NGK
NGK WR5IX 7510 Spark Plug Iridium IX
£10
£65.12
The Champion RHW77N / CCH577 is an industrial spark plug made with precious metals. It has F.I.S.S resistor technology and a Hot Lock design.
It is compatible with alternative fuels (gases) and designed for high-compression and aggressive environments. The plug is made to withstand high-temperature and high-load service environments. It replaces 577. If unsure whether it is correct for a vehicle, check the cross-reference table.
At a glance
Price at the shop, last 78 days
The price has stayed at £65.12 since 19 August.