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Condition: Used
Stock Number: 932-10251917 - SN:7F
Serial Number: 932-10251917 - SN:7FB46284
Description: USED 3406B CATERPILLAR ENGINE WITH AFTERCOOLER,400 HP, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK. - FOR PRICE AND S...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 838-10141913 - SN:4M
Serial Number: 838-10141913 - SN:4MG65037*
Description: USED 3406B CATERPILLAR ENGINE WITH 400 HP, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK. - FOR PRICE AND SHIPPING CONT...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 792-1010192 - SN:4MG
Serial Number: 792-1010192 - SN:4MG10282
Description: USED 3406B CATERPILLAR ENGINE,WITH 400 HP, ENGINE BRAKE, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE,ALSO MANY ENGINES IN STOCK. - FOR PRICE AND ...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 500-19206
Serial Number: 3ZJ01841
Weight: 2,975 lb
Description: Used 3406B Engine
EngineMake: Caterpillar
Updated: Thursday, June 18, 2026 03:30 PM
Location: Dorr, Michigan
Seller: Frontier Truck Parts
Condition: Used
Stock Number: 934-10251919 - SN:7F
Serial Number: 934-10251919 - SN:7FB32105
Description: USED 3406B CATERPILLAR ENGINE WITH 310 HP, AFTERCOOLER, COMPLETE,INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK. - FOR PRICE AND S...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 2362
Serial Number: 4MG88679
Description: (GOOD USED) 1990 Caterpillar 3406B Diesel Engine For Sale, 425HP @ 2000RPM, MECHANICAL FUEL PUMP, AR# 7E2044, 14.6L Displacement, 6 Cylinders, Engi...
Updated: Tuesday, May 19, 2026 12:00 PM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 8157-1030254
Serial Number: 8157-1030254
Description: USED 1.990 CATERPILLAR 3406B MANUAL FUEL PUMP ENGINE, 425HP, JAKE BRAKE, AIR TO AIR, STOCK:1030254; ESN:5KJ01529, COMPLETE, INSPECTED AND TESTED RU...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 6935-0516242
Serial Number: 6935-0516242
Description: USED 1.990 CATERPILLAR 3406B AIR TO AIR ENGINE, 425HP, JAKE BRAKE, ESN:4MG87221, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES I...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 984-10291918 - SN:8T
Serial Number: 984-10291918 - SN:8TC12622
Description: USED 3406B PEEC CATERPILLAR SEMI ELECTRONIC ENGINE, 350 HP, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK. - FOR PRICE ...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 973-1029197 - SN:5KJ
Serial Number: 973-1029197 - SN:5KJ03934*
Description: USED 3406B CATERPILLAR ENGINE WITH 350 HP, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK. - FOR PRICE AND SHIPPING CONT...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 624807-1
Description: ENGINE RAN 6/24/19
Updated: Tuesday, June 16, 2026 10:52 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 762-1007197 - SN:4MG
Serial Number: 762-1007197 - SN:4MG45450
Description: USED 3406B CATERPILLAR MECHANICAL ENGINE WITH 425 HP, JAKE BRAKE(ENGINE BRAKE) COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN ...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 10250
Serial Number: 4MG50707
Description: 1989 Caterpillar 3406B Diesel Engine with Jake Brakes For Sale, AIR TO AIR, Mechanical Fuel Pump, AR# 9Y-2558, 4MG50707, Ford Application, 425HP @ ...
Updated: Tuesday, June 02, 2026 03:44 PM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 7624
Serial Number: 4MG30229
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1989 Caterpillar 3406 Diesel Engine with JAKE Brakes, 425HP @ 2100RPM, MECHANICAL FUEL PUMP, 3406B, 1...
Updated: Monday, May 18, 2026 03:38 PM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 99184
Serial Number: 1XP5DB9X9KD276600
Description: Used Caterpillar 3406B Engine Assy 4MG22973
Coreprice: 4500
Updated: Tuesday, May 26, 2026 07:24 AM
Location: Crandall, Texas
Seller: Tim Jordan's Truck Parts, Inc
Condition: Used
Stock Number: P-90684
Serial Number: 1NKWLB0X9KS532279
Description: (Used) 1989 Caterpillar 3406B, ENGINE ASSEMBLY- Family Number: KCT0893FPB1, Displacement: 14.6L, Horsepower: 425, : 7E1807, ESN: 4MG49286, Part Num...
Updated: Thursday, June 25, 2026 07:46 AM
Location: Elkton, Maryland
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: 17853
Serial Number: 4MG71898
Description: Part suitable for: Standard tractor
VAT: The price shown is excluding VAT
VAT/margin: VAT qualifying
1989 Caterpillar 3406B diesel engine, 425 HP,...
Updated: Tuesday, June 30, 2026 02:54 PM
Location: Carbondale, Pennsylvania
Seller: Old Forge Power Equipment Inc.
Condition: Used
Stock Number: S1233
Serial Number: S1233
Description: 1989 CAT 3406B Used diesel engine for sale .425 HP. Tested and inspected with 120 day warranty . Call or visit our website for more information.
Updated: Monday, June 22, 2026 08:52 AM
Location: Taylor, Pennsylvania
Seller: Nationwide Heavy Truck Parts
Condition: Used
Stock Number: 1148
Serial Number: 4MG75934
Description: (USED) 1989 Caterpillar 3406B DI Engine 425HP @ 2100 RPM with JAKE BRAKES, AR # 7E1864, Engine Family KCT0893FPB1, Engine Code F, Serial # 4MG75934...
Updated: Tuesday, May 19, 2026 11:21 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 780-1009193 - SN:4MG
Serial Number: 780-1009193 - SN:4MG48150
Description: USED 3406B CATERPILLAR ENGINE WITH 350 HP, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK - FOR PRICE AND SHIPPING CONT...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 361191-1
Description: Ran 3/17/16
Updated: Tuesday, June 16, 2026 10:52 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 925902-1
Description: -
Updated: Tuesday, June 16, 2026 10:52 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 537351-1
Description: - - Part Make: Caterpillar core engine
Updated: Tuesday, June 16, 2026 10:52 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 80922-1
Serial Number: 1FUK2SYA7JP339111
Description: CORE ENGINE ASSEMBLY, Ok for parts. Injection pump Turbo, Engine,
Updated: Wednesday, June 17, 2026 07:42 AM
Location: Ucon, Idaho
Seller: Holst Truck Parts
Condition: Used
Stock Number: 3502
Serial Number: 4MG24396
Description: (GOOD USED) 1988 Caterpillar 3406B Diesel Engine with Jake Brakes, 425HP, MECHANICAL, 14.6L, 6 Cylinders, AR# 9Y2311, Engine Serial# 4MG24396, Sto...
Updated: Monday, May 18, 2026 03:38 PM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 933-10251918 - SN:8T
Serial Number: 933-10251918 - SN:8TC03957
Description: USED 3406B PEAK CATERPILLAR ENGINE WITH 400HP,JAKE BRAKE(ENGINE BRAKE), COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK. ...
Updated: Wednesday, June 17, 2026 10:45 PM
Location: Miami, Florida
Seller: 4 Trucks Enterprises LLC
Condition: Core
Stock Number: 348949-1
Description: Core
Updated: Tuesday, June 16, 2026 10:52 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Condition: Used
Stock Number: 7798
Serial Number: 4MG02198
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1987 Caterpillar 3406B Diesel Engine with Jake Brakes For Sale, (AIR TO AIR) MECHANICAL FUEL PUMP, 34...
Updated: Monday, May 18, 2026 03:38 PM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
