Boyesen, established in 1972 and located in Lenhartsville, Pa., is one of the leading engineering companies. It offers various products, such as power reeds, pro series reeds, superstock reeds, rad valve, super bowl, ignition cover, waterpump cover and powervalve cover. It also offers various products, including twin air filters, factory ignition and clutch covers, and the Boyesen link suspension system. It also offers services for motorcycle, snowmobile, watercraft and outboard marine engines. Additionally, Boyesen provides computerized testing and manufacturing processes. It offers reed induction systems for two-stroke engines, including the dual-stage reed and rad valve. Boyesen has an online store that offers various products, including snowmobile and accessories.