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Water Sports 010-829PK WSM Platinum Series Piston Kit Standard Bore 79.90mm Yamaha

Manufacturer

Water Sports

<h3>About Water Sports, LLC &amp; Stream Machine</h3><p>Water Sports, LLC has been a fixture in outdoor recreation since <strong>1991</strong>, when the company introduced the original Stream Machine water launcher — a simple, pump-action water blaster that became a summertime staple for kids and adults alike. More than three decades later, the brand continues to deliver innovative, durable, and genuinely fun products for pools, beaches, lakes, backyards, and beyond.</p><p>Operating under the <strong>Stream Machine</strong> banner, Water Sports, LLC has grown its lineup well beyond its iconic water launchers. Today the catalog spans water blasters in multiple sizes and power levels, sand toys, inflatable pool toys, balloon launchers, geyser toys, and a full range of portable backyard games — everything a family needs to make the most of warm-weather days. The company is headquartered in North Aurora, Illinois, and remains committed to producing products that are accessible, easy to use, and built to withstand seasons of outdoor play.</p><h3>Stream Machine Water Launchers</h3><p>The core of the Water Sports, LLC lineup is its legendary Stream Machine water blaster series. Models like the <strong>TL-500, TL-600, and TL-750</strong> are engineered with a straightforward hydrobolic pump-action mechanism — submerge the barrel, pull back the handle to load, and push forward to fire a powerful stream of water. The TL-750, one of the brand&apos;s most popular models, measures 22 inches in length and is capable of shooting a steady stream up to 70 feet, making it a go-to choice for competitive backyard water battles. All Stream Machine launchers are injection-molded from high-quality, fade-resistant polymers designed to hold up through years of heavy outdoor use.</p><h3>A Full Lineup for Outdoor Fun</h3><p>Beyond water guns, Water Sports, LLC produces a diverse range of products suited for every type of outdoor gathering. Their <strong>Instant Fun Sports</strong> line features portable backyard games designed for quick setup, including variations on ring toss, corn hole-style games like Bulzibucket, bocce ball sets, and flying discs. The brand has also partnered with Diggin Active to expand its offering of year-round, active play products for children and families.</p><p>For beach and pool days, the Water Sports catalog includes sand toys, reusable water balloons, balloon launchers, geyser toys, and inflatable accessories — making it a one-stop source for outdoor water recreation. Whether you&apos;re heading to the lake, setting up at the neighborhood pool, or just looking for ways to keep the family entertained in the backyard, Water Sports, LLC has a product designed for the occasion.</p><h3>Built for Every Age, Every Occasion</h3><p>One of the defining characteristics of the Stream Machine brand is its broad age appeal. Smaller models like the TL-500 are sized appropriately for younger children, while larger models like the QF-2000 — the biggest launcher in the lineup at nearly 30 inches — deliver the kind of range and power that older kids and adults demand. With no batteries required and a fast 2-to-3-second reload time, Stream Machine launchers keep the action going without interruption. Explore the full Water Sports, LLC catalog and find the right product for your next outdoor adventure.</p>

Part Number

010-829PK
06/25/2036 7:15 AM
Sale Price

$83.72

1 left at this price

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The WSM Platinum Series Piston Kit is made of high strength hardened aluminum designed to prevent skirt and ring groove breakage. The piston walls are treated with a nonabrasive coating which reduces heat and friction for added horsepower and greatly extends piston life. Made to exact OEM specifications.

Key Features:

  • Standard bore size: 79.90mm
  • Kit comes complete with all parts needed to replace one piston (includes piston, rings, pin, and clips)
  • For use with Powervalve Motors Only
  • Replaces OEM part numbers 66E-11631-01-A0 and 66V-11631-00-A0
  • Two kits required per motor (2-cylinder applications)

This precision-engineered piston kit delivers OEM-quality performance at a competitive price. The non-abrasive coating treatment reduces operating temperatures and friction, maximizing engine efficiency and component longevity. Designed specifically for Yamaha WaveRunner models equipped with power valve systems.

Products specifications

Application

Yamaha 800 / 1200 Std. Bore Platinum

Best prices!

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quick and convenient

I did a pretty extensive search looking for a good price on a specific set of Autogage gauges. They had the best price and were in stock with quick notification of shipment. Order # 27510 should be here soon so I can finish my project. Would so business with again.

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