NGK CPR7EA-9 Sparkplug

For imported cars and trucks
Also for marine, motorcycle, and small engine 14 mmdia., 3/4" Rch, 13/16" Hex
High-grade alumina silicate ceramic
Creates a stronger insulator to reduce dielectric punch-through (caused by spark exiting through side of ceramic)
Trivalent plating, no anti-seize required
Cold-rolled threads
Prevents cross-threading and damage to cylinder heads
98% pure copper core
Increased heat dissipation for reliable starts, prevents spark plug overheating