Opel 1.6L & 2.0L Turbo Spark plugs RACE NGK

4 special NGK spark plugs for all 1.6L and 2.0L turbo engines such as the Corsa and Astra. Iridium spark plugs especially for turbo engines with increased boost pressure up to approx. 400 hp. Features: Iridium Electrode gap: 0.7 mm with copper core for better heat dissipation high ignition reliability due to thin platinum electrodes high temperature and erosion resistance long service life (up to 50tkm) Tightening torque 30 Nm. It is essential to ensure that NGK plugs are installed in Opel turbo engines and not those from other manufacturers! Otherwise there is a risk of engine damage! Example picture!