The OS Engines RP8 Turbo Glow Plug is a cold heat-range plug engineered for high-performance on-road racing. Designed for T-Series turbo heads, it delivers stable combustion under extreme RPM, making it ideal for powerful engines running high nitro or aggressive timing. The RP8 helps maintain consistent throttle response, crisp acceleration, and reliable top-end performance even in demanding track conditions. A trusted choice for serious racers chasing maximum speed and durability, this plug excels when precision tuning matters most.

Features

• Cold heat range for high-RPM, high-nitro applications
• Designed for T-Series turbo head engines
• Provides stable ignition under extreme racing conditions
• Enhances throttle response and top-end power
• Ideal for competitive on-road RC racing
• Durable for long-lasting performance

The RP8 is favoured by competitive on-road racers for its ability to handle heat, stress, and high engine loads while maintaining consistent ignition. Its reliability and tuning flexibility make it a go-to plug for extracting peak performance from racing engines.