ARCO Marine Original Equipment Quality Replacement Tilt Trim Motor f/Mercruiser I/O Mercury O/B w/Oildyne Pump [6218]Original Equipment Quality Replacement Tilt Trim Motor for Mercruiser I O & Mercury O B with Oildyne Pump Replacement tilt trim motor that will fit Mercruiser I O and Mercury Outboards with Oildyne pump. 12 Volt, Ring Terminal Ends ARCO advises cleaning all connections: A corroded connection creates resistance, lowering the amperage required to operate the motor. Features: Tilt trim motors are dynamically tested to ensure out of the box performance