Products Automotive Engine Specialties From Street Engines to Pro Stock, engine builder Tony Schroeder builds high performance engines with record setting horsepower! Automotive Engine Specialties (AES) is proud to offers a wide range of high performance engines from Crate to Custom Class Motors and a broad selection of quality components. Please explore the site to find information about our company and products.     Our engine packages are designed to your specifications and budget. Whether it be for class racing or all out performance, AES provides the perfect combination of innovation and craftsmanship for maximum horsepower.     Quality parts trusted by the professionals at AES. We use our experience at the track and building engines to select the right components for every customer.      Our apparel is setting the standard for cool and comfort with a style that is appropriate on the track or about town.     Click here for our incredibly reduced prices on new and used engines and components.