WISECO Top End Piston Kit 0903-1182 72.00MM WISSK1161

( Brand: Wiseco ), ( Manufacturer Part Number: SK1161 ), ( Part Type: Piston )

Review WISECO Top End Piston Kit 72.00mm

The WISCO SK1161 Top End Piston Kit, product code 0903-1182, is a premium replacement solution for your engine's pistons and related components. This kit is specifically designed for applications requiring a 72.00mm bore size. The pistons are manufactured using Wisco's proprietary Wiseco alloy, ensuring superior strength, durability, and thermal conductivity.

The pistons feature a dish shape designed to provide optimal combustion chamber shape for efficient burning of fuel and optimal engine performance. The piston skirts are designed to minimize friction with the cylinder wall, reducing wear and improving ring seal. Each piston comes equipped with a lightweight Wiseco forged connecting rod, ensuring a perfect fit and optimal rigidity for maximum power output.

The piston kit also includes new piston rings, which are crucial for proper sealing of the combustion gases within the cylinder. These rings are made from high-quality materials that provide excellent sealing and longevity.

Additionally, the WISCO SK1161 Top End Piston Kit includes new piston pins, which are essential for transferring the force generated by the connecting rod to the piston. These pins are made from heat-treated steel for maximum strength and durability.

The piston kit is also compatible with the original engine gaskets, making the installation process straightforward and hassle-free. The kit is ideal for engine builders, racers, and performance enthusiasts who demand the highest level of performance and reliability from their engines.

In summary, the WISCO SK1161 Top End Piston Kit, product code 0903-1182, is a high-performance solution for engines requiring a 72.00mm bore size. It includes new pistons, forged connecting rods, piston rings, and piston pins, all made from premium materials for optimal strength, durability, and thermal conductivity. The kit is easy to install and is an excellent choice for anyone seeking maximum power and reliability from their engine.

Wiseco Sk1161 Top End Piston Kit (0903-1182, 72.00mm): A Detailed Analysis

The Wiseco Sk1161 Top End Piston Kit (0903-1182, 72.00mm) is a popular aftermarket option for upgrading the top end of an engine. This piston kit offers several benefits, but it also comes with some potential drawbacks. Let's explore the pros and cons of this piston kit.

1. Enhanced Performance: The Wiseco Sk1161 pistons are designed to increase engine performance by offering improved ring seal, reduced friction, and better heat dissipation.

2. High-Quality Materials: These pistons are manufactured using forged aluminum alloy, ensuring strength, durability, and consistency.

3. Customizable: This piston kit is available in various sizes to cater to different engines, allowing for a customized fit.

4. Reduced Engine Noise: The Wiseco Sk1161 pistons are known for their quiet operation due to their superior design and materials.

1. Cost: The Wiseco Sk1161 Top End Piston Kit is more expensive than OEM pistons, which might be a deterrent for some buyers.

2. Installation Complexity: Installing aftermarket pistons can be a challenging process, requiring specialized tools and expertise.

3. Potential Clearance Issues: Clearance issues may arise when installing aftermarket pistons, which could lead to engine problems if not addressed properly.

The Wiseco Sk1161 Top End Piston Kit (0903-1182, 72.00mm) is an excellent choice for those seeking improved engine performance, durability, and quiet operation. However, it comes with a higher price tag and requires professional installation. Additionally, potential clearance issues may necessitate additional time and resources to address.

If you're looking to upgrade your engine's top end and are willing to invest in a high-quality, aftermarket piston kit, the Wiseco Sk1161 Top End Piston Kit is a solid choice. However, ensure you have the necessary resources, including specialized tools and expertise, to install it properly. Always consult with a professional mechanic or engine builder for advice before making a purchase.

Details:

Wiseco, 73.00mm 2-Stroke Piston Kit for Polaris Snowmobile, Type: Kit, Style: Engine, Size: 1.00mm, Note: 1.00mm over standard bore, Stroke: 65mm, Material: Aluminum, Bore: 72.00mm, Sold as. Kit includes forged pistons, rings, wrist pins, cir clips and top end gasket set. Note: Cylinder sleeves must be purchased separately. All the necessary components for overbearing or rebuilding your top end.

Any damage claims may be exchanged for the identical item only.

part #: sk1161 prices

• $210.95-$280.99

specifications enginesnowmobile:

• brand: Wiseco
• mpn: Sk1161
• part type: Piston

offer enginesnowmobile:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: March 24, 2025
• quantity: 3

general enginesnowmobile:

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

seller enginesnowmobile:

• # reviews: 565423
• city: Loudon, Tennessee
• rating: 98.9%

shipping enginesnowmobile:

• service: Economy, Standard, Expedited
• transit: 3-7 Days
• class: Economy, Standard, Expedited
• cost: $0.00
• type: Fixed

payments enginesnowmobile:

• wallet: Google-pay
• credit card: Diners-club
• other

returns enginesnowmobile:

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

Wiseco SK1161 Is Similar To:

• 004sd600hol338kt Wiseco Legend Ho Top End Rebuild Kit Pistons Gaskets Std (37% similar) Brand new Wiseco top end engine rebuild kit. Pistons are for the standard bore 72MM. Armor glide coated skirts perform at the highest standards, reducing friction and heat for added power longevity. Piston kits are precision crafted and forged in the USA. High-quality forged pistons made with ...(March 9th, 2019)
• 008sd600hosk338kt Wiseco Skandic Ho Top End Rebuild Kit Pistons Gaskets Std (39.4% similar) Forged from high-silicon alloy for maximum strength and dependability. Brand new Wiseco top end engine rebuild kit. High-quality forged pistons made with aerospace alloy to precise specifications. Piston kits are precision crafted and forged in the USA. Armor glide coated skirts perform at the ...(March 9th, 2019)
• 11853m08800 Wiseco Piston Oversize Arctic Cat Cfi (32.4% similar) You can also leave us a message. 00MM stroke: 70. Wiseco piston bore - standard: 85. Please verify your junk bulk mail folder as our e-mail reply may end up in there. 00MM bore - actual: 88. Bore - oversize: 00MM -stroke: 70. Satisfaction guaranteed before opening a request. 00MM bore - actual: 88. ...(July 1st, 2018)
• 11929m06950 Wiseco Piston Yamaha Srx (32.7% similar) 5MM piston kits for 1976 and 1977 Yamaha STX 440 SSE comes complete with piston, rings, pin clips...(August 5th, 2017)
• 73.5mm 2895kd 1999-04 Polaris 550 Classic Indy Sport Trail Pro X Wiseco Piston Ring Set (21.5% similar) 5MM for your consideration is 1 brand new in package, vintage Wiseco brand oem size 73. 02 oversize piston ring set, to fit Polaris classic Polaris Indy sport touring Polaris Indy sport touring Polaris Indy sport touring Polaris Indy sport touring Polaris Indy super sport Polaris Indy super sport ...(February 5th, 2016)
• 2010p1 Wiseco Piston Ccw 290cc (37% similar) New piston and rings, no pin or clips...(March 28th, 2017)
• 2012p2 Wiseco Nos Oversized Ccw Bse Piston Rings Vintage (33.9% similar) One set only. Wiseco piston ASSEMBLY2012P2STANDARD with RINGS60MM see photo. Box has shelf-wear, item sealed in packaging over fits cc engine, john Deere OTHERS340 moot ski 340 Bose ENGINE70S engines many makes model's of snowmobiles, ATV, ultralights note: is new-old-stock...(April 2nd, 2019)
• 2013p2 Wiseco Piston (31.7% similar) Includes 1 piston with rings only nos vintage snowmobile Wiseco 2013 P2JOHN Deere cc 4/2 3/4 twin. May fit others also. Might not be accurate. Some of these old part numbers are hard to look up. 020 over fitment is what I found on box, online, or in old parts books. I have many more nos Wiseco ...(August 11th, 2018)
• 2023 Ps Wiseco Full Piston (31.8% similar) Standard size. Clothing all of our clothing is new with tags. Doing so is against us. All parts are in good working condition. Or if you don't see what need more parts. Brand: Wiseco eventide Johnson 399 twin part numbers: 2023 PS condition: new 2020 PS full piston kit rings new old stock, only ...(October 19th, 2017)
• Wiseco Rings 317 2042rs Hirth 634 Piston 300 (35.8% similar) Here is a new, original Wiseco 2042RS piston ring set, for one piston...(March 5th, 2015)
• 2046 Ps Wiseco Full Piston (31.8% similar) Standard size. Any questions concerns just ask. Something has caused your electrical part to burn out. Clothing all of our clothing is new with tags. All parts are in good working condition. Doing so is against us. Are tested on the machine that they were removed