The Veco 19 R/C Model Airplane Engine by 3RACING is a high-quality engine designed specifically for airplanes. It is compatible with Cox brand vehicles and runs on nitro & glow fuel, providing powerful and reliable performance. Perfect for hobbyists and enthusiasts looking to upgrade or replace their current engine, this Veco 19 engine is sure to enhance the overall flying experience. Does seem to have compression came from estate sale.