Intake Ports — Nissan Gravite
Category: Engine | Severity: medium | Cost: ₹5,000–₹20,000
What is Intake Ports?
Intake ports are passages in the cylinder head that allow air-fuel mixture to enter the combustion chamber.
How Intake Ports Works
They channel incoming air or air-fuel mixture from intake manifold into cylinders during intake stroke.
Why is Intake Ports Important?
Critical for proper airflow and efficient combustion.
Common Problems
- Carbon buildup
- Airflow restriction
Symptoms
- Poor acceleration
- Reduced mileage
Causes of Failure
- Dirty air intake
- Oil deposits
Impact on Car Performance
Restricted ports reduce engine efficiency and power.
DIY Fix Guide — Step by Step
- Inspect intake system
- Use intake cleaner
- Check air filter
Maintenance Tips
- Regular air filter replacement
- Periodic cleaning
Replacement Cost in India
Estimated range: ₹5,000 – ₹20,000
Where to Buy Online
When to Replace Intake Ports
Ports are cleaned rather than replaced unless damaged.