Suzuki - 4-Stroke Service Manual - DF150 / D1F75 (2006 to 2018) - 99500-96J03-01E. Use this original Suzuki service manual to service applicable 4-stroke Suzuki outboard engine models. A comprehensive companion for any engine rebuild or maintenance task, this service manual includes engine specifications and step-by-step service procedures. Applies to the following Suzuki 4-stroke outboard models: DF 150 2006 to 2018 DF 175 2006 to 2018