This heavy-duty starter is engineered for Airboat motors equipped with Continental Lycoming engines. Built to Denso OSGR (Offset Starter Gear Reduction) specifications, it delivers high torque (2.0kW) for reliable starting in demanding airboat applications. The drive end housing (Part #028401-4660) is designed for precise fitment. Technical Specifications: Product Type: Starter Application: Airboat / Specialized Marine OEM Manufacturer: DENSO Design: OSGR (Offset Starter Gear Reduction) Voltage: 12V Power Rating: 2.0kW Number of Teeth: 11 Rotation: Clockwise (CW) Drive End Housing: 028401-4660 Weight: 3.16kg (approx. 7 lb) Fitment Information: Primarily designed for Airboat Motors using Continental Lycoming engines requiring an 11-tooth, 2.0KW Denso-style starter. Cross-reference Compatibility: Also references parts compatible with Suzuki outboard motors (DF200-DF250 series 2004-2009), indicating shared specifications. Please verify physical dimensions and mounting points for your specific engine. Installation Tips: This is a direct replacement for the specified Denso OEM unit. Confirm the engine model, mounting bolt pattern, and pinion gear (11-tooth) match your original starter. Ensure the drive end housing number (028401-4660) corresponds for a guaranteed fit. Due to its use in airboats, ensure all connections are secure against vibration.