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WSM O-Ring Kit, FSM Mercury Mercruiser 65 - 400 Hp 4-Stroke / 4.5 - 7.6L 47294G

Marsoni M251S
Sale price$65.19
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WSM O-Ring Kit, FSM Mercury Mercruiser 65 - 400 Hp 4-Stroke / 4.5 - 7.6L 47294GItem#: 47294G O Ring Kit, FSM Mercury Mercruiser 65 400 Hp 4 Stroke 4. 5 7. 6L OEM#: 8M0133370 Details: SN# 2A5755399 & Up Brand: WSM FITMENTS: Make Model Year(s) Mercruiser ALL Mercury ALL
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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.
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4.0 ★★★★★
Based on 2004 reviews
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Product Reviews
K
Verified Purchase
Kraig Cash
Battle Creek, US
★★★★★ 5
Top notch
Size: 300A Fuse Holder
Very good quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 8, 2026
A
Verified Purchase
Awesome works just like they said it does.
Port Orchard, US
★★★★★ 5
It’s good
Size: 300A Fuse Holder
It does it’s job.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 18, 2026
A
Verified Purchase
Anthony S
Draper, US
★★★★★ 4
Cover too loose.
Size: 300A Fuse Holder
Nice looking, decent quality, versatile for different gauges. My only complaint with this holder is the cover doesn’t stay on very well, bought 3, and all 3 pop off easily, you will need to zip tie on.
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Reviewed in the United States on January 12, 2026
K
Verified Purchase
Kurtiss s.
San Leandro, US
★★★★★ 5
Works as it should.
Size: 300A Fuse Holder
I’ve had several of these in my build for over a year now. Zero issues.
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Reviewed in the United States on December 3, 2025
C
Verified Purchase
Clint
Houston, US
★★★★★ 5
Good brand
Size: 300A Fuse Holder
Good product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 5, 2025

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