Stingray Stinger Hydrofoil The Stingray Stinger Hydrofoil offers maximum performance with its latest design and styling. It is designed to provide significant lift to smaller boats and engine setups while providing larger boats and engine setups with improved holeshots and maximum top-end speed. By reducing chinewalking, porpoising, cavitation, and ventilation and by increasing visibility at lower speeds, this hydrofoil saves fuel and promotes safety. Features Improves Holeshots Reduces Chinewal