Search Button


Account Button


Basket Button

Basket Basket

Search Suggestions



View All Results

NGK BR7EF (3346) - Standard Spark Plug / Sparkplug - 5kOhm Resistor

NGK BR7EF (3346) - Standard Spark Plug / Sparkplug - 5kOhm Resistor


NGK Spark Plug BR7EF (NGK 3346 - Single



Checking Stock



Add To Basket

NGK BR7EF (3346) - Standard Spark Plug / Sparkplug - 5kOhm Resistor

NGK: the world's leading pioneers of OEM quality spark plug technology for decades.

NGK is the brand leader in the UK spark plug market and are the world's biggest supplier to many major car manufacturers. 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. Their plugs can be found in use by teams in F1, WRC and MotoGP. Put simply, NGK genuine spark plugs are the workhorse at the heart of smooth-running engines around the world.

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. This spark plug features a triple gasket sealing process that eliminates fuel leakage. It also includes a solid copper core that provides superior heat dissipation and conductivity. This spark plug has resistor that is produced with a glass and carbon mixture, which is fired to ensure superior performance and durability. It has corrugated ribs that prevent flashover and cold rolled threads to inhibit damage to the cylinder head.

To find the correct spark plugs for your vehicle please use our online lookup or contact us for more help.

General Details:

Spanner Size16 mm
Thread SizeM14 x 1,25
Thread Length [mm]17,5
Spark PlugNickel Middle Electrode
Spark Plug1 - Earthed Electrode
Spark PlugInterference Suppression 5 kOhm
Spark Plugwith taper gasket seat
Spark Position [mm]1,0
Spark PlugFixed SAE connector

Additonal Images:

Click for larger picture


  • OEM quality
  • Triple gasket sealing process
  • Consistent performance
  • The plug of choice in millions of vehicles

Fitment / Compatibility:

  • Daimler XJ Petrol Saloon Double Six 6.0 5993cc 229KW 311HP 8E
  • Daimler XJ Petrol Saloon 12 6.0 5993cc 229KW 311HP 8E10
  • Daimler XJ Petrol Saloon 12 H.E. 5343cc 217KW 295HP 7P;8S (86-88)
  • Daimler XJ Petrol Coupe 5.3 5343cc 211KW 287HP V 12 (90-93, 211KW)
  • Daimler XJ Petrol Coupe 5.3 5343cc 207KW 282HP 8S (92-93)
  • Daimler XJ Petrol Coupe 6.0 5993cc 222KW 302HP 8D
  • XJSC Petrol Convertible 5.3 5343cc 211KW 287HP 8E;V 12 (90-93, 211KW)
  • XJSC Petrol Convertible 6.0 5993cc 222KW 302HP 8D
  • 505 Petrol Saloon 2.8 GTI V6 2849cc 105KW 143HP 154X (ZN3J)

Cross Reference:

  • EBC 004021
  • EBC 4021

Spark Plug Health Check

Use Spark Plugs To Check Your Engine Health
Read More

Heat Ranges Explained

Learn what a spark plugs heat range means, and how it can effect your engine
Read More

Heat Cross Reference

Use our spark plug heat range cross reference table
Cross Reference Heat Range

Technical PDF Downloads:

Download the Technical PDF

If you've got a question about this product ask it here!

Your question and our response may by made public to help others.

Share this product: