Nissan TB42 Engine Specifications
The Nissan TB42 engine is a robust and reliable powerplant that has been widely used in various Nissan vehicles, particularly in the Nissan Patrol series. This engine is known for its durability and performance, making it a popular choice among off-road enthusiasts and those requiring a dependable engine for heavy-duty applications.
Engine Overview
The TB42 is a straight-six engine that features a cast iron block and aluminum cylinder head. It is designed for both performance and longevity, making it suitable for various driving conditions.
Detailed Engine Specifications
| Specification | Details |
|---|---|
| Engine Type | Inline 6-cylinder |
| Displacement | 4.2 liters (4200 cc) |
| Bore x Stroke | 96 mm x 96 mm |
| Compression Ratio | 8.5:1 |
| Power Output | 125 kW (168 hp) at 4,600 rpm |
| Torque | 350 Nm (258 lb-ft) at 3,200 rpm |
| Fuel System | Carbureted / EFI (Electronic Fuel Injection) |
| Fuel Type | Petrol |
| Cooling System | Water-cooled |
| Ignition System | Distributor type |
Engine Configuration
The TB42 engine is characterized by its inline-six configuration, which provides a smooth power delivery and excellent balance. This configuration contributes to the engine’s overall performance and reliability.
Key Features of the Engine Configuration
– Inline Design : The straight-six design allows for fewer vibrations compared to V-type engines.
– Durability : The cast iron block enhances the engine’s strength and longevity.
– Torque Characteristics : The engine produces substantial low-end torque, making it ideal for off-road and towing applications.
Engine Oil Specifications
Proper maintenance of the TB42 engine includes using the correct engine oil. The choice of oil can significantly affect the engine’s performance and lifespan.
Recommended Engine Oil
– Oil Type : SAE 10W-30 or 15W-40
– Oil Capacity : Approximately 5.5 liters (including oil filter)
– Oil Filter : Use a high-quality oil filter that meets OEM specifications.
Oil Change Intervals
Regular oil changes are crucial for the TB42 engine’s health. The recommended intervals are as follows:
– Standard Driving Conditions : Every 5,000 km (3,100 miles) or every 6 months, whichever comes first.
– Severe Driving Conditions : Every 3,000 km (1,860 miles) or every 3 months, particularly if the vehicle is used for towing, off-road driving, or in extreme temperatures.
Service Intervals
In addition to regular oil changes, the TB42 engine requires periodic maintenance to ensure optimal performance.
Maintenance Schedule
– Air Filter Replacement : Every 15,000 km (9,300 miles)
– Fuel Filter Replacement : Every 30,000 km (18,600 miles)
– Spark Plug Replacement : Every 30,000 km (18,600 miles)
– Coolant Flush : Every 2 years or 40,000 km (24,800 miles)
– Timing Chain Inspection : Every 100,000 km (62,000 miles)
Additional Maintenance Tips
– Regularly check the engine oil level and top up as necessary.
– Inspect the cooling system for leaks or signs of wear.
– Monitor the exhaust system for any unusual sounds or emissions.
Conclusion
The Nissan TB42 engine is a well-engineered powerplant that has proven its worth in various applications. With its robust specifications and straightforward maintenance requirements, it remains a favored choice among enthusiasts and professionals alike. Regular servicing and adherence to recommended oil specifications will ensure that the TB42 engine continues to perform reliably for years to come.
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