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WSM Yamaha 40 / 50 Hp Lower Unit Seal Kit - 446-138, 63D-W0001-20-00

Marsoni M251S
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WSM Yamaha 40 / 50 Hp Lower Unit Seal Kit - 446-138, 63D-W0001-20-00ITEM#: 446 138 LOWER UNIT SEAL KIT: YAMAHA 40 50 HP OEM#: 63D W0001 20 00 BRAND: WSM FITMENTS: Make Model Year(s) Yamaha 3 Cyl 2. 638 Bore 40 1995 2005 Yamaha 3 Cyl 2. 638 Bore 50 1995 2008 Yamaha 3 Cyl Jet 40 1995 2001 Yamaha 3 Cyl Jet 50 1995 2001
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4.8 ★★★★★
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Verified Purchase
Louis
Charlottesville, US
★★★★★ 4
Overpriced but works
Size: Mop Cloth-4
Easy replacement, tear off and slap on. Can’t really go wrong. Fit is perfect. Floors started to get feel consistently again. I feel like this product is definitely overpriced for what it is.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
S
Verified Purchase
Sean S
Carnegie, US
★★★★★ 5
Works
Size: Mop Cloth-4
Works well on my Roborocks, no issues
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 21, 2025
T
Verified Purchase
TWood
Lexington, US
★★★★★ 5
Perfect
Size: 23 Pcs for eufy C20 Omni
Great quality and cost efficient
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
B
Verified Purchase
BizzyB
Lake Worth, US
★★★★★ 5
Fits my Eufy vacuum well
Size: 19 Pcs for eufy L60/ L50 Series
Bought these replacements for my Eufy vacuum. They fit and work great! No issues.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 6, 2026
J
Verified Purchase
Jennifer Martin
Louisville, US
★★★★★ 5
Great value and quality parts
Size: 23 Pcs for eufy C20 Omni
The parts are great and working perfectly! Very happy with this purchase.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 17, 2025

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