NGK Spark Plug Stock # 5463

The NGK Spark Plug Stock # 5463 is a premium ignition component engineered for reliable engine starting and consistent combustion across a broad range of automotive applications. This NGK Laser Platinum spark plug delivers the dependable performance expected from one of the world's leading spark plug manufacturers. Designed for both everyday drivers and enthusiasts who demand precision-engineered ignition components, the FR5AP-11 represents NGK's commitment to longevity and thermal efficiency in a compact, gasket-seated design.

This spark plug features a 14 mm thread size and a 0.749 inch reach, making it compatible with a wide variety of engine configurations that demand precise electrode positioning for optimal spark delivery. The resistor technology suppresses electromagnetic interference, ensuring clean ignition signals and stable engine operation even in environments with high electrical noise. The gasket seat design provides a reliable seal within the cylinder head, preventing combustion gases from escaping and maintaining proper compression within the combustion chamber. NGK's Laser Platinum construction offers superior durability compared to conventional copper-core designs, supporting extended service intervals and reduced maintenance frequency.

Vehicle owners and mechanics regularly purchase this spark plug for scheduled maintenance, engine rebuilds, and performance tuning applications where ignition reliability is non-negotiable. The compact dimensions—0.95 by 0.9 by 3.35 inches—ensure straightforward installation in tight engine bays without requiring modification to existing spark plug wires or coil packs. Whether you're performing routine tune-ups on a sedan, maintaining a truck fleet, or rebuilding a classic engine, verifying your engine's OEM specifications against the 14 mm thread and 0.749 inch reach will confirm compatibility before installation.