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Condition: Used
Stock Number: 1209
Serial Number: 44204329
Description: (GOOD USED) 1987 Cummins 4BT 3.9L Diesel Truck Engine For Sale with Borg Warner T-19 Transmission CPL # 767, 105HP @ 2500 RPM, Injector Part # 3909...
Updated: Wednesday, August 12, 2026 10:22 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1144
Serial Number: 44161781
Description: (USED) 1986 Cummins 4BT 3.9L Engine For Sale! (ROTARY PUMP) 105 HP @ 2500 RPM, CPL# 767, Service Model Name 4B3.9, Engine Configuration D382008BX02...
Updated: Wednesday, August 12, 2026 10:22 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 3202
Serial Number: 44127534
Description: (GOOD USED) 1985 Cummins 4BT 3.9L Diesel Engine For Sale, Rotary VE Pump, Higher Mounted Turbo, CPL# 0592, 92HP @ 2100RPM, Front Sump Oil Pan, Engi...
Updated: Wednesday, August 12, 2026 10:22 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Rebuilt
Stock Number: BBENG53
Shipping Weight: 635.03 kg
Description: CUMMINS 4BT 105 HP OPEN POWER UNIT
Our 4BT Open Power Unit Packages are considered remanufactured component builds which are built with a combi...
Updated: Thursday, October 15, 2026 10:44 am
Location: Parker, Colorado, USA
Seller: Big Bear Engine Company
Condition: Rebuilt
Stock Number: BBENG12
Description: Cummins 4BT – 140HP Extended Long Block Diesel Engine
Parts List
• New Block
• New Cylinder Head
• New Camshaft and Lifters
• New Cranksha...
Updated: Thursday, October 15, 2026 10:44 am
Location: Parker, Colorado, USA
Seller: Big Bear Engine Company
Condition: Used
Stock Number: P-62637
Description: 4BT RUNNER,INLINE PUMP,,WILL CHK BEARINGS,6MOS WARRANTY BLOCK HEAD CRANK,
Updated: Friday, September 18, 2026 06:18 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: P-62641
Description: 4BT RUNNER INLINE PUMP,WILL CHK BEARINGS,6MOS WARRANTY BLOCK HEAD CRANK
Updated: Friday, September 18, 2026 06:18 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: P-62639
Description: 4BT RUNNER,INLINE PUMP,WILL CHK BEARINGS 6MOS WARRANTY BLOCK HEAD CRANK
Updated: Friday, September 18, 2026 06:18 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: P-62636
Description: 4BT RUNNER,INLINE PUMP 6MOS WARRANTY BLOCK HEAD CRANK,WILL CHECK BEARINGS,AFTERCOOLED,NOT SURE IF HOOKED UP
Updated: Friday, September 18, 2026 06:18 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: P-62635
Description: 4BT CUMMINS,INLINE PUMP,RUNNER,WILL CHECK BEARINGS,6MOS WARRANTY BLOCK HEAD CRANK, HAS AFTERCOOLER,NOT SURE IT WAS HOOKED UP
Mileage: UNKNOWN
Updated: Friday, September 18, 2026 06:18 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 1412
Serial Number: 391062
Shipping Weight: 1,360.78 kg
Description: Cummins 4BT B3.9 Engine With Transmission and Radiator
Engine Brake Yes
Turbo Yes
Additional Details
Includes Warranty Yes
GOOD RUNNING EN...
Updated: Thursday, September 17, 2026 10:47 am
Location: Miami, Florida, USA
Seller: Hondcub Truck Parts
Condition: Used
Stock Number: 3715
Serial Number: 21021339
Description: (GOOD USED) Cummins 4BT 3.9L Diesel Engine, 4-390, Part# A 174152, Rotary Pump (Bosh A Pump), Naturally Aspirated/NON-Turbo, Serial# 21021339, Stoc...
