O.S. Engines P4 Turbo Glow Plug (Pack of 6)

The O.S. Engines P4 Turbo Glow Plug is a genuine turbo-style glow plug for high-performance RC nitro engines. Sold in a convenient pack of 6, it is a great choice for racers and hobbyists who want replacement plugs ready for break-in, tuning, race days, and regular maintenance.

The P4 is commonly used when a hotter plug is preferred for dependable ignition and strong low-speed response. Fresh glow plugs help support easier starting, smoother idle quality, crisp throttle response, and more repeatable tuning.

Choice of individual plug or pack of 6.

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