Long Engine Cylinder Block for 4BT3.9 4BTA3.9 Diesel Engine
Product Name: 4BT3.9 Engine Long Block Assembly
Engine Model: 4B / 4BT / 4BTA 3.9L inline-4 turbo diesel
OE Reference: 3929038, 3929039, 3936034, 3943955
Displacement: 3.9L (3900 cc)
Bore × Stroke: 102 × 120 mm
Compression Ratio: 17.5:1 (typical)
Configuration: Long block assembly includes cylinder block, crankshaft, pistons, piston rings, connecting rods, cylinder liners, main bearings, and rod bearings. (Cylinder head, fuel system, and front gear housing NOT included.)
Specifications:
- Cast iron cylinder block, precision machined deck surface
- Forged steel crankshaft, dynamically balanced
- Aluminum alloy pistons, tin-plated for wear resistance
- Wet-type replaceable cylinder liners
- Main bearing caps torqued to OEM specification
- Oil galleries cleaned, pressurized tested, anti-rust coated
Applications (Reference):
- Light-duty trucks: Dodge Ram 50, Ford Cargo, International Harvester
- Construction equipment: Mini excavators, skid steers, compact loaders
- Power generation: 30–60 kVA diesel generators
- Marine auxiliary engines and industrial pumping units
- Agricultural tractors and irrigation equipment

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No
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Item
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Data
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1
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product name
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Auto engine parts engine block
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2
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Engine NO.
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4BT 3.9
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3
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Engine Type
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Diesel engine
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4
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Suitable vehicle
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For
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5
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Function
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for engine parts engine cylinder block repair or replacement
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6
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G.W
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120KG
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7
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Sample policy
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Sample order is welcome befor mass order to check product quality and fitness
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8
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Package
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safety package suitable for international delivery
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