The 66/80cc BBR Tuning Angle Fire Bicycle Engine Kit is a high-performance 2-stroke engine designed for RC model vehicles and bicycles. With the signature silver color and the brand's reputation for quality and tuning expertise, this engine kit offers riders a reliable and powerful option for enhancing their biking experience. Designed for optimal performance, this engine kit is sure to impress enthusiasts looking to upgrade their ride with a trusted brand like BBR Tuning. Looks like everything is there but the u-bolt. Unknown condition.