1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 275Get this manual
THROTTLE SHIFT LINKAGE (SIDE SHIFT MODELS)
2Position spring assembly over hub of throttle cam3Wind end of inner spring to position tab of cam between inner spring endsVerify spring windings are firmly held around diameter of cam hub and that no windings are positioned on top of hub
aInner spring endsOuter spring endsHubTabsInner spring endTabCam hub
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