The Motorex System Guard (250ml) is a premium fuel additive designed to clean and protect your vehicle’s fuel system. It effectively removes deposits throughout the entire injection system, enhances corrosion protection, and helps absorb water present in the fuel. Suitable for vehicles equipped with or without catalytic converters, it promotes smoother and more efficient engine performance.
Key Features
- Provides long-lasting protection against corrosion
- Absorbs and binds water in the fuel system
- Cleans the entire fuel injection system
- Compatible with fuel systems with or without catalytic converters
Applications
Ideal for all petrol and diesel-powered vehicles and equipment, including those fitted with turbochargers, particulate filters, or catalytic converters.
Directions for Use
Pour the recommended amount directly into the fuel tank. After adding, move or operate the vehicle briefly to ensure proper mixing with the fuel. The cleaning and protective effects can last for up to 10,000 km.
Recommended Dosage
- Mixing Ratio: 1 litre additive per 250 litres of fuel
- Motorcycles: 125 ml for approximately 30 litres of fuel, 4ml of additive to 1 litre of fuel
- Passenger Vehicles: 250 ml for approximately 60 litres of fuel
Specifications
- Type: Fluid
- Colour: Yellow
- Volume: 250 ml
Package Contents
- 1 × Motorex System Guard – 250ml
Safety Information
Please refer to the Safety Data Sheet (SDS) before use.
Safety Data Sheet
FAQ
How corrosion happens in fuel tank from E20 fuel when parked bike for long time?
Ethanol is hydroscopic, meaning it actively absorbs water vapor from the air inside the tank. When a bike is parked for a long time, temperature swings cause the tank to “breathe” in humid air. Once the ethanol absorbs a critical amount of water (around 0.5% by volume), it can no longer stay dissolved in the petrol. The ethanol and water bond together and separate from the petrol, sinking directly to the bottom of the tank because the water-ethanol mixture is denser than petrol.
How long can I safely leave E20 fuel in my parked bike?
A: Up to 3 to 4 weeks. Beyond a month, E20 fuel begins absorbing atmospheric moisture. This triggers phase separation and increases the risk of tank rust.
What are the early symptoms of E20 fuel degradation in a bike?
A: Watch out for starting trouble, a jerking engine, or erratic idling. These happen because the engine draws the water-ethanol mix from the bottom of the tank instead of pure petrol.
Can a fuel stabilizer completely prevent E20 phase separation?
A: Yes, temporarily. High-quality ethanol stabilizers chemically delay phase separation for up to 6 months. However, they cannot fix fuel that has already split into layers.
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