ECR Engines is a high-performance engine production, research and development company located on the Richard Childress Racing campus in Welcome, North Carolina. 

ECR provides engines for NASCAR teams like Richard Childress Racing, Germain Racing, JTG Racing and others in the Sprint Cup, XFINITY, and Camping World Truck Series.

ECR also designs, develops, and builds engines for other forms of motorsports on various levels, including ARCA Remax Racing Series presented by Menards, SCCA, dirt and asphalt short track, sprint car racing, and the 6.2L LT-R engine powering the Cadillac DPi-V.R. campaigned in the 2017 IMSA WeatherTech SportsCar Championship.

ECR Engines has earned more than 250 victories, including two Daytona 500s, three Brickyard 400 championships, and championships in the NASCAR Nationwide, Camping World Truck Series, and ARCA Racing Series presented by Menards.