Get Financing1 - 28 of 248 Listings
Rent/LeaseAll
Condition: Used
Stock Number: P-97423
Serial Number: 2FWPEXYB5YAB53104
Description: (Used) 1999 Caterpillar 3406, ENGINE ASSEMBLY- Family Number: XCPXH0893ERK, Displacement: 14.6L, Horsepower: 450, : 174-2307, Serial Number: 2WS191...
Updated: Monday, August 03, 2026 07:16 AM
Location: Elkton, Maryland
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Rebuilt
Stock Number: MOTOR
Description: REMAN CAT 3406B 3406 B MOTOR
$22,500, plus core exchange.
2 YEAR WARRANTY on remanufactured engines. Rebuilt to like new, manufacturer specs....
Updated: Monday, October 19, 2026 04:08 PM
Location: Rensselaer, Indiana
Seller: Diesel Truck Parts
Condition: Rebuilt
Stock Number: LONG BLOCK XT
Description: REMAN CATERPILLAR 3406B LONG BLOCK XT
$18,000 PLUS CORE.
2 YEAR WARRANTY ON REMANUFACTURED ENGINES. REBUILT TO LIKE NEW, MANUFACTURER SPECS.
...
Updated: Monday, October 19, 2026 04:09 PM
Location: Rensselaer, Indiana
Seller: Diesel Truck Parts
Condition: Used
Stock Number: P-112434
Serial Number: 1XKWDB9X05J084904
Description: (Used) 2004 CATERPILLAR 3406E 2WS ENGINE ASSEMBLY- Horsepower: 550, Serial Numbers: 2WS28738, For more information about this item, give us a call....
Updated: Monday, August 03, 2026 07:16 AM
Location: Elkton, Maryland
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: New
Stock Number: 9113
Serial Number: 6TS17190
Shipping Length: 52 in
Shipping Width: 48 in
Shipping Height: 62 in
Description: Reman cat 3406e 6TS engine assembly 500hp. Complete overhaul kit, reman injectors, new oil pump, new head cylinder, new injector and engine harness...
Updated: Friday, October 02, 2026 12:19 PM
Location: Houston, Texas
Seller: TTM Diesel LLC
Condition: Used
Serial Number: 9WR02093
Description: GOOD RUNNING CAT 3406E ENGINE ASSEMBLY 475HP ESN#9WR02093 AR-4180
Updated: Friday, October 02, 2026 12:19 PM
Location: Houston, Texas
Seller: TTM Diesel LLC
Condition: Rebuilt
Stock Number: 1067695
Description: Remanufactured Caterpillar 3406E base long block assembly. Built to 550HP. 5EK Serial Number Prefix Application.
LONG BLOCK INCLUDES
Block, Hea...
Updated: Monday, September 28, 2026 07:30 AM
Location: Fitchburg, Massachusetts
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Stock Number: 10326
Serial Number: 5EK26612
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1994 Caterpillar 3406E Diesel Engine For Sale, 475HP @ 1800RPM, (40-PIN) AR# 110-9669, AR CORE# 109-8...
Updated: Thursday, September 24, 2026 03:39 PM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Core
Stock Number: 672955-1
Description: .
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Rebuilt
Stock Number: 2116
Serial Number: 2WS***
Weight: 3,500 lb
Shipping Length: 44 in
Shipping Width: 44 in
Description: 1999 Caterpillar 3406E Diesel Engine, Jake Brakes, 2WS, 500HP.
Updated: Thursday, September 17, 2026 10:47 AM
Location: Miami, Florida
Seller: Hondcub Truck Parts
Condition: Used
Stock Number: 12826-3
Serial Number: 1FUYDSYB9XLA72960
Description: 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 ...
Updated: Tuesday, September 01, 2026 11:12 AM
Location: Ucon, Idaho
Seller: Holst Truck Parts
Condition: Used
Stock Number: 071424-1
Description: core engine
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: Many include 180 day
Description: We carry a large quantity of used & rebuilt truck engine assemblies.
