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Parts for Cummins 4BT 3.9L (CPL 793)

20 product(s)
engine

Engines & Blocks

Cummins 4BT 3.9L, Case 4T-390 Reman 2-Gear Internally Balanced Long Block
Cummins 4BT 3.9L, Case 4T-390 Reman 2-Gear Internally Balanced Long Block SKU: CM4BEL-RLU2
$5,23500
box-check Only 1 left flux-capacitor
Reman Cummins 4B 4BT 3.9L B Series Diesel Long Block Engine (Non-storm Block)
Reman Cummins 4B 4BT 3.9L B Series Diesel Long Block Engine (Non-storm Block) SKU: RP1334RN
$4,75000
box-check In Stock flux-capacitor
Reman Cummins 4B 4BT 3.9L B Series Diesel Long Block Engine (Storm Block)
Reman Cummins 4B 4BT 3.9L B Series Diesel Long Block Engine (Storm Block) SKU: RP1334RS
$4,75000
box-check In Stock flux-capacitor
Cummins 4B, 4BT, 4BTA 3.9L Rebuildable Long Block Cores | Batch of Four (4)
Cummins 4B, 4BT, 4BTA 3.9L Rebuildable Long Block Cores | Batch of Four (4) SKU: ENGCRINLV
$2,00000
box-check In Stock space-station-moon-construction
engine

Engine Kits

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Cummins 4BTA 3.9L Inframe-Engine Rebuild Kit - Turbocharged & Aftercooled (Non-Emission)
Cummins 4BTA 3.9L Inframe-Engine Rebuild Kit - Turbocharged & Aftercooled (Non-Emission) SKU: K73342184
$63962
box-check In Stock sparkles
Free Shipping
Cummins 4BTA 3.9L Inframe-Engine Rebuild Kit - Turbocharged & Aftercooled (Non-Emission)
Cummins 4BTA 3.9L Inframe-Engine Rebuild Kit - Turbocharged & Aftercooled (Non-Emission) SKU: K73342176
$50557
box-check In Stock sparkles
meter

Cylinder Heads

Reman Loaded Cylinder Head for Cummins, Case 3929736
Reman Loaded Cylinder Head for Cummins, Case 3929736 SKU: K3929736RV
$84000
box-open Out of Stock flux-capacitor
fire

Cylinder Components

Piston & Rings for Allis Chalmers 3802104
Piston & Rings for Allis Chalmers 3802104 SKU: K3802104
$7900
box-check In Stock sparkles
Piston & Rings for Cummins 3802100
Piston & Rings for Cummins 3802100 SKU: K3802100
$7900
box-check Only 2 left sparkles
Piston Kit for Cummins 3802102
Piston Kit for Cummins 3802102 SKU: K3802102
$7900
box-check In Stock sparkles
Piston Ring Set for Cummins 3802421
Piston Ring Set for Cummins 3802421 SKU: K3802421
$1958
box-check In Stock sparkles
Piston Rings for Cummins 3802422
Piston Rings for Cummins 3802422 SKU: K3802422
$1945
box-check In Stock sparkles
Piston Rings for Cummins 3802234
Piston Rings for Cummins 3802234 SKU: K3802234
$1851
box-check In Stock sparkles
Piston Pin for Cummins 3934048
Piston Pin for Cummins 3934048 SKU: K3934048
$1292
box-check In Stock sparkles
puzzle-piece

Gaskets & Seals

Cummins CM ISB, QSB, ISDE, 4.5L Gasket Set Upper
Cummins CM ISB, QSB, ISDE, 4.5L Gasket Set Upper SKU: K4955356
$30547
box-check Only 4 left sparkles
Cummins CM ISB, QSB Gasket Set Lower
Cummins CM ISB, QSB Gasket Set Lower SKU: K4955357
$28956
box-check Only 4 left sparkles
gas-pump

Fuel System

Fuel Injector for Cummins 3802338, 3919331
Fuel Injector for Cummins 3802338, 3919331 SKU: K3802338
$15282
box-open Out of Stock sparkles
wind

Air System

Used Intake Cover for Cummins 5259637
Used Intake Cover for Cummins 5259637 SKU: K5259637U
$3339
box-check In Stock gear
screwdriver-wrench

Sheet Metal & Housings

Used Flywheel Housing for Cummins 3931714
Used Flywheel Housing for Cummins 3931714 SKU: SIU-0401330
$32500
box-check Only 1 left gear
Oil Pan (Front, Rear) for Cummins 3901049
Oil Pan (Front, Rear) for Cummins 3901049 SKU: K3901049-GRP
From $7874
box-check In Stock layer-group
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