The Webra size 36 RC engine is a powerful 2-stroke engine designed for airplanes, specifically compatible with nitro and glow fuel. With a scale of 1:5, this engine is suitable for advanced hobbyists aged 17 years and up. The engine does not include a muffler, making it ideal for those who prefer a quieter operation or are looking to upgrade their existing engine without the muffler component. Perfect for those who enjoy modifying and customizing their RC vehicles, this Webra engine offers a high-performance option for airplane enthusiasts.