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Mercury 100 / 115 Hp 4 Cyl. Rebuild Kit (Top Guided) 100-35-20, 777-815965A4

Marsoni M251S
Sale price$522.23
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Get it in 3 business days with 1 day shipping. Friday, May 29
Mercury 100 / 115 Hp 4 Cyl. Rebuild Kit (Top Guided) 100-35-20, 777-815965A4WSM Outboard Mercury 100 115 Hp 4 Cyl. Rebuild Kit (Top Guided) #646 rods This kit meets or exceeds OEM specifications Kit includes everything you need to re build your outboard engine 4 Brand New High Quality WSM Pistons, 4 rings, pins and clips, complete gasket kit, upper, lower and center main crank bearings, 4 each upper and lower rod bearings and 8 rod bolts. Piston OE # 815965A4, 815965T4, 815965A6, 777815965A4, 777815965T4, 777815965A6, 777
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
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4.8 ★★★★★
Based on 1754 reviews
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Verified Purchase
Lawrence Brown
Whiting, US
★★★★★ 5
MerCruiser Replacement Parts
OEM quality MerCruiser Alpha 1 Gen1 replacement part. Everything you need and some things you don't because it's a universal kit that works for several models.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 19, 2025
O
Verified Purchase
Owen Shirk
Alexandria, US
★★★★★ 5
OEM is always the answer
No reason not to go OEM for this! Came with every possible gasket and seal I could need. Specifically for my Alpha One Gen 1 it took maybe 25-30 min to completely install. While you’re there check the base plate for wear and the other surrounding items like your water tube. Rather keep the lower unit off for an extra day to get another part than a catastrophic failure.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 9, 2025
T
Verified Purchase
Taylor 🤍
Boise, US
★★★★★ 5
Husbands things
My husband bought this. I don’t know much about it but he has zero complaints. He bought it for a boat. He has fixed up 2 boats, sold one & we kept the other. So he apparently knows what to buy & how to use it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 6, 2025
E
Verified Purchase
Edward W.
New York, US
★★★★★ 4
Amazon is easy and fast . No problems the oarts was exactly as described.
liked that everything was in one bag . and could make sure everything was changed .
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Reviewed in the United States on August 3, 2020
J
Verified Purchase
Justin Yeager
San Leandro, US
★★★★★ 5
Stay cool
Just what I needed, super fast shipping
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Reviewed in the United States on October 19, 2025

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