The Nissan RB20DET engine is a 2.0-liter turbocharged unit that was produced from 1985 to 1995 and was installed in various sports and civilian models of Nissan vehicles. This engine is known for its power and reliability, and was used in iconic models such as the Nissan Skyline and Nissan Laurel.
Technical specifications
Standard Modification
| Parameter | Value |
|---|---|
| Exact volume | 1998 cm³ |
| Power system | Distributed injection |
| Engine power | 180 – 215 hp |
| Torque | 225 – 265 Nm |
| Cylinder block | Cast iron R6 |
| Cylinder head | Aluminum 24v |
| Cylinder diameter | 78 mm |
| Piston stroke | 69.7 mm |
| Compression ratio | 8.5 |
| Features | No |
| Hydrocompensators | Yes |
| Transmission timing | Belt drive |
| Fasoregulator | No |
| Turbocharging | Yes |
| Oil | 4.3 liters 5W-30 |
| Environmental class | Euro 2/3 |
| Example service life | 360,000 km |
| Engine weight | 245 kg |
Modification RB20DET-R
| Parameter | Value |
|---|---|
| Exact volume | 1998 cm³ |
| Power system | Distributed injection |
| Engine power | 210 hp |
| Torque | 245 Nm |
| Cylinder block | Cast-iron R6 |
| Cylinder head | Aluminum 24v |
| Cylinder diameter | 78 mm |
| Piston stroke | 69.7 mm |
| Compression ratio | 8.5 |
| Features | No |
| Hydrocompensators | No |
| Transmission timing | Belt |
| Fasoregulator | No |
| Turbocharging | Yes |
| Oil | 4.3 liters 5W-30 |
| Environmental class | Euro 2 |
| Example service life | 340,000 km |
Application of RB20DET engine
RB20DET engine was installed in the following car models:
| Model | Years of production |
|---|---|
| Nissan Laurel 5 (C32) | 1986 – 1989 |
| Nissan Laurel 6 (C33) | 1989 – 1993 |
| Nissan Skyline 7 (R31) | 1985 – 1990 |
| Nissan Skyline 8 (R32) | 1989 – 1994 |
| Nissan Cefiro 1 (A31) | 1988 – 1994 |
| Nissan Fairlady Z31 | 1985 – 1989 |
RB20DET engine problems and repairs
Main Problems
- Turbocharger wear: Over time, the turbo can fail due to wear or improper maintenance.
- Engine overheating: Insufficient cooling can lead to overheating, especially during heavy use.
- Oil leaks: Oil leaks can occur due to worn o-rings or gaskets.
- Transmission belt stretching: The timing belt may be stretched or torn, causing timing problems.
Repair and maintenance tips
- Regular oil checks and changes: Using 5W-30 oil and changing it every 5,000 to 7,000 kilometers will help extend engine life.
- Turbine Check: Regularly check and clean the turbine and replace if necessary.
- Cooling system check: Regularly checking the coolant level and condition will help prevent engine overheating.
- Timing belt check: The timing belt should be checked every 60,000 km and replaced every 100,000 km.
Conclusion
The Nissan RB20DET engine, thanks to its reliability and power characteristics, remains popular among car enthusiasts and tuners. Proper maintenance and timely repair will help extend its resource and ensure stable operation for many years.