Twin Power Cylinders

Twin Power cylinders are perfect for stock replacement needs. They meet or exceed OEM specifications to ensure reliability and performance for your Harley. The cylinders are made from the ideal material for your bike aluminum for Sportsters, aluminum with a steel liner for Evolutions, and cast iron for Shovelheads and Panheads. Whether your bike needs a refresh or complete rebuild, these cylinders provide a high-quality stock-style replacement.