1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 269Get this manual
THROTTLESHIFT LINKAGE (TILLER HANDLE SHIFT MODELS)
THROTTLE CAMCONTROL LEVER CROSS SECTIONAL VIEW
aThrottle camControl leverBushingWave washer
eSpringsFlat washerBolt [Torque to 7.9 Nm (70 lbin]
Neutral Interlock Control Lever
ReassemblyInstallation
1Lubricate bushing with 2-4-C with Teflon and install bushing and spring2Secure interlock lever components with bolt onto mounting boss of crankcase cover