Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 468Get this manual
ATTACHMENTSCONTROL LINKAGE
Install upper bolts so that hex head end of bolts is on the inside of boat transom
Parallel Routed Steering Cables and Attaching Kit Installation
(Both Steering Cables Routed Together Down Starboard Side of Boat)
SUPER RIDE-GUIDE STEERING KIT INSTALLATION
IMPORTANT: Steering cable must be installed into tilt tube of port outboard before outboard is mounted on boat transomBoth gear racks or rotary steering heads must be installed so that both steering cables will be routed together on the same side of the boat and will push-and-pull together1Install Super Ride-Guide Steering Kit in accordance with instructions included with Super Ride-Guide Kit2Make sure that both gear racks or rotary steering heads are installed so that both steering cables are routed together and will push-and-pull together