Many include 180 day parts & labor warranty. Call Vander Haag's Inc. today!
...
Updated: Monday, September 21, 2026 08:00 AM
Location: Spencer, Iowa
Seller: Vander Haag's Incorporated
Condition: Used
Stock Number: 032835-1
Description: Ran 7/17/14
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 7269
Serial Number: 8PN11317
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1996 Caterpillar 3406C Diesel Engine with Jake Brakes For Sale, MECHANICAL FUEL PUMP, AR# 1238487, 42...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 80626-5
Serial Number: 1FUYDXYB4TP561229
Description: 3406E 5EK 435HP, RUNS GOOD NO BLOWBY. WILL CHECK ROD AND MAIN BEARING. 180 DAY WARRANTY ON HEAD BLOCK AND CRANK.
Mileage: 336,762
Updated: Tuesday, September 01, 2026 11:12 AM
Location: Ucon, Idaho
Seller: Holst Truck Parts
Condition: Used
Stock Number: 735294-1
Description: -
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 12120-9
Serial Number: 1XKADB9X5SR645590
Description: CORE ENGINE/5EK 40 PIN. POSSIBLE BROKEN CRANK, HAS FRONT SUMP PAN. TURBO INVENTORIED SEPARATE,ECM SEPARATE
Mileage: NA
Updated: Tuesday, September 01, 2026 11:12 AM
Location: Ucon, Idaho
Seller: Holst Truck Parts
Condition: Used
Stock Number: 4122
Serial Number: 3ZJ57647
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1994 Caterpillar 3406 Diesel Engine with Jake Brakes (AIR TO AIR) Mechanical Fuel Pump, AR# 1117436, ...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2237
Serial Number: 7XC10255
Description: (USED REMAN) 1993 Caterpillar 3406C DITA Diesel Engine with Jake Brakes For Sale, 425HP @ 2000RPM, MECHANICAL FUEL PUMP DIRECT INJECTION TURBOCHARG...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2471
Serial Number: 2EK01161
Description: (GOOD USED) 1991 Caterpillar 3406 Diesel Engine with Jake Brakes For Sale, 460HP @ 1900RPM, SEMI ELECTRONIC, PEEC, Programmable Electronic Engine C...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2373
Serial Number: 4MG88678
Description: (GOOD USED) 1990 Caterpillar 3406B Diesel Engine with Jake Brakes For Sale, 425HP @ 2000RPM, MECHANICAL FUEL PUMP, AR# 7E2044, 14.6L Displacement, ...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 554901-1
Description: .
Updated: Tuesday, September 08, 2026 09:31 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 1180
Serial Number: 4MG80023
Description: (USED) 1989 Caterpillar 3406 Diesel Truck Engine For Sale! (DIRECT INJECTION with JAKE BRAKES) 425 HP@ 2100 RPM, CAT 3406B Motor, 14.6L Engine Fami...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1180
Serial Number: 4MG80023
Description: (USED) 1989 Caterpillar 3406 Diesel Truck Engine For Sale! (DIRECT INJECTION with JAKE BRAKES) 425 HP@ 2100 RPM, CAT 3406B Motor, 14.6L Engine Fami...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1277
Serial Number: 4MG49670
Description: (GOOD USED) 1989 Caterpillar 3406B Diesel Engine with Jake Brakes, DIRECT INJECTION, 14.6L, 425HP @ 1800 RPM, Ar # 9Y-2459, Pulled out of a Peterb...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 8154
Serial Number: 4MG28354
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1988 Caterpillar 3406B Diesel Engine For Sale, 425HP @ 2100RPM (AIR TO AIR) MECHANICAL FUEL PUMP, AR#...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2246
Serial Number: 7FB95520
Description: (GOOD USED) 1987 Caterpillar 3406B Diesel Engine with Jake Brakes For Sale, 425HP @ 2000RPM, MECHANICAL FUEL PUMP, 14.6L Displacement, 6 Cylinders,...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
