448PN 4.4L V8 Petrol Bare Engine / Long Block

• Direct OE replacement, specially designed for 448PN AJ41 4.4L V8 naturally aspirated petrol engine
• Fits Land Rover Range Rover L322, Discovery 3 L319, Range Rover Sport L320 (2004–2009)
• Optional forged steel or alloy cast iron, journals precision hardened, high fatigue resistance for V8 heavy torque condition
• Precisely machined, main journal 64mm, rod journal 52mm, stroke 90.3mm, well balanced for smooth running
• Integrated timing gear & signal plate, compatible with original timing chain system, plug and play
• 100% inspected for dimension, hardness and dynamic balance before delivery
• Important reminder: NOT interchangeable with 448DT TDV8 diesel crankshaft or 428PS supercharged crankshaft. Confirm VIN & OE before order
• Ready stock, flexible MOQ, sample order is acceptable

cautions for Installing a Land Rover Engine

1. When replacing a Land Rover engine, you must install a new oil cooler. Do not forget to install the check valve located beneath the oil cooler;

2. Check whether the fuel injectors are functioning properly; if any abnormalities are found, the injectors must be replaced;
3. Check whether the high-pressure fuel pump and the fuel pump plunger are functioning properly; if not, they must be replaced;
4. Check that the cooling system is functioning properly and that the three-waywater pipe in the center of the engine has no cracks, as this can easily cause overheating;
5. After adding engine oil, let the engine idle for a while to ensure the oil filter is fully
saturated with oil; be sure to wait until the oil filter is saturated before starting the engine;

Common Land Rover Engine Problems

1. Timing chain skipping causes valve damage, resulting in engine failure;
2. Oil pump failure or foreign objects in the oil cooler leading to poor oil flow, causing the engine to seize;
3. Fuel injectors failing to atomize properly, leading to cylinder wall burning; overheating-when the temperature gauge
4. Water pump or thermostat failure, leading to engine overheating; (Hidden does not display the issue-is the primary cause of engine damage);
5. Turbocharger coupling failure, causing severe engine vibration; continued operation allows debris to enter the cylinder block, resulting in cylinder scoring;
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Q1:Which engine does this 204DTD Crankshaft fit?

 A1:This 204DTD Crankshaft is designed for 204DTD (AJ200 2.0L Ingenium Diesel Engine). OE numbers: G4D3CA, G4D3EA.

Q2:Which vehicles are compatible with this 204DTD Crankshaft?

 A2:This 204DTD Crankshaft fits Jaguar XE, XF, F-PACE, E-PACE; Land Rover Discovery Sport, Range Rover Evoque, Range Rover Velar, 2015–2022 TD4 / D150 / D180 diesel versions.

Q3:Can this 204DTD Crankshaft replace 204DT / 204DTA / 204DTH crankshaft?

A3:No. This 204DTD Crankshaft is NOT interchangeable with 204DT / 204DTA / 204DTH crankshaft. Stroke, journal size and timing gear are different. Please confirm engine code + VIN before ordering.

Q4:What material is this 204DTD Crankshaft made of?

 A4:This 204DTD Crankshaft adopts high-strength alloy cast iron, journals with nitriding treatment for great wear resistance.

Q5:What are the key dimensions of this 204DTD Crankshaft?

A5:Key dimensions of this 204DTD Crankshaft: Bore×Stroke: 83mm×92.4mm; Main journal: 55mm; Rod journal: 50mm.

Q6:Does this 204DTD Crankshaft come with timing gear?

 A6:Yes. This 204DTD Crankshaft is integrated with timing gear, same as OE design, ready for installation.

Q7:What documents can you offer for this 204DTD Crankshaft?

A7:For this 204DTD Crankshaft, we can provide commercial invoice, packing list; inspection photos and reports are available on request.

Q8:How to confirm this 204DTD Crankshaft is the correct part?

A7:To confirm this 204DTD Crankshaft fits, please provide VIN code or original OE number. VIN is the most reliable way to avoid wrong shipment.