Genuine TD42 76 Degree Thermostat suitable for Nissan Patrol GQ GU TD42T TD42Ti
A genuine Nissan thermostat suitable for the Nissan Patrol GQ and GU with the TD42, TD42T or TD42Ti engine. It opens at 76 degrees and carries Nissan part number 21200-58G04. The genuine 76 degree unit is the only thermostat we recommend for these engines, and it suits our TD42 performance upgrades.
🚗 Suitable for:
- Nissan Patrol GQ TD42 4.2L Diesel
- Nissan Patrol GU TD42, TD42T and TD42Ti 4.2L Diesel
📦 What’s Included:
- 1 x genuine Nissan 76 degree thermostat, part number 21200-58G04
🛠️ Fitment Details:
- Direct replacement for the factory thermostat.
- Opens at 76 degrees.
- The thermostat comes on its own, with nothing else in the pack.
⚙️ Why Choose Genuine:
- It is the Nissan part, made to the factory specification for this engine.
- The thermostat controls when coolant starts flowing through the radiator, so a wrong or sticking unit shows up as an engine that runs too hot or never warms up.
- It suits TD42 engines running our performance upgrades, and we recommend the same part for a standard engine.
📦 Dispatch Information:
We keep these on the shelf at our Brisbane store, ready for fast dispatch.
❓ FAQs:
Q: Is this a genuine Nissan part?
A: Yes. It is the genuine Nissan thermostat, part number 21200-58G04.
Q: Which TD42 engines does it fit?
A: All three. It fits the non-turbo TD42, the factory turbo TD42T and the intercooled TD42Ti in the Nissan Patrol GQ and GU.
Q: Does it suit a TD42 with a turbo or other upgrades?
A: Yes. It is the thermostat we recommend with our TD42 performance upgrades.
Q: What temperature does it open at?
A: 76 degrees.











Just perfect, in the process of rebuilding my GQ. Thank you guys.