★★★★★ 5
Good
Configuration: 4-Stroke, Size: 1 GA, Case of 3
Good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2026
MERCURY PISTON KIT 175 -250 HP 2.5L SPORT JET '97-'06 .030 SIZE STAR 100-21-06sk
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
MERCURY PISTON KIT 175 -250 HP 2.5L SPORT JET '97-'06 .030 SIZE STAR 100-21-06skMERCURY PISTON KIT 175 250 HP 2. 5L SPORT JET 1997 06 030 SIZE STAR 100 21 06sk top guided with 1. 5 mm rings. . 030 OVER SIZE ONLY STARBOARD SIDE BORE: 3. 530" 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 Bore: 3. 530" Applications: FITMENTS: Make Model Year(s) Mercury 6 Cyl 2. 5L Sport Jet
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4.5 ★★★★★
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Product Reviews
★★★★★ 4
Oily situation lol
Configuration: 4-Stroke, Size: 1 GA
Honestly how do you write a review of this product? I would have to run tests for years on multiple oils on various engines to do so. The value was good however and shipping was great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 31, 2025
★★★★★ 5
Use the best oil to protect your investment
Configuration: 4-Stroke, Size: 1 GA
Great product.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 30, 2025
★★★★★ 5
Excellent quality
Great quality kit
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Reviewed in the United States on December 24, 2025
★★★★★ 5
Boating maintenance
Perfect replacement parts for your scheduled maintenance, great price
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Reviewed in the United States on December 25, 2025
