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Protects the valve seats and reduces their wear when using unleaded petrol. Preserves the fuel when stored in a tank for a long time.
- Forms a protective and lubricating coating on the valves and valve seats, just like the one built-up by lead in leaded petrol.
- Protects the soft valve seats against premature wear when using unleaded petrol (prevents formation of micro welding).
- Prevents degradation of the fuel in the tank when the engine is put out of service for several months.
- Protects the fuel against oxidation.
