ONLY SOLD IN A SET OF 8 PLUGS
- AC Delco 41-101 Spark Plug
- Iridium offers excellent engine idle stability and smooth performance
- Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
- Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form
- One piece suppressor seal helps block radio frequencies that can affect vehicle electronics
- Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage
- Iridium Spark Plug
- Replaces Crusader RP030010
- Replaces Mercruiser 33-8M2018369
- Replaces PCM RP030010
- Replaces NGK ITR4A15
- Replaces Volvo Penta 21467472