The Cox .049 COX Engine is a high-quality engine designed for RC model vehicles, specifically for use with nitro and glow fuel. It features a throttle sleeve muffler for reduced noise and a good compression rate, making it ideal for 1:5, 1:6, and 1:8 scale models. Made in the United States by the reputable brand COX, this engine is known for its durability and reliable performance. Perfect for hobbyists looking for a smooth and powerful engine for their RC vehicles.