Cylinder Head — Nissan Gravite
Category: Engine | Severity: high | Cost: ₹30,000–₹1,20,000
What is Cylinder Head?
The cylinder head sits on top of the engine block and houses valves, spark plugs, and combustion chambers.
How Cylinder Head Works
It seals the combustion chamber and allows air-fuel intake and exhaust gas flow through valves.
Why is Cylinder Head Important?
Critical for combustion efficiency and engine sealing.
Common Problems
- Warping
- Cracks
- Valve seat damage
Symptoms
- Overheating
- White smoke
- Coolant loss
Causes of Failure
- Overheating
- Improper maintenance
Impact on Car Performance
Severe damage can lead to engine failure.
DIY Fix Guide — Step by Step
- Check coolant level
- Look for white smoke
- Inspect oil contamination
- Perform compression test
Maintenance Tips
- Avoid overheating
- Regular coolant checks
Replacement Cost in India
Estimated range: ₹30,000 – ₹1,20,000
Where to Buy Online
When to Replace Cylinder Head
Replace when cracked or severely warped.