Upper Double Drive Gear Bearings
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Here For Prices
1965 - 1997 Double
Bearing Assembly
These double
bearings are MerCruiser p/n
31- 35988A2. They are used on all #1 MerCruiser drives made from 1965 to 1997 ( except 1.32
ratios) including
Pre-Alpha, Alpha One and Generation II drives serial #OK999999 and below.
These are used on
either gears which have a slip fit or gears which have a press fit. They come
from the factory with the 1/4" center spacer preset to give you 6 to 10 inch pounds of
preload.
Shipping
Wt. 4 1/2 Lbs.
Click
here for setting these bearings.
: Order #
1520
Gen
II Only
These double
bearings are MerCruiser 31- 30894A1 Bearings. They are used on all Generation II
drives made from 1998 to Date serial #OL100040 and Up.
These bearings
and races are used on drive gears which have these bearings pressed onto the
gear. You can use your old large center spacer with these bearings only. You set the preload
on these bearings by how tight
you tighten the gear end locknut down drawing these 2 bearings together on the
oversized gear shaft diameter.
You cannot put
these bearings together and torque the nut down to 80 foot pounds.
Shipping
Wt. 4 Lbs.
Click
here for setting these bearings.
: Order #
1998
Gen II Only
These double
bearings are MerCruiser
31- 30894A5 Bearings. They are used on all Generation II
drives made from 1998 to Date serial #OL100040 and Up.
These bearings
and races are used on drive gears which have these bearings pressed onto the
gear. This set comes with the center support spacer. You set the preload
on these bearings by how tight
you tighten the gear end locknut down drawing these 2 bearings together on the
oversized gear shaft diameter.
You cannot put
these bearings together and torque the nut down to 80 foot pounds.
Shipping
Wt. 4 1/2 Lbs.
Click
here for setting these bearings.
: Order #
1522
Click
Here For Prices
