SPI 09-730A Piston Standard 642141103518 85MM

( Brand: Spi ), ( Manufacturer Part Number: 09-730A ), ( Part Type: Piston ), ( UPC: 642141103518 )

Review SPI Piston Kits Polaris Standard Bore 85mm fits SWITCHBACK 800 2004–2005

2004-2005 Polaris Industries SPI Piston for 800 Switchback Standard: Premium Performance and Style

The 2004-2005 Polaris SPI (SmartProcessor Injection) piston is a premium piece of machinery designed specifically for the Polaris 800 Switchback Standard snowmobile models. This piston, with the part number 85mm 09-730A 642141103518, is an essential component of your engine system, responsible for efficient combustion and optimal engine performance. In this detailed product description, we'll delve into the unique features and benefits that make this particular Polaris SPI piston an exceptional choice for your snowmobile.

Crafted from high-quality materials, the 2004-2005 Polaris SPI piston is a testament to Polaris' engineering expertise. The piston's closed-deck design ensures maximum piston-to-bore contact for increased engine performance and longevity. This design restricts oil from entering the crankcase below the piston, minimizing crankcaseiction and reducing engine noise.

The SPI piston integrates a SmartProcessor Injection system that optimizes fuel delivery and enhances combustion efficiency. By utilizing this technology, the piston delivers a cleaner, more powerful combustion process, which translates to enhanced engine performance and improved fuel economy. Additionally, this system reduces exhaust emissions, making the snowmobile more environmentally friendly.

The 2004-2005 Polaris SPI piston exhibits exceptional precision thanks to its precise piston-to-ring clearance, engineered for optimal ring seal and minimal blowby. This tight clearance ensures enhanced combustion efficiency and increases engine power while reducing fuel consumption. Furthermore, the piston's precisely machined and polished surfaces deliver a smooth engine operation and long-lasting wear.

Constructed of durable, forged material, the Polaris SPI piston can withstand the extreme conditions and demands of snowmobiling. It features a Michelin-designed ring set for durability and long-lasting performance. Moreover, the piston's hardened, chrome-plated skirt resists scuffing and helps ensure a long lifespan.

Equipping your 800 Switchback Standard snowmobile with a new Polaris SPI piston is a breeze due to its straightforward installation process. With proper installation instructions, the piston can be swappered out in a reasonable amount of time, allowing you to quickly get back on the snow and enjoy your ride. Additionally, the OEM (original equipment manufacturer) design and fit ensure seamless compatibility with your engine.

Upgrading your 2004-2005 Polaris 800 Switchback Standard snowmobile with a new OEM SPI piston, part number 85mm 09-730A 642141103518, offers numerous advantages, including enhanced engine performance, improved fuel efficiency, and increased durability. By investing in a premium component such as the Polaris SPI piston, you'll not only improve your snowmobile's overall performance but also ensure long-lasting reliability. Whether you're a dedicated snowmobiler or an occasional rider, investing in a high-quality SPI piston is an investment in your sled's riding experience and lifespan.

Pros and Cons of Buying a 2004-2005 Polaris 800 Switchback Standard 85mm Piston (Part Number: 09-730A 642141103518)

The Polaris 800 Switchback Standard 85mm piston is a crucial component of the Polaris 800 engine, which is known for its reliability and performance. This piston is a popular replacement option for those looking to upgrade or maintain their Polaris snowmobiles. In this analysis, we'll discuss the advantages and disadvantages of buying this piston.

1. Enhanced Performance: The 85mm piston provides increased compression, leading to improved horsepower and torque, giving you a smoother and more efficient ride on the snow.

2. Supports Heavy Modifications: This piston can withstand the additional stress from various upgrades such as high-performance clutches, cams, and new exhausts, offering a sturdier solution for enthusiasts who want more power.

3. Durability: Polaris is a well-known brand renowned for producing high-quality components. This piston, made from high-grade materials, is expected to last longer than some OEM alternatives, giving you peace of mind when pushing your snowmobile to its limits.

1. Cost: The price for this aftermarket piston is slightly higher than the stock OEM version; however, the added performance benefits will be appreciated by those who want superior muscling and extra horsepower from their Polaris.

2. Installation: Although installing the piston is relatively straightforward, some additional steps (such as boring the cylinder or purchasing a piston ring set) might be required, leading to a more complex installation process compared to a simple piston change.

3. Availability: Like many aftermarket parts, sourcing this piston might be a challenge, depending on your location and dealer availability. You may need to order it online, and therefore, it could take some time to receive it.

The 2004-2005 Polaris 800 Switchback Standard 85mm piston presents a compelling case for those in search of a more powerful, efficient, and durable engine component for their Polaris snowmobiles. While slightly more expensive than a stock OEM piston, it offers meaningful performance improvements and increased durability. Weighing the benefits against the challenges (price, availability, and installation complexity), the decision to invest in this piston ultimately comes down to personal preferences and priorities.

If you're an enthusiast looking to boost your Polaris snowmobile's power and efficiency, the 2004-2005 Polaris 800 Switchback Standard 85mm piston is a worthy investment that provides a durable, powerful solution to take your Polaris engine to the next level. Remember always to consult your owner's manual and, if needed, consult a qualified mechanic for the installation process to ensure optimal results.

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part #: 09730a prices

• $21.26-$113.70

specifications enginesnowmobile:

• for models: 800, Switchback
• for makes: Polaris
• for years: 2004-2005
• brand: Spi
• mpn: 09-730a
• part type: Piston
• upc: 642141103518

Offer enginesnowmobile:

• best offer: false
• Started: May 5, 2019, 6:27 pm
• quantity: 6
• Sold: 0
• bids: 0

Ratings:

1. Bike feels new again 05-05-19
2. Was as stated 05-05-19
3. Great Seller fast ship. 05-06-19
4. Awesome seller. 05-05-19
5. great transaction 05-05-19

Returns enginesnowmobile:

• paid by: Buyer
• policy: returns accepted
• time: 60 Days

Shipping enginesnowmobile:

• handling: 1 days
• cost: $0.0
• type: Flat

Seller enginesnowmobile:

• city: Suamico, Wisconsin
• zipcode: 54173
• rating 05-06-19: 99.6%
• # feedbacks 05-06-19: 318442

General enginesnowmobile:

• in stock: Yes
• Engines Components > Snowmobile Engine Components
• condition: New

Payments enginesnowmobile:

• PayPal

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