NGK
NGK WR5IX 7510 Spark Plug Iridium IX
£10
£83.83
The Champion RW77PP is a Platinum Power spark plug with a platinum-tipped centre electrode. The model is discontinued and no longer manufactured.
Its platinum electrode is described as maintaining a stable gap and consistent ignition over a long service life. It was specified as original equipment on many vehicles and is a long-life upgrade over an equivalent copper plug of the same heat range.
At a glance
Price at the shop, last 23 days
The price has stayed at £83.83 since 13 October.