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Mercury 200-300 HP 3L XS/ Pro Optimax Rebuild Kit 100-51-115 842986T0 .015 3.640

Marsoni M251S
Sale price$769.39
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Get it in 3 business days with 1 day shipping. Friday, May 29
Mercury 200-300 HP 3L XS/ Pro Optimax Rebuild Kit 100-51-115 842986T0 .015 3.640WSM Mercury 200 300 Hp 3. 0L XS Pro Optimax Rebuild Kit . 015 size pistons starboard and port 3. 640" Fully Machined Hypereutectic Cast Alloy Hard Coat Anodized Piston Tops Resisting Temperatures up to 1560`F T6 Heat Treated Hardness HV280 400 Plasma Moly Coated Rings Full Floating Wrist Pin This kit meets or exceeds OEM specifications. Kit Includes: Six Brand New High Quality WSM Pistons, rings, pins and clips, complete gasket kit, upper, center and
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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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4.3 ★★★★★
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Verified Purchase
Devlin
Chelsea, US
★★★★★ 5
happy engine. good mileage
Color: CA9683
Fit my 05 Tacoma great! Have had good response with the engine and it's acceleration. Fuel mileage is back on par. Will buy again!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 18, 2025
J
Verified Purchase
JAKE
Birmingham, US
★★★★★ 5
Kax brand
Color: CA9683
Perfect for my 07 FJ! Looks of great quality over fram low end...
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 22, 2025
D
Verified Purchase
Derek Duncan
Louisville, US
★★★★★ 5
Is it to install looks better
Color: CA9683
Pitch Perfect, seems like it breathed better
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 22, 2026
L
Verified Purchase
Luis'Amarillas
San Leandro, US
★★★★★ 5
Es de buena calidad
Color: CA9683
Muy buena calidad
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 30, 2026
D
Verified Purchase
Dac32north
Lowell, US
★★★★★ 5
Save on filters forever
Color: CA9683
A perfect replacement for my auto' expensive paper filter. With a little care it will outlast the car
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 18, 2025

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