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PISTON KIT MERCURY 175 - 250 HP 2.5L SPORT JET 1997-2006 STAR .020 100-21-05sk

Marsoni M251S
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PISTON KIT MERCURY 175 - 250 HP 2.5L SPORT JET 1997-2006 STAR .020 100-21-05skPISTON KIT: MERCURY 175 250 HP 2. 5L SPORT JET 1997 2006 STARBOARD SIDE . 020 OVER SIZE . 020 OVER SIZE ONLY STARBOARD SIDE BORE: 3. 520" Top guided with 1. 5 mm rings. (Kit includes Piston, Rings, Wrist Pin, & Clips) This kit meets or exceeds OEM Specifications OEM #: 785 854686a11, 854686A11, 785 854686a7, 854686A7, 785 841088T1, 785 9737T11 ITEM#: 100 21 05SK BRAND: WSM FITMENTS: Make Model Year(s) Mercury 6 Cyl 2. 5L Sport Jet 175 1997 2004
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4.6 ★★★★★
Based on 141 reviews
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Clemson Z
Birmingham, US
★★★★★ 1
poor quality
the middle connection is so weak, resulting separate when moving. so poor quality, not recommended. better to buy Sander etc other brands
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
A
Verified Purchase
Amazon Customer
Cuba, US
★★★★★ 4
Time
There are a lot of pieces to put together but instructions are provided that help so it only takes time.
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Reviewed in the United States on November 7, 2025
G
Verified Purchase
Geospatialdude
Phoenix, US
★★★★★ 3
Be careful while assembling!
I have bought similair bookcases in the past...long time ago. I thought the quality back then was poor, because it was made out of compressed sawdust with glue ( composite). But these shelves are slightly less quality of those of long ago. The company has made great strides at providing the pieces with pre-drilled holes with excellent precision. However, the composite material does not have quite enough glue mixed within. So the material is ever so slightly crumbly. So once you screw in a screw, don't remove it, because if you do the screw will not hold as good. I reccomend that you add a drop of glue into each hole during assembly. The rotating screw locks are made of cheap pot-metal that will snap if you crank too hard on your screwdriver. The good news is the kit comes with plenty of extra screws, wooden dowels, and such.
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Reviewed in the United States on December 15, 2025
R
Verified Purchase
Randy Deasy
Massapequa, US
★★★★★ 5
Not to thick or thin well made
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
I bought pink so as not to lose when doing laundry with my daughter who steels all socks lol!
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Reviewed in the United States on May 8, 2026
S
Verified Purchase
Stacey Cohick
Carnegie, US
★★★★★ 5
Perfect
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
They were perfect
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Reviewed in the United States on April 27, 2026

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