1999 "EE" 90, 115 FFI, 150, 175 V4, V6 FFI Outboards Service Repair Manual, P/N 787024, Page 137Get this manual
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Electric Starter Servicing Removal
4 Remove the starter assembly from engineDisassembly
1 Remove snap ring retaining pinion to shaftRemove pinion2 Mark the end cap and brush holder