The Ratioparts 802574 ignition coil is a high-quality replacement component designed for Briggs & Stratton 5-6.5 HP horizontal engines. This essential part ensures reliable engine starting and consistent spark delivery. It serves as a direct replacement for multiple Briggs & Stratton OEM part numbers, including 398811, 395489, 398265, and 398593, as well as their 'S' variants. With dimensions of 100 mm in length, 50 mm in width, and 50 mm in height, and a weight of 0.2 kg, this coil offers precise fitment and optimal performance for compatible small engines.