NGK Spark Plug Stock # 1233

The NGK Spark Plug Stock # 1233 (MPN: BPR5EY) is a premium resistor-type spark plug engineered for reliable ignition across a wide range of automotive applications. With a 14mm thread size and 0.749-inch reach, this NGK V-Power spark plug delivers consistent electrode performance and spark timing in both standard and high-demand driving conditions. NGK's reputation for manufacturing OEM-quality ignition components makes this plug a trusted choice for engine maintenance and performance optimization.

The gasket seat design ensures a secure, leak-free fit in the cylinder head, while the resistor construction suppresses electromagnetic interference—a critical feature for modern engine management systems and on-board diagnostics. The 0.749-inch reach is engineered to position the electrode at precisely the correct depth within the combustion chamber, maximizing flame kernel development and combustion efficiency. This specification matters because improper reach can compromise ignition performance, reduce fuel economy, and trigger check-engine codes.

This spark plug is ideal for vehicle owners and technicians performing routine maintenance, engine rebuilds, or diagnostic work. The BPR5EY designation indicates compatibility with a broad spectrum of engine platforms, making it a practical inventory item for general automotive repair and restoration. Whether replacing worn plugs during scheduled service or diagnosing misfire conditions, the NGK V-Power plug provides the electrode stability and ignitability required for dependable cold starts and steady-state operation across varying driving cycles.

NGK spark plugs are recognized across the automotive industry for meeting stringent OEM specifications and delivering extended service intervals. The V-Power line balances cost-effectiveness with proven durability, making it a standard choice for both fleet maintenance and personal vehicle care. Individual spark plugs are sold by the unit, allowing technicians to replace one or maintain a supply for multiple vehicles.