★★★★★ 5
Good fit
High quality replacements. Fast delivery.
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Reviewed in the United States on May 29, 2026
WSM SIERRA - Fuel / Water Separator Assembly 21 Micron - 18-7852-1
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
WSM SIERRA - Fuel / Water Separator Assembly 21 Micron - 18-7852-1Item#: 18 7852 1 Fuel Water Separator Assembly 21 Micron Brand: Sierra Note: 1 4" Details: 1 4" Thread Fuel Water Separator Kit 21 Micron (Tall Filter) 21 Micron Filter Kit for Carbureted Engines 1 4" NPT Thread with Aluminum Bracket Black Powder Coated The purchase of hose barbs and clamps are required Includes: Qty 1 18 7845 Tall Filter Qty 1 18 7853 1 Bracket Qty 2 18 4256 1 4" Pipe Plugs
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Your WSM SIERRA - Fuel / Water Separator Assembly 21 Micron - 18-7852-1 orders ship within 1-2 business days.
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- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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Based on 2066 reviews
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Product Reviews
★★★★★ 5
Worth ordering
This seems like you get more at once than buying from the eufy store and I use it pretty frequently with 2 dogs and a son in the house. This keeps me from having to order so often.
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Reviewed in the United States on March 5, 2026
★★★★★ 5
Works
Works great and as it should
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Reviewed in the United States on January 19, 2026
★★★★★ 4
Good
Good
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Reviewed in the United States on March 13, 2026
★★★★★ 5
Happy yo buy
Perfectly fit
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Reviewed in the United States on January 4, 2026
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