Uflex USA Power A Mark II Single Engine Control Head w/Trim. Using reliable and precise digital data transmission this single or dual function control system is specifically designed to work on mechanically controlled as well as electronic and electro-hydraulic gas and diesel inboards sterndrives and outboards. The Power A Mark II comes with many Specifications for Uflex USA Power A Mark II Single Engine Control Head: Manufacturer: Uflex USA Color: Black Package Contents: Uflex USA Power A Mark II Single Engine Control Head Uflex USA 42010R: Power A Mark II Single Engine Control Head w/Trim