NGK is the brand leader in the UK spark plug market being used by teams in F1, WRC and MotoGP. The NGK Standard Spark Plug is constructed from durable material that is corrosion and abrasion-resistant. The spark plug insulators are made of 99 percent pure alumina silicate, allowing for longer insulator noses for reduced fouling.

Suitable for:

Honda/Montesa models from 2005 onwards:

• 4RT 250/300
• Repsol 250/300
• RR 300
• 4 Ride 250