Sierra
Mercury/Mercruiser Trim Tab Anode, Zinc - Sierra
Price: $9.25
Save: $4.24
(31% Off $13.49)
Part # 18-6011
2nd Day Air for $2.99 More Eligible
SHIPS TOMORROW!* if ordered in 16 hrs 20 mins.
This item is found in the following Product Families
Replaces OEM part #
  • HONDA 41107-ZW1-003ZA
  • MERCURY MARINE 31640Q 4
  • MERCURY MARINE 31640A1

Zinc
For: Mercury inline 3, 4 & 6 Cyl, & V6 Outboards; Mercruiser R/MR/Alpha One (Sterndrive & Transom Assembly 1983-90) & prior drives

Dimensions:

  • Length: 7"
  • Diameter: 6-1/2"
  • Width: 6"
  • Height: 3-1/2"
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Based On 10 Reviews | Write Review
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Great
by Brandon from Milton, Florida on July 30, 2016
It fit perfectly
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Very pleased
by Thomas from Lebanon, Tennessee on April 21, 2016
Very happy, great price, great product
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Works as expected
by Mark from Belleville, Michigan on August 13, 2015
Does what it is supposed to do.
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Fits Great
by Ken from Towanda, Kansas on November 17, 2014
Great Product, perfect fit, fast shipping
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Mercury Trim Tab
by David from Saint Francis, Minnesota on August 22, 2013
Looks like the original, great price, very fast shipping
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does not leave much room
by Donald from Cincinnati, Ohio on May 30, 2013
I put this on with what I believed to be the stock prop and it a 14 5/8 x 17p Solas on Alpha 1. It left about a 16'th inch clearance. So I replaced it with high performance anode and it took a shorter bolt.
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Trim Tab
by Rob from West Warwick, Rhode Island on October 25, 2012
Great Product Fits Well
(1 of 1 people found this review helpful)
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works as advertised
by Wladimir from Mocanaqua, Pennsylvania on July 07, 2012
very satisfied
(2 of 3 people found this review helpful)
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trim tab
by Steve from caldwell, Idaho on May 26, 2012
everything i have bought from you has been great thank you:)
(1 of 1 people found this review helpful)
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Great Company - Great Product
by Hayden from Grenada, Mississippi on March 23, 2012
Very please with this product...all parts were included....easy installation...purchased this product based on other reviews...Hats off to iboats.com...fast shipping...GREAT prices...will do business with them again.
(8 of 10 people found this review helpful)
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Q:
Will this fit on a 84 black max 150 hp?
A:
Yes it will, just keep in mind this is zinc.


Q:
Will this trim tab work on a 1981 898?
A:
Yes it will work. You will just need to confirm if the material is what you need. Zinc is for salt water.


Q:
I have a 20 HP mariner Sea Pro Maration. Model number 0B246587. Will this trim tab fit my motor?
A:
No it will not. You need part number 98432.


Q:
Trim tab for my 1986 mariner 150hp?
A:
This will work, but just keep in mind zinc is made for freshwater.


Q:
Will this fit a 35hp mercury - serial number 0B247641 - original anode has 31640-02 stamped on it.?
A:
Yes this will work for your motor. Just make sure zinc is the correct material you need.


Q:
I just purchase a 4 blade prop dia/14.25 pitch/19 it will not clear my trim tab. Do I need to order a smaller trim tab ?
A:
We will need to know motor to see if there is another option for trim tab anode.


Q:
I have a 2001 Mariah with a 5.0 and Alpha One, what rim tab will work for my freshwater application?
A:
The zinc anode is for salt water use. You will want part # 18-6241 or part # CM31640M. These are magnesium and are for fresh water use.


Q:
Will this fit a 2000 mercury 125 hp outboard?
A:
Yes this will work with your Mercury outboard.


Q:
What is the Dia. on the 31640 ?
A:
The measurements are as follows: Length: 7"; Diameter: 6-1/2"; Width: 6"; Height: 3-1/2"


Q:
Mine is diameter 4" 92 40 2 stroke mercury classic do you have this one?
A:
Serial number is needed to find correct anode. Give us a call at 1-800-914-1123 if you have further questions. http://www.iboats.com/Mercury-Trim-Tab-Anodes-and-Anti-Ventilation-Plate-Anodes/dm/view_id.1104573


Q:
Where are dimensions? 87 Mercruiser 3.0. is 3.5" diameter. What do I order?
A:
Length: 7", Diameter: 6-1/2", Width: 6", Height: 3-1/2". We can only cross reference OEM number so we would need serial number to access parts diagram. This should work if you have the Alpha Outdrive. Contact us at the number at the top of the page and we can look into it further if needed.


Q:
Will this fit a 1997 40hp force outboard product 31640?
A:
Hi Andrew- This Sierra trim tab anode will work for the 1997 40 hp Force outboard engine.


Q:
What do you have to fit a 2003, 50 hp johnson.2 cyl small gear case?
A:
This particular trim tab is best for Honda/Mercury applications. We unfortunately do not currently have anything that will match your Johnson application.


Q:
I have a 1982 mercury 150 black max will this fit?
A:
Yes it will, just keep in mind this is zinc.


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