Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 93Get this manual
Installing Carburetors to Engine 1Install throttle linkage and fuel hoses ca rbu retors
Throttle lever Lockwasher Flatwasher Screw Fratwasher
6COlter PinClevis Pin
8Throttle LinkRolter 10hrottle Lever
II-Screw