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Carburetor and Valve Cleaner by LIQUI MOLY

SKU: 1818

BARCODE: 4100420018183

PRODUCT TYPE: Fuel Additives for Gasoline



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Increases engine performance. Removes deposits in carburetor, in valves, spark plugs and in the combustion chamber and prevents renewed formation. Saves fuel. Improves compression. Protects the entire fuel system from corrosion. Prevents carburetor icing. Clean engines need less fuel and reduce emissions.

Suitable for all gasoline engines – as a preventative measure or to solve problems. Tested safe with catalytic converters and turbochargers. For adding directly to the fuel tank. 300 ml are sufficient for up to 70 l fuel. Effect lasts up to 2,000 km. Can also be put directly into the carburetor with the engine running.


Modern, ash-free combination of additives with cleaning and dispersing properties which protects the carburettor components. The product has been formulated using state-of-the-art additive and fuel technologies in accordance with the requirements of today's engines, fuels and running conditions


- Cleans carburetors
- Good corrosion protection
- Prevents carburetor icing
- Prevents residues generated by combustion process
- Tested for turbochargers and catalytic converters
- Reduces the risk of knocking combustion
- Highly economical
- Optimizes engine performance
- Normalizes gasoline consumption and exhaust
- Emissions values
- Has a lasting effect
- Increases operational reliability


Base: Additiv-Kombination in Trägerflüssigkeit / additive mixture in liquid carrier
Color / appearance: hellgelb, klar / light yellow, clear
Regulation on Flammable Liquids Class (Germany): A II
Flash point: >61 °C
Pour point: -45 °C
Form: flüssig / liquid
Odor: charakteristisch / characteristic
Viscosity at 40 °C: <7 mm²/s
Density at 15 °C: 0,765 g/cm³


Used as an additive for the fuel of all 2-stroke and 4- stroke gasoline engines, especially for motor vehicle engines. Also used for small engines for ships and industry. When decommissioning and preserving engines, add Carburetor and Valve Cleaner to the gasoline at the rate of 1 %. Follow the instructions for decommissioning and preserving engines.


One 300 ml can is sufficient for 70 litres of fuel. Mix the contents of the can with the fuel. Mixing takes place automatically.

Time between additions Add to fuel every 2,000 km for long-term effect. The fuel tank should be at least half to completely full. For constant use, add to fuel at the rate of 0.3-0.5 %



All orders are sent on to our order processing team within 24 hours of the order being placed. This team usually then take from between 1 - 3 working days to process and dispatch your shipment. continue reading


Once we have completed the processing stage of your order and dispatched your item(s), standard delivery on average takes from between 3 - 5 working days to arrive to you while express delivery takes from between 1 - 3 working days to arrive to you. continue reading

SHIPPING COSTS offer free standard delivery on all orders over £50. For orders under £50 we charge a flat rate standard delivery fee of £4.99 per order. For express delivery we charge a flat rate delivery fee of £9.99 per order. Shipping upgrades where available can be purchased in the ‘shipping’ section on cart page when completing your purchase.


All orders are shipped with a fully trackable delivery service. Tracking information will be sent to you by email once your order has been successfully dispatched.


We currently do not offer an international shipping service to addresses outside of the United Kingdom. This is something we are working on and hopefully will be able to offer in the not so distant future. Apologies for any inconvenience this may cause you.

View our full shipping policy here: Shipping policy


We offer a 28 day return policy from the point of sale. If 28 days have gone by since your purchase we unfortunately cannot accept your return.

To be eligible for a return items must be returned and received back at our warehouse within 28 days from the point of sale. All returning item(s) must be sent back in the same condition and packing they were received in; items must also be unused, unopened and adequately packaged. We retain the right to withhold a portion of the total refund amount and / or cancel a return if the above return requirements are not met.

View our full return policy here: Return policy


LM Performance is the authorised distributor of Liqui Moly products in the UK, supplying the motorsports, vehicles tuning, classic car, marine sports and high-performance vehicle sectors with the extensive range of oils, additives and workshop chemicals made in Germany.

The company is arranging exclusive opportunities for motorsport engine builders, vehicles preparers, competitors, organisers and championship providers to promote the use of Liqui Moly oils and additives in the most extreme and competitive conditions.

LM Performance is happy to provide full technical assistance in conjunction with Liqui Moly from their state-of-the-art laboratories in Germany.

We wish all of our family of customers great success in all forms of motorsport.

We hope you enjoy our products and service offering as much we enjoy using the products ourselves.

If you have any questions, comments or concerns please feel free to get in contact with our friendly customer service team who will be delighted to assist you.

Robb Gravett - CEO

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Carburetor and Valve Cleaner by LIQUI MOLY

Carburetor and Valve Cleaner by LIQUI MOLY