The Honda K20 engine belongs to Honda's K-series family of inline-four gasoline engines. Different versions were designed for different vehicles and driving requirements, so specifications can vary considerably between models. Depending on the variant, features may include Honda's i-VTEC technology, an aluminum engine block, and a double overhead camshaft design. One of the most recognized characteristics of the Honda K20 engine is its ability to deliver responsive performance while maintaining the practicality expected from a compact four-cylinder powerplant. Some performance versions are particularly well known for their high-revving nature and strong power output.