Driveshaft, Pinion Gear, And Forward Gear - Mercury FourStroke 2.5 Service Manual

Gear Housing
• Propeller shaft has a noticeable wobble or is bent more than 0.152 mm (0.006 in.). Check the propeller shaft trueness
with a dial indicator and V‑blocks.
c
Dial Indicator

Driveshaft, Pinion Gear, and Forward Gear

1. Remove the driveshaft and spacer from the gear housing.
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2. Remove the water pump base gasket and the shift shaft from the gear housing.
Page 6A-18
a
b
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a a - Driveshaft
a
b - Spacer
b
b
a -
b b -
a
25564
a - V‑blocks
b - Bearing surfaces
c - Check with dial indicator here
91‑58222A1
Gasket
Shift shaft
90-8M0065421 NOVEMBER 2012