Millers CVL Extra CASE OF 10x 500ml – Competition Valve Lubricant & Octane Booster for Motorsport Engines (5792)
CVL Extra 500ml – Competition Valve Lubricant & Octane Booster – CASE OF 10
CVL Extra is a premium competition valve lubricant and octane booster designed for high-stress motorsport and track day engines. Formulated to protect against valve seat recession and enhance combustion, it allows older engines to run safely on unleaded fuel while maximising performance.
Key Benefits
- ✅ Adds up to 4 octane numbers to base fuel, improving engine performance
- ✅ Enables older competition engines to run on unleaded fuel*
- ✅ Protects against valve seat recession for longer engine life
- ✅ Provides flame front control similar to lead, allowing advanced ignition timing without pre-ignition or detonation
- ✅ Compatible with all fuels, including leaded, unleaded, lead replacement, ethanol (E5/E10), and MTBE blends
- ✅ Safe for modern engines with knock sensors and catalytic converters
Usage
Mix directly with fuel as per instructions. Ideal for track day, motorsport, and high-performance engines requiring extra protection and octane boost.
Product Information
- Volume: 500ml – Qty 10
- Type: Valve lubricant & octane booster
- Applications: Motorsport, track day engines, older competition engines, high-stress petrol engines
⭐ Trustpilot Rated Excellent – buy with confidence from Cox Motor Parts







