9872 Rotary Spark Plug – NGK BKR5E OE or Equivalent Design

Note: This is for only one plug!

OEM Quality Performance – Built to OE standards, this spark plug features a nickel alloy center electrode with a precision V-groove for consistent, reliable ignition.
Best for Nickel Alloy Applications – Recommended for engines originally equipped with nickel alloy plugs; not suitable for engines designed for platinum, iridium, or other precious metal plugs.
Advanced Ceramic Insulator – NGK’s high-grade alumina silicate ceramic offers superior dielectric strength and thermal conductivity.
Solid Copper Core – 98% pure copper core ensures outstanding heat dissipation, conductivity, and supports a broad heat range for optimal engine performance.
Cold-Rolled Threads – Designed to reduce the risk of cross-threading and protect cylinder heads during installation.
Anti-Seize Protection – Trivalent metal plating resists corrosion and seizing, making installation and removal easy and hassle-free.
Enhanced Ignition Design – V-groove electrode and concave ground electrode deliver better ignitability, faster starts, and a smoother idle.
OE Application Specific – Engineered for vehicles requiring NGK BKR5E plugs, ensuring a perfect fit and dependable performance.

Replaces: ROTARY: 12312, 11648, CHAMPION: RC12YC, KOHLER: 12 132 02, NGK: BKR5E, 7938, CS6 S100, BCPR5ES