Updated: Wednesday, August 12, 2026 10:22 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: P-62638
Description: 4BT RUNNER,NON TURBO,INLINE PUMP,WILL CHECK BRGS,6MOS WARRANTY BLOCK HEAD CRANK,
Updated: Friday, September 18, 2026 06:18 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: P-62640
Description: 4BT NON TURBO,RUNNER,INLINE PUMP,WILL CHK BRGS 6MOS WARRANTY BLOCK HEAD CRANK
Updated: Friday, September 18, 2026 06:18 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 138658
Serial Number: 24060982
Description: Engine Long Block
PowerType: Diesel
Updated: Friday, October 30, 2026 07:56 am
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Stock Number: 138568
Serial Number: 24060974
Description: Engine Long Block
PowerType: Diesel
Updated: Friday, October 30, 2026 07:56 am
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Stock Number: 138568
Serial Number: 24060931
Description: Engine Long Block
PowerType: Diesel
Updated: Friday, October 30, 2026 07:56 am
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Stock Number: 138568
Serial Number: 24060981
Description: Engine Long Block
PowerType: Diesel
Updated: Friday, October 30, 2026 07:56 am
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Stock Number: 82615
Description: 4BT ISB 3.9 145HP CPL2938,ESN#21526183,WILL BE TEST RUN,BRGS CHECKED,6MOS WARRANTY, HAS ECM,NOT MECHANICAL,NOTES
Updated: Saturday, September 19, 2026 06:18 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 10144
Serial Number: na
Description: Complete take out
Mileage: na
Updated: Tuesday, October 20, 2026 06:17 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: CS1000
Serial Number: 3907803
Description: (USED) Cummins 4BT 3.9L Crankshaft
Price: $200 (USD)
Make: CUMMINS
P/N: 3907803
Updated: Thursday, September 17, 2026 08:52 am
Location: Hialeah, Florida, USA
Seller: JJ Rebuilders
Condition: Used
Stock Number: Ryd 3901049
Shipping Length: 60.96 cm
Shipping Width: 40.64 cm
Shipping Height: 30.48 cm
Shipping Weight: 5.44 kg
Description: Good used, cleaned and inspected Cummins 4BT oil pan. Part number: 3901049.
Updated: Monday, September 28, 2026 10:41 am
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Stock Number: 2100
Serial Number: 6403
Description: Engine Takeout
PowerType: Diesel
Updated: Friday, October 30, 2026 07:56 am
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Stock Number: 1170
Serial Number: 8025939
Description: (USED) Cummins 4BT 3.9L Diesel Truck Engine For Sale (Rotary Pump) with Borg Warner T-19 Transmission (4 Speed Manual) CPL # 858, Marketing Model N...
Updated: Wednesday, August 12, 2026 10:22 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1188
Serial Number: 8006813
Description: (GOOD USED) Cummins 4BT 3.9L Diesel Truck Engine For Sale! Mechanical Rotary VE Pump with Borg Warner T-19 4 Speed Manual, 105 HP @ 2500 RPM, Model...
Updated: Wednesday, August 12, 2026 10:22 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1155
Description: (USED REMAN) Cummins 4BT 3.9L Engine For Sale with Borg Warner T-19 Trasnmission | ROTARY PUMP, 105HP, Model Name Cummins 4BT-105, REMANUFACTURED b...
Updated: Wednesday, August 12, 2026 10:22 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1051
Description: (USED) Cummins 4BT Engine For Sale! (MECHANICAL ROTARY PUMP) CPL# 858 | 105 HP | Inspected & Test Run! | Visit for more information on this engi...
Updated: Wednesday, August 12, 2026 10:22 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Rebuilt
Stock Number: BBENG10
Weight: 329.31 kg
Description: CUMMINS 4BT – 105HP EXTENDED LONG BLOCK DIESEL ENGINE
Parts List
• New Block
• New Cylinder Head
• New Camshaft and Lifters
• New Cranksh...
Updated: Thursday, October 15, 2026 10:44 am
Location: Parker, Colorado, USA
Seller: Big Bear Engine Company