General description The 855713A4 CDI for Mercury Mariner Outboard Motor is a high-quality switch box designed for 2-stroke engines. It is compatible with a range of Mercury and Mariner outboard motors from 1997 to 2005, specifically for engines ranging from 6 to 25 HP. Technical specifications Type: Outboard Motor Parts Switch Box Colour: Black Material: Plastic Compatible Engines: 6hp, 8hp, 9.9hp, 10hp, 15hp, 20hp, 25hp Other information Package Contents: 1 * Outboard Motor Parts Switch Box Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3cm.