page_title: Formula 4S Powerboat World Championship
hierarchical_section_title: Formula 4S Powerboat World Championship
caption_attribution_description: English: Traben-Trarbach ADAC Masters F-4s start
context_page_description: The Formula-4s Powerboat World Championship is an international inshore powerboat racing competition for powerboats organised by the Union Internationale Motonautique, hence it often being referred to as F4s. “S” letter refers to abbreviation from four-stroke, which means that four-stroke boat engines are being used in this class.
context_section_description: The Formula-4s Powerboat World Championship is an international inshore powerboat racing competition for powerboats organised by the Union Internationale Motonautique (UIM), hence it often being referred to as F4s. “S” letter refers to abbreviation from four-stroke, which means that four-stroke boat engines are being used in this class.
caption: Traben-Trarbach F-4s start
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