Alpha Retainer Nut Tools
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This
tool is made by us which replaces MerCruiser # 91- 43506T. It is used to remove or install the 2 5/16 retainer nut located beneath the
water pump on all MerCruiser Alpha One “MR” and Generation II outdrives made
from 1983 – Date.
This
tool will also fit Mercury outboard motors 200 hp & up.
A
1 1/4 box wrench is used on this tool.
Note!
It does not come
with the nut shown in the photo.
: Order # 5500
This
tool is made by GLM. It is # 91- 43506T and is used to remove or install the 2 5/16 retainer nut located beneath the
water pump on all MerCruiser Alpha One “MR” and Generation II outdrives made
from 1983 – Date.
This
tool will also fit Mercury outboard motors 200 hp & up.
A
1/2 breaker bar is used on this tool.
: Order # 0240
This
2 5/16 diameter nut is MerCruiser # 824519-1 ( Old #11- 42633 ). It is used to hold down the
bearing race on the vertical drive shaft bearing located beneath the
water pump on all MerCruiser Alpha One “MR” and Generation II outdrives made
from 1984 – Date.
This
nut will also fit Mercury outboard motors 200 hp & up.
: Order # 4519
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MerCstuff,
llc 
