Camshaft for BMW 7 Series — Price, Symptoms & Replacement Guide
Category: Engine | Failure Severity: High | Replacement Cost in India: ₹50,000–₹2,00,000
What is the Camshaft?
The camshaft controls the opening and closing of engine valves in sync with the crankshaft.
How the Camshaft Works
Rotates with the engine and uses lobes to push valves open at precise intervals.
Why the Camshaft is Important
Ensures proper air-fuel intake and exhaust gas expulsion timing.
Common Problems with the Camshaft
- Lobe wear
- Seizure
- Misalignment
Warning Symptoms of a Failing Camshaft
- Engine misfire
- Loss of power
- Ticking noise
Common Causes of Camshaft Failure
- Poor lubrication
- Contaminated oil
Impact on Car Performance
A worn camshaft can reduce engine efficiency by up to 25%.
DIY Fix Guide — Step by Step
- Check engine oil quality
- Listen for ticking noise
- Scan for engine codes
Maintenance Tips
- Regular oil changes
- Use high-quality lubricants
Camshaft Replacement Cost in India
Expect to pay between ₹50,000 and ₹2,00,000 for genuine parts plus labour at an authorised BMW workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Camshaft Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Camshaft listings.
When to Replace the Camshaft
Replace if worn, noisy, or during engine rebuild.