NGK
NGK WR5IX 7510 Spark Plug Iridium IX
£10
£2.66
The Champion DJ6J Copper Plus is a spark plug, also identified as CCH851, with a copper-core centre electrode.
Its shell has a patented Ultraseal coating for corrosion resistance, and it has a patented SAC-9 semiconductor resistor. It replaces CS41T.
At a glance
Price at the shop, last 78 days
The price has stayed at £2.66 since 19 August.