NGK
NGK WR5IX 7510 Spark Plug Iridium IX
£10
Lowest price we found
£24.76
The Champion RM77PP CCH217 RM77PP/014 is a double-platinum spark plug with platinum on both the centre and ground electrodes.
It is intended for distributorless and waste-spark ignition systems, where half the plugs fire with reverse polarity. It is a direct replacement where this Champion part number is specified as original equipment. The gap remains stable for the full manufacturer service interval.
At a glance
Price at the shop, last 23 days
The price has stayed at £24.76 since 13 October.