SKI-DOO 420-9850-55 Olympique Piston Kit Ski Doo .020

( Manufacturer Part Number: 420-9850-55 ), ( Part Type: Piston )

Review SKI DOO Sledpartsguy Olympique .020 Piston Kit New fits 335 1969–1972

Introducing the 420-9850-55 Ski-Doo Olympique 335 1969-1972 020 Piston Kit, a must-have upgrade for any vintage Ski-Doo snowmobile enthusiast. This piston kit is specifically designed for the Olympique 335 model snowmobiles produced between 1969 and 1972 with a 020 engine.

The 420-9850-55 piston kit includes four high-performance pistons, each precision-engineered to deliver superior power, efficiency, and reliability. These pistons are crafted from a strong and durable material, ensuring they can withstand the rigors of snowmobiling while providing consistent performance season after season.

Each piston features a unique design that optimizes combustion for maximum power output. The piston crown is engineered to provide superior compression, while the skirt is designed to minimize friction and wear for longer piston life. The piston rings are also included in the kit, ensuring a perfect seal in the cylinder bore for optimal engine performance.

Installing this piston kit in your Ski-Doo Olympique 335 snowmobile is a straightforward process, making it an accessible upgrade for even the most novice of mechanics. With step-by-step instructions included in the kit, you can confidently complete the installation yourself or with the help of a friend.

Upgrading your Ski-Doo Olympique 335 snowmobile with this 420-9850-55 piston kit not only enhances its performance, but it also adds value to your vintage machine. Whether you're a seasoned collector or a weekend warrior, this piston kit is a worthy investment for any enthusiast looking to get the most out of their classic Ski-Doo snowmobile.

So, don't let your vintage Ski-Doo Olympique 335 fall behind the competition. Upgrade to the 420-9850-55 piston kit and experience the power, efficiency, and reliability that comes with it. Order yours today and join the ranks of satisfied Ski-Doo enthusiasts who have taken their classic machines to the next level.

Pros and Cons of Buying a 420-9850-55 Ski-Doo Olympique 335 Piston Kit for 1969-1972 Models (020)

The 420-9850-55 Ski-Doo Olympique 335 piston kit is a replacement part designed for Ski-Doo snowmobiles manufactured between 1969 and 1972. This piston kit, specifically model 020, is an essential component for maintaining the performance and longevity of these vintage snowmobiles. In this analysis, we will examine the advantages and disadvantages of investing in this piston kit.

1. Enhanced Engine Performance: A new piston kit can improve engine efficiency, power, and overall performance, making your vintage Ski-Doo snowmobile run smoother and stronger.

2. Increased Reliability: Worn-out pistons can lead to engine damage and potential failure. Replacing them with a new piston kit can help prevent these issues and ensure your snowmobile remains operational.

3. Improved Fuel Economy: A well-maintained engine, including a new piston kit, can lead to better fuel economy, saving you money in the long run.

4. Preservation of Vintage Value: Investing in replacement parts, such as a piston kit, can help maintain the value of your vintage Ski-Doo snowmobile.

5. Better Riding Experience: A well-running engine leads to a more enjoyable riding experience, making your time on the snow more enjoyable.

1. Cost: Replacement parts, such as piston kits, can be expensive. The 420-9850-55 Ski-Doo Olympique 335 piston kit is not an exception. Be prepared for a significant investment.

2. Installation Complexity: Installing a piston kit can be a complex process that requires specialized tools and expertise. It may be best to hire a professional mechanic to ensure proper installation.

3. Availability: Finding a piston kit for a vintage snowmobile can be challenging. Ski-Doo may no longer manufacture this specific piston kit, forcing you to search for alternative aftermarket options.

The 420-9850-55 Ski-Doo Olympique 335 piston kit offers several advantages, including improved engine performance, increased reliability, better fuel economy, and the preservation of vintage value. However, the high cost, installation complexity, and potential availability issues may deter some buyers. Ultimately, the decision to purchase this piston kit depends on your dedication to maintaining your vintage Ski-Doo snowmobile and your budget for doing so.

If you are an avid vintage snowmobile enthusiast with a well-funded restoration project, the 420-9850-55 Ski-Doo Olympique 335 piston kit is a worthwhile investment. For those with more modest budgets or less extensive restoration projects, consider focusing on other maintenance areas or seeking out alternative, more affordable options. Regardless of your decision, remember that investing in the care and maintenance of your vintage snowmobile will ensure many hours of enjoyment on the snow.

Details:

Manufactured to OEM specs. Shipping: FREE SHIPPING on this item within USA only. New OEM Style.020 over 78.50mm bore Piston for Ski-Doo Olympique 335, Fits 1969, 1970, 1971, 1972 model's, Pistons are sold with rings, wrist pins and cir clips. These pistons are made from Silicone alloy construction.

part #: 420985055 prices

• $79.42-$81.29

specifications enginesnowmobile:

• for models: 335
• for makes: Ski-doo
• for years: 1969-1972
• mpn: 420-9850-55
• part type: Piston

shipping enginesnowmobile:

• transit: 4-8 Days
• cost: $6.99
• class: Standard
• service: Standard
• type: Fixed

payments enginesnowmobile:

• credit card: Discover
• other
• wallet: Google-pay

offer enginesnowmobile:

• started: March 14, 2025
• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock

returns enginesnowmobile:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

general enginesnowmobile:

• condition: New
• Snowmobile Parts > Engines Components > Snowmobile Engine Components

seller enginesnowmobile:

• # reviews: 540248
• rating: 97.5%
• city: Rhinelander, Wisconsin

Ski-doo 420-9850-55 Is Similar To:

• 420923595 420923595 Ski-doo 09 550 Fan (35.9% similar) ...(January 23rd, 2018)
• 504151767 Lid 0800371005 504151767 0800371005 Ski-doo Chaincase (23.9% similar) I am selling a ski-doo chain case lid this part came off running sled that we parted out...(November 15th, 2017)
• 0000 Ski-doo 1995 95 Ski (33.3% similar) ...(April 3rd, 2017)
• 000000 Ski-doo Skidoo Snowmobile Xp (24.8% similar) ...(July 29th, 2017)
• 003sds600apgk Spi Winderosa 2003 Ski-doo (23.7% similar) Brand new top end rebuild kit. Features machined, smooth piston crowns for reduced carbon buildup, increased horsepower and fuel economy. Hard anodized crowns are 75 stronger than non-anodized, providing minimal expansion and reducing the chance of cold seizures when combined with Teflon molybdenum ...(August 6th, 2017)
• 008ssua600drtek Spi Winderosa 2008 Ski-doo (25% similar) Features machined, smooth piston crowns for reduced carbon buildup, increased horsepower and fuel economy. Pistons are for the standard bore 72MM. MOS2 Teflon molybdenum coated skirts perform at the highest standards, reducing friction and heat for added power longevity. Hard anodized crowns are 75 ...(October 9th, 2017)
• 01.5699.00 Pro X Ski-doo Piston (33% similar) A set of pistons for skid 600 twin. Make sure it fit your snowmobile before biding...(February 16th, 2018)
• 013sxrs6etek Spi Winderosa 2013 Ski-doo (20.5% similar) Hard anodized crowns are 75 stronger than non-anodized, providing minimal expansion and reducing the chance of cold seizures when combined with Teflon molybdenum coated skirts. Sip pistons feature the following: high-silicon content hyper eutectic cast aluminum material for less heat expansion, ...(February 17th, 2018)
• 0221500800 Ski-doo Coils 6 Nordic Olympique Rotax Elan Vintage 70 Engine Tnt (36.4% similar) These are sold as is. Will get parts as pictured. Check pictures to make sure you are OK with condition before buying. They do not look melted or anything so I think all or most should work. May fit others also. Used parts are normally dirty so expect them to have some grease, grime and or rust on ...(March 3rd, 2015)
• 023sdl600setek Spi 2002-2003 Ski-doo Legend (28.1% similar) MOS2 Teflon molybdenum coated skirts perform at the highest standards, reducing friction and heat for added power longevity. Pistons are for the standard bore 76MM. Includes 2 sip pistons, rings, wrist pins, cir clips, pin needle bearings, and a top end gasket kit. Features machined, smooth piston ...(February 12th, 2018)
• 023sdl600stek Spi 2002-2003 Ski-doo Legend (28.3% similar) Sip pistons feature the following: high-silicon content hyper eutectic cast aluminum material for less heat expansion, tighter clearances, increased hardness, longer life and reduced scuffing. Includes 2 sip pistons, rings, wrist pins, cir clips, pin needle bearings, and a top end gasket kit. Hard ...(February 12th, 2018)