The Motormate is an outboard motor locking system designed to prevent unnecessary damage to your motor as you haul to and from the water. Trusted by several pros such as: Skylar Hamilton, Alton Jones Sr., Terry Scroggins and Takahiro Omori. The motor yoke spacing is the Center to Center distance between the motor contact points securing the MotorMate to the motor drive shaft housing. The transom mount spacing is measured between the inside edges of the stern brackets. Please confirm before ordering. Get your Motormate and tow with confidence.