Cylinder Block — Nissan Gravite
Category: Engine | Severity: high | Cost: ₹80,000–₹2,00,000
What is Cylinder Block?
The cylinder block is the main structural component of the engine housing cylinders, coolant passages, and oil galleries.
How Cylinder Block Works
It supports pistons moving within cylinders while circulating coolant and oil to maintain temperature and lubrication.
Why is Cylinder Block Important?
Acts as the foundation of the engine, ensuring structural integrity and thermal management.
Common Problems
- Cracks
- Overheating damage
- Oil leakage
- Warping
Symptoms
- Coolant loss
- Engine overheating
- Oil mixing with coolant
- Loss of compression
Causes of Failure
- Overheating
- Poor maintenance
- Manufacturing defects
- Excessive stress
Impact on Car Performance
A damaged block can lead to total engine failure and costly rebuilds.
DIY Fix Guide — Step by Step
- Inspect for external cracks
- Check coolant levels
- Look for oil contamination
- Perform compression test
- Consult mechanic for repair
Maintenance Tips
- Maintain coolant level
- Avoid overheating
- Regular servicing
Replacement Cost in India
Estimated range: ₹80,000 – ₹2,00,000
Where to Buy Online
When to Replace Cylinder Block
Replace only in case of severe cracks or structural failure.