NGK 2558E Racing Spark Plug - (8/9/10)

Original NGK Racing Competition Spark plug

From professional racers with extremely modified engines to the weekend warrior, all levels of performance enthusiasts can rely on the advanced technology that’s built into all NGK racing spark plugs. They can be found in virtually every pit lane around the globe, and with a proven track record, they’re a winning solution with unbeatable reliability and performance.

To withstand the harshest of conditions that occur in the most powerful, high compression racing engines, NGK racing spark plugs usually differ from normal spark plugs in both appearance and performance. They usually feature precious metal electrodes such as platinum or gold/palladium for greater durability and the lower voltage requirements means easier starting.

𝐍𝐆𝐊 𝐑𝐚𝐜𝐢𝐧𝐠 𝐒𝐞𝐫𝐢𝐞𝐬 𝐏𝐥𝐮𝐠𝐬 𝐚𝐫𝐞 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐞𝐝 𝐭𝐨 𝐖𝐢𝐭𝐡𝐬𝐭𝐚𝐧𝐝 𝐭𝐡𝐞 𝐇𝐚𝐫𝐬𝐡𝐞𝐬𝐭 𝐄𝐧𝐠𝐢𝐧𝐞 𝐂𝐨𝐧𝐝𝐢𝐭𝐢𝐨𝐧𝐬

- Special insulator nose configurations improve throttle response
- Corrugated ribs prevent flashover
- Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
- Copper core aids in heat removal
- Triple seals prevent leakage