1985 Mercury Outboard V-300 V-3.4L Shop Service Manual, Page 47Get this manual
TIMINGSYNCHRONIZING ADJUSTING Fi ri ng Order Fi ri ng Seq uence Spark Plug Spa rk Plug Gap Tim ing Maximum Throttle Pri mary Pickup Th rottle Secondary Pickup Full Throttle RPM
Id le RPM (in
60 Consecutive NGK-8UHW, or AC-V40 FFMor Champion L76V Not Adjustable 20 8TDC (22 at Cranking) AT OC [Engines Equ ip ped Wit WO-5 (Stamped on Carb o
Mounting Flange) Carbu retors]
13 ATDC (Engines NOT Equ ipped With WO-S Carburetors) Not Adjustable
5300-5800 550-600 (13 ATDC)
Forward Gearl
TIMING POINTER ADJUSTMENT