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-   -   How do you change a Bravo Lower Unit ? (https://www.offshoreonly.com/forums/general-q/24894-how-do-you-change-bravo-lower-unit.html)

ToddW 05-21-2002 06:54 PM

How do you change a Bravo Lower Unit ?
 
After draining the oil. What is involved with removing the lower unit?

MIKEHTMSR24 05-21-2002 07:00 PM

take the nuts off and you are done
 
Don't forget the one under the anode torque tab. Silver round part about 2" in diameter. Seven total. Last thing don't forget the speedo tube if it is in the foot. Topside of foot in the front.

ToddW 05-21-2002 07:03 PM

Thanks Mike,
Are there any shims or seals to worry about?

MIKEHTMSR24 05-21-2002 07:05 PM

no shims
 
Their are some o rings though.

ToddW 05-21-2002 07:10 PM

Thanks mike,

Looks like i'll be changing the lower. Lost almost a 1000 rpms at WOT. I think it might be from the nose cone.

blue thunder 05-21-2002 08:15 PM

It is really easy Todd... but like mike said... son't forget the bolt under the anode. Been there done that. There are only two o-rings to mess with on the lower 1/2. The drive shaft one is the priority to get right!

Why are you changing the lower?

BT :cool:

ToddW 05-22-2002 11:07 AM

I was going to change to lower because I thought the nose cone was causing too much drag.

I now have determined I was sold a 1.36 drive instead of a 1.50. That explains my RPM loss.

Now I have too change the whole drive :(

MIKEHTMSR24 05-22-2002 06:23 PM

Sell your prop and buy a smaller pitch prop
 
to match you 1.36 drive.

Treadwellmotorsports 05-23-2002 11:33 AM

if your not doing 100 mph get rid of the nose cone also.

Treadwell

audacity 05-23-2002 11:56 AM

stick with 1.5's and loose the cone...tread is correct!


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