Anodizing Transom assembly
#1
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Joined: Feb 2003
Posts: 6,192
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From: Lafayette,La
Have my #5 assembly disassembled .
I have supply in shop to do alodine and paint .
I am going to have parts stripped with Walnut most likely although I do have a lead on dustless blasting.
Would anodize interfere with bearings and seal tolerance ? and has anyone ever had this done .
Was thinking of having tab assemblies done as well.

I have supply in shop to do alodine and paint .
I am going to have parts stripped with Walnut most likely although I do have a lead on dustless blasting.
Would anodize interfere with bearings and seal tolerance ? and has anyone ever had this done .
Was thinking of having tab assemblies done as well.

Last edited by open87; 07-01-2021 at 09:26 PM.
#3
Hopefully shop doing it knows that...
Any threaded holes, reamed holes, or bearing surfaces need to be coated with a stop off agent.
It does add a small amount of material.
Hard coat does add an incredible corrosion barrier, but I have never heard of any transom assemblies, drives, or tabs being coated before.
Not sure if there is a reason for that...
The coating is hard too.
Variety of colors available from some sources.
Any threaded holes, reamed holes, or bearing surfaces need to be coated with a stop off agent.
It does add a small amount of material.
Hard coat does add an incredible corrosion barrier, but I have never heard of any transom assemblies, drives, or tabs being coated before.
Not sure if there is a reason for that...
The coating is hard too.
Variety of colors available from some sources.
#5
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Joined: Jan 2004
Posts: 5,325
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From: Northern NY
Merc has their Sea Core option on Bravos which I was told, when I bought my new drives, was a hard anodizing process before the final fimish that gave the extended warranty even in salt. Can not speak to their process but the extra warranty was a bonus.
#7
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Joined: Feb 2003
Posts: 6,192
Likes: 318
From: Lafayette,La
Alright.
Hopefully shop doing it knows that...
Any threaded holes, reamed holes, or bearing surfaces need to be coated with a stop off agent.
It does add a small amount of material.
Hard coat does add an incredible corrosion barrier, but I have never heard of any transom assemblies, drives, or tabs being coated before.
Not sure if there is a reason for that...
The coating is hard too.
Variety of colors available from some sources.
Any threaded holes, reamed holes, or bearing surfaces need to be coated with a stop off agent.
It does add a small amount of material.
Hard coat does add an incredible corrosion barrier, but I have never heard of any transom assemblies, drives, or tabs being coated before.
Not sure if there is a reason for that...
The coating is hard too.
Variety of colors available from some sources.
Was really for corrosion factor, since it is all disassembled and in good shape.. The tabs are powder coat and finish is dull . Figure I can get everything cleaned at once and what would be the best route to go. Looking for input cause sometimes I tend to over think some process.
The 3 Teauge pump tanks are 2 piece and the anodize didn't hinder the bolts going in , but that was just gold anodize and not HC. When I painted them I had assembled and just taped the allen bolts.
The flame arrestor,battery trays I just stripped and painted ,manifolds are new /painted as well as sea strainer.
Last edited by open87; 07-02-2021 at 09:19 PM.
#9
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That paint does really look good! What I was saying was not to leave them polished, but they would need polished to get good results when anodizing. If you just blast the parts and anodize, it will not look great, like you think of when you think anodized. If you go with black or HC then polishing after blasting doesn't matter as much, although it will produce better results. The part will look the same as it went into anodizing when it comes out, only the color changes. To get shiny anodizing, you gotta start with shiny parts.
#10
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Joined: Feb 2003
Posts: 6,192
Likes: 318
From: Lafayette,La
Not a beast.. just a old 31 IMP CC I am retro modding... When I get to the "build" part I probably will. lot's of jewelry though....Lol...








As you can see in the last picture the candy really pops with light. All these parts are boxed and ready to go.

