X1/9 Spark Plug - NGK V-Groove - Set of 4

£12.48 (£10.40 ex VAT)

NGK NGK recommended spark plug for both 1300 and 1500 models - use with 0.7mm gap for standard ignition systems. Sold as a set of 4.

These plugs have a 90 groove cut in the centre electrode that forces the spark to occur at the periphery of the electrode resulting in
  • Less material to obstruct burn- faster flame kernel growth;
  • Less heat energy absorbed by electrode mass reduced quenching effect;
  • Enhances the potential gradient - less voltage required to create spark;
  • No loss of service life;

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  • Code: SV030a
  • In Stock

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