nVision represents the fusion of revolutionary engine technology and was developed by champion racer Adrien Bertin. nVision has become the buzz at RC tracks around the world. This new engine technology has been embraced by champions around the world as the power plant of choice for their vehicles and it is now available to you! CRF technology includes a new crank shaft with some of the most advanced technology available in todays RC engine market. Each engine was designed with the highest level of performance for nitro buggies in mind. Get yours today from AMainHobbies.com.