Suzuki 2003-2007 DF60 DF70 Outboard Motors Service Manual, Page 258Get this manual
LOWER UNIT
PROPELLER SHAFT 1Slide the clutch dog shifter onto the propeller shaft 1NOTE: For correct installation, the side of the clutch dog shifter which should face toward the reverse gear is marked with the letter "R"2Insert the spring 2, the push pin and the push rod into the propeller shaft3Align the holes in the clutch dog shifter and the push pin 3, then slide the dog pin through them4Install the dog spring 7, ensuring that it fits snugly into the groove on the clutch dog shifter