Honda BF15D3LHS Outboard - 20" Shaft Electric Start 12A Charging Tiller Silver. Overview. The BF15D3LHS is a long-shaft 15 HP outboard designed for boaters who want dependable performance on a taller transom without adding every possible feature. With a 20" shaft, it's built for long-transom fishing boats, skiffs, and utility rigs where correct prop depth and consistent water pickup matter-especially when the boat is loaded or the water gets choppy.. This model includes electric start and a 12A