system. GOOD RUNNING TAKEOUT...

Condition	Used
Stock Number	17282
MLS Number	13388137
Category	Engines
Last Updated	2/9/2025
Location	Carbondale, PA, US
Sold By	Old Forge Power Equipment, Inc

(888) 693-___ SHOW
NUMBERCall Seller

1993 Caterpillar 3406B Engine

$9,988 USD

Used 1993 Caterpillar 3406B C15 Engine Assembly , Removed from 1995 Kenworth Construction T600 , Make: Caterpillar , Model: 3406B , Displacement: 14.6L , 6 Cylinder ...

Condition	Used
Part Number	3406
MLS Number	13315051
Category	Engines
Last Updated	1/31/2025
Location	Mineral, VA, US
Sold By	Inside Auto Parts

1996 Caterpillar 3406B Engine

Contact for price

USED 1.996 CATERPILLAR 3406B ENGINE, 425HP, MECHANICAL FUEL PUMP, ESN:4MG57379, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	7406-1209244
MLS Number	13276933
Category	Engines
Last Updated	12/9/2024
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

(844) 402-___ SHOW
NUMBERCall Seller

Caterpillar 3406B Engine for a 1989 Kenworth W900

$9,295.98 USD

(Used) 1989 Caterpillar 3406B, ENGINE ASSEMBLY- Family Number: KCT0893FPB1, Displacement: 14.6L, Horsepower: 425, Ar.No./CPL: 7E1807, ESN: 4MG49286, Part Number: 3406B, E.C.S: EM, DI, SPL,...

Condition	Used
CPL/ARR	7E1807
Horse Power	425 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	1989
Part Number	3406B
Stock Number	P-90684
MLS Number	13196164
Category	Engines
Last Updated	1/8/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

1989 Caterpillar 3406B Diesel Engine Assembly

$10,500 USD

GOOD USED 1989 CATERPILLAR 3406B DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! , 1989 , CATERPILLAR , 3406B MECHANICAL ENGINE , S/N 4MG55813 , 350HP ,...

Condition	Used
Part Number	4MG
Stock Number	S235EN
MLS Number	13227859
Category	Engines
Last Updated	12/29/2024
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

1996 Caterpillar 3406B Engine

Contact for price

USED 1.996 CATERPILLAR 3406B ENGINE WITH AFTERCOOLER ON TOP, WATERJACKET,400HP, ESN:7FB32502, COMPLETE, INSPECTED AND TESTED RUNNING GOOD, ALSO MANY CATERPILLAR ENGINES IN STOCK

Condition	Used
Stock Number	7346-1113242
MLS Number	13227041
Category	Engines
Last Updated	11/13/2024
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

1989 Caterpillar 3406B Engine Mechanical 425HP 4MG

$12,500 USD

GOOD USED 1989 CATERPILLAR 3406B MECHANICAL DIESEL ENGINE ASSEMBLY , 1989 , CATERPILLAR , 3406B , MECHANICAL , 425HP , TESTED, INSPECTED, RUN TEST...

Condition	Used
Stock Number	S7447EN
MLS Number	13061880
Category	Engines
Last Updated	12/9/2024
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

1996 Caterpillar 3406B Engine

$13,000 USD

(OEM REMAN/ RUN TESTED/ FULLY INSPECTED) 1996 Caterpillar 3406B Diesel Engine (Water After-Cooled)(Mechanical Fuel Pump), OEM REMAN Serial # 7XC03946, OEM REMAN AR # 0R1284, Reference S/N:...

Condition	Remanufactured
Usage	125,631 Miles
CPL/ARR	0R1284
Horse Power	400 HP
Part Number	AR # 0R1284
Stock Number	006189
MLS Number	13021099
Category	Engines
Last Updated	9/3/2024
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

(844) 329-___ SHOW
NUMBERCall Seller

Caterpillar 3406B Turbo Diesel Engine

$7,500 USD

CATERPILLAR 3406B Turbo Diesel Engine; Good Running Takeout w/ JAKES!!!Engine was tested, runs good, no blow by. Complete engine. Listing is for engine, not frame and radiator. Call or...

Condition	Used
Horse Power	170 HP
Stock Number	3441
MLS Number	13007693
Category	Engines
Last Updated	7/25/2024
Location	Springville, PA, US
Sold By	Summit Core Supply

(888) 595-___ SHOW
NUMBERCall Seller

Caterpillar 3406B Engine for a 1988 Western Star 4964F

$7,340 USD

Nous livrons partout au Canada et aux États-Unis. We ship anywhere in Canada and USA. – Stock: 6485M – Moteur/ Engine : Caterpillar 3406B, 425 HPJ, 879 247 KM - S/N : 4MG27700 No core...

Condition	Used
Fits To Make(s)	Western Star
Fits To Model(s)	4964F
Will Fit Year(s)	1988
Part Number	4MG27700
Stock Number	6485M
MLS Number	12995833
Category	Engines
Last Updated	7/18/2024
Location	Beauceville, QC, Canada
Sold By	Camions Gilbert

1989 Caterpillar 3406B Engine

$12,500 USD

(GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1989 Caterpillar 3406B Diesel Engine with Jakes (AIR TO AIR)(Mechanical Fuel Pump), Serial # 8TC09682, AR # 9Y6238, 425HP @ 2100RPM, 14.6L, TEST RUN...

Condition	Used
Part Number	CAT 3406B
Stock Number	006146
MLS Number	12954053
Category	Engines
Last Updated	6/25/2024
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

(844) 402-___ SHOW
NUMBERCall Seller

Caterpillar 3406B Engine for a 2001 Peterbilt 378

$13,749.98 USD

(Used) 2000 Caterpillar 3406B, ENGINE ASSEMBLY- Displacement: 14.6, Horsepower: 425, Serial Number: 4MG26361, Reference images for condition For more information about this item, give us a...

Condition	Used
Horse Power	425 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2001
Stock Number	P-82249
MLS Number	12931144
Category	Engines
Last Updated	12/25/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

1992 Caterpillar 3406B Engine

Contact for price

USED 1.992 CATERPILLAR 3406B MANUAL INJECCION PUMP, AFTERCOOLER ON TOP, 400HP, ESN:7FB09837, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	6952-0531242
MLS Number	12905353
Category	Engines
Last Updated	5/31/2024
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

1995 Caterpillar 3406B Engine

Contact for price

USED 1.995 CATERPILLAR 3406B ENGINE, AFTERCOOLER ON TOP, 400HP, JAKE BRAKE, MANUAL INJECCION PUMP, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	6944-0529242
MLS Number	12901212
Category	Engines
Last Updated	5/30/2024
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

Caterpillar 3406B Diesel Engine Assembly Mechanical

Contact for price

Used 1989 Caterpillar 3406B Diesel Engine Assembly, for Sale, with Warranty!!! S/N 4MG 400HP Jake Brake Tested, Inspected, Run Tested 5/10/24. RUNS PERFECT! CALL...

Warranty

Condition	Used
Horse Power	400 HP
Part Number	3406B
Stock Number	S3230EN
MLS Number	12884105
Category	Engines
Last Updated	12/9/2024
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

1993 Caterpillar 3406B Engine

Contact for price

USED 1.993 CATERPILLAR 3406B ENGINE, AFTERCOOLER ON TOP, 400HP, ESN:7FB32768, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY CATERPILLAR ENGINES IN STOCK

Condition	Used
Stock Number	6942-0517243
MLS Number	12877705
Category	Engines
Last Updated	5/17/2024
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

1995 Caterpillar 3406B Engine

Contact for price

USED 1.995 CATERPILLAR 3406B MECHANICAL FUEL PUMP, 425HP, JAKE BRAKE, AFTERCOOLER ON TOP, ESN:7FB87969, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	6940-0517241
MLS Number	12877640
Category	Engines
Last Updated	5/17/2024
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

1990 Caterpillar 3406B Engine

Contact for price

USED 1.990 CATERPILLAR 3406B AIR TO AIR ENGINE, 425HP, JAKE BRAKE, ESN:4MG87221, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK

Condition	Used
Stock Number	6935-0516242
MLS Number	12874788
Category	Engines
Last Updated	5/16/2024
Location	Miami, FL, US
Sold By	4-Trucks Enterprises LLC

1989 Caterpillar 3406B Engine

$12,000 USD

(GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1989 Caterpillar 3406B Diesel Engine (Water After-Cooled)(Mechanical Fuel Pump), Serial # 4MG06593, AR # 9Y6248, 400HP, 14.6L, TEST RUN WATCH VIDEO...

Condition	Used
Stock Number	005980
MLS Number	12591819
Category	Engines
Last Updated	4/29/2024
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.