Caterpillar 3406 Engines with 400-449 HP For Sale by Dealerships

(855) 980-___ SHOW
NUMBERCall Seller

Caterpillar 3406E Engine for a 1995 Autocar ACL64

Newly Listed

Contact for price

GOOD RUNNING ENGINE LAST RAN 6/29/26, Serial#: CASEK53003, Horse Power: 435

Condition	Used
Horse Power	435 HP
Fits To Make(s)	Autocar
Fits To Model(s)	ACL64
Will Fit Year(s)	1995
Stock Number	515560-1
MLS Number	14456868
Category	Engines
Last Updated	6/30/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

(844) 385-___ SHOW
NUMBERCall Seller

1993 Caterpillar 3406C Engine

$13,500 USD

(GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1993 Caterpillar 3406C Diesel Engine with Jake Brake (MECHANICAL FUEL PUMP), Serial # 3ZJ43696, AR # 4P1222, 14.6L, 425HP @ 2000 RPM, TEST RUN WATCH...

Condition	Used
CPL/ARR	4P1222
Horse Power	425 HP
Part Number	4P1222
Stock Number	006862
MLS Number	14350466
Category	Engines
Last Updated	6/24/2026
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

USED 1996 Caterpillar 3406B Engine 425HP Tested Runner – Warranty

$19,780 USD

CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE (INTERCOOLER)

Warranty

Condition	Used
Horse Power	425 HP
Stock Number	1242
MLS Number	11212848
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

1991 Caterpillar 3406B Engine & 3406C 425HP Tested Runner – Warranty

$19,780 USD

GOOD RUNNING ENGINE, CORE EXCHANGE NEEDED Dismantled From: FREIGHTLINER

Warranty

Condition	Used
Horse Power	425 HP
Stock Number	1505
MLS Number	12102171
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

(305) 688-___ SHOW
NUMBERCall Seller

1989 Caterpillar 3406B Engine with Jake Brakes

$15,000 USD

1989 Caterpillar 3406B Diesel Engine with Jake Brakes For Sale, AIR TO AIR, Mechanical Fuel Pump, AR# 9Y-2558, 4MG50707, Ford Application, 425HP @ 2100RPM, 8N-9267, 4W-2436, 7W-2203, 14.6L...

Warranty

Condition	Used
CPL/ARR	9Y-2558
Horse Power	425 HP
Part Number	AIR TO AIR, Mechanical Fuel Pump
Stock Number	10250
MLS Number	14402811
Category	Engines
Last Updated	6/2/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

USED 1994 CAT 3406C 425HP Engine – Tested Runner – Warranty

$18,780 USD

Caterpillar 3406C – 425HP – Mechanical – Used – Tested Runner – Warranty, Reliable Caterpillar 3406C diesel engine removed from a running unit and verified as a tested runner prior to...

Warranty

Condition	Used
Horse Power	425 HP
Stock Number	2199
MLS Number	14386007
Category	Engines
Last Updated	5/22/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

1994 Caterpillar 3406C Engine

$35,495 USD

REMANUFACTURED 1994 Caterpillar 3406C Mechanical Diesel Engine - Fully Tested, Warranty, 12 month warranty 425 HP - Engine Brake - New Turbo, Head, Oil Pump and more! Engine will be cleaned...

Warranty

Condition	Remanufactured
Horse Power	425 HP
MLS Number	14384571
Category	Engines
Last Updated	5/22/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

1992 Caterpillar 3406C Engine

$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

$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

$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.

Caterpillar 3406B Engine

$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

$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 1996 Volvo AUTOCAR ACL64

$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 3406B Engine for a 1988 Freightliner FC60

Contact for price

CORE ENGINE ASSEMBLY, Ok for parts. Injection pump Turbo, Engine,, Serial#: CAT, Horse Power: 425, Casting#: CAT

Condition	Used
Horse Power	425 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FC60
Will Fit Year(s)	1988
Part Number	3406B
Stock Number	80922-1
MLS Number	11600483
Category	Engines
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

1993 Caterpillar 3406C Engine for 1992-1993

$17,000 USD

1993 Caterpillar 3406C Mechanical Diesel Engine Will Fit Year(s) 1992-1993, 425 HP, Turbo 90 Days Warranty Please call Joe for a quote! - 954-205-3067

Warranty

Condition	Used
Usage	100,000 Miles
Horse Power	425 HP
Will Fit Year(s)	1992-1993
MLS Number	14370270
Category	Engines
Last Updated	5/14/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

Caterpillar 3406 Engine for a 1995 Kenworth T600

Contact for price

CORE ENGINE/5EK 40 PIN. POSSIBLE BROKEN CRANK, HAS FRONT SUMP PAN. TURBO INVENTORIED SEPARATE,ECM SEPARATE, Serial#: 5EK30349, Core Charge: NA, Horse Power: 435, Casting#: 5EK30349

Condition	Used
Horse Power	435 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Will Fit Year(s)	1995
Part Number	5EK
Stock Number	12120-9
MLS Number	10055689
Category	Engines
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Caterpillar 3406B Engine - 425 HP

$32,995 USD

***BUILD TO ORDER*** COMPLETE OUT OF FRAME OVERHAUL. REMAN HEAD,PUMP,TURBO,INJECTORS,PISTONS/ LINERS. 1 YR UNLIMITED MILES. HAS BEEN TESTED. CALL FOR MORE INFO ///NOTES////, Serial#:...

Condition	Remanufactured
Horse Power	425 HP
Engine Model	Caterpillar 3406B
Stock Number	3406B
MLS Number	9001097
Category	Engines
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(855) 980-___ SHOW
NUMBERCall Seller

Caterpillar 3406B Engine for a 1990 International 9400

Contact for price

GOOD ENGINE HAS BLOW BY LAST RAN 10/20/23, Serial#: 4MG92986, Horse Power: 425

Condition	Used
Horse Power	425 HP
Fits To Make(s)	International
Fits To Model(s)	9400
Will Fit Year(s)	1990
Stock Number	045953-1
MLS Number	12395697
Category	Engines
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

USED 1988 CAT 3406C 425HP Engine – Tested Runner – Warranty

$18,780 USD

Caterpillar 3406C – 425HP – Mechanical – Used – Tested Runner – Warranty, Reliable Caterpillar 3406C diesel engine removed from a running unit and verified as a tested runner prior to...

Warranty

Condition	Used
Horse Power	425 HP
Stock Number	2189
MLS Number	14345370
Category	Engines
Last Updated	5/1/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

Caterpillar 3406E Engine for a 2008 Freightliner FLD120SD Glider

$14,998.98 USD

(Used) 2007 Caterpillar 3406E, ENGINE ASSEMBLY- REMANUFACTURED!! Displacement: 14.6L, Horsepower: 435, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY...

Condition	Used
Horse Power	435 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD120SD Glider
Will Fit Year(s)	2008
Stock Number	P-109931
MLS Number	13787075
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar 3406 Engine for a 1990 Peterbilt 379

$10,995.98 USD

(Used) 1989 Caterpillar 3406, ENGINE ASSEMBLY- Displacement: 14.6L, Horsepower: 425, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W...

Condition	Used
Horse Power	425 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	1990
Stock Number	P-79961
MLS Number	12861954
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar 3406 Engine for a 1990 Western Star 4900

$10,995.98 USD

(Used) 1989 Caterpillar 3406, ENGINE ASSEMBLY- Displacement: 14.6L, Horsepower: 425, Serial Number: 4MG87992, For more information about this item, give us a call. We ship Worldwide! (CRG...

Condition	Used
Horse Power	425 HP
Fits To Make(s)	Western Star
Fits To Model(s)	4900
Will Fit Year(s)	1990
Stock Number	P-80372
MLS Number	12875382
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar 3406 Engine for a 1995 Kenworth T600

$10,995.98 USD

(Used) 1994 Caterpillar 3406, ENGINE ASSEMBLY- Family Number: SCP893EZDARK, Displacement: 14.6L, Horsepower: 435, Part Number: 7E-8050 1, ESN: 5EK40853, E.C.S.: EM, DI, Reference images for...

Condition	Used
Horse Power	435 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Will Fit Year(s)	1995
Part Number	7E-8050 1
Stock Number	P-39252
MLS Number	11861965
Category	Engines
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts