Bosch Spark Plug FR7NPP332 - Image 1

Bosch Spark Plug FR7NPP332

£6.99
4.7 (125 reviews)

Highlights

  • Laser welded Platinum inlay ground electrode provides 3X longer service life compared to standard copper plugs
  • Fine wire Platinum firing pin for better ignitability and performance
  • Unique 360 continuous laser weld fuses corrosion resistant Platinum firing pin to base
  • Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize for installation
  • Bosch Double Platinum spark plugs are pre-gapped at the factory and do not require a gap adjustment prior to installation

Essentially, spark plugs are the pulse of your engine. It forces electricity to arc across a gap and the electricity must be at a very high voltage. As the piston travels up the first time, compressing the air-fuel mixture inside the combustion chamber, the distributor sends an energy surge along the spark plug wire.

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