If you send a request for parts, please include the following details for your machine to help us find your required parts: Make / Model / Serial Number / Year of Manufacture. If you don't accept these cookies, you may still see ads from Lextek Motorcycle Products but they will be random rather than personalised for you. of an engine including physical dimensions; combustion chamber shape; cooling abilities; fuel and ignition systems. The information does not usually directly identify you, but it can give you a more personalized web experience.

The most common used are Royal Mail for smaller items and Parcel Force for Larger items in the UK and Fedex for Overseas.

If the tightening torque is too low, it is possible that the spark plug will lose compression and overheating. Any change in production is expensive for a manufacturer and therefore new spark plug types are only produced where necessary. A hot spark plug is designed to maintain a sufficiently high temperature at the insulator nose to burn off carbon and oil deposits. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

Copper's superior heat conductivity dissipates the heat of combustion away from the firing end, preventing hot spots that can lead to pre-ignition. OEM quality •Triple-gasket sealing process •Consistent performance •Plug of choice in millions of vehicles This plug is a Long reach resistor type spark plug, with 10mm x 1mm thread, fits with plug caps that use a threaded end on the spark plug. Each and every one of their products are designed to meet the most rigorous standards and are the professionals' choice because of their quality and technical excellence.Whilst these spark plugs do have increased service life they are often specified because of their superior ignition qualities. NGK always works very closely with the engine manufacturer to ensure a perfect match between plug and machine.