1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 290Get this manual

TILLER HANDLE
Throttle Cable (Side Shift Models)
Installation
1Rotate tiller handle twist grip to FAST position2Place gear shift lever into FORWARD gear3Secure extended cable into groove in top side of throttle cam pulleyPlace cable jacket into upper notch of cable anchor bracket

- Extended cablePulleyCable jacketNotch

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives