More performance drives are available than ever before with the MerCruiser 496 MAG and 496 MAG HO big block engines. Bravo X drives are optional on the 496 MAG. All XR drives are now available as well, including the Sport Master XR and new Bravo Three XR. The Mercury Racing transom is now standard equipment with XR drives, and the Integrated Transom System with its built-in external steering and 7” standoff is now optional with any XR drive as well.