MerCruiser Vertical Shaft Preload Tool
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This is
MerCruiser p/n 91-14311A2 preload tool.
It is used on
Alpha One and Generation II drives made after 1984. This tool clamps to the
vertical drive shaft and applies upward pressure to seat the bearing assembly
below the water pump. Once the bearing is seated, you can now check the backlash
on forward and reverse gear as well as the height
of the pinion gear in the lower housing.
This item comes
from MerCruiser.
Shipping Wt. 4 Lbs.
:
Order # 4311
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Here For Prices
MerCstuff,
llc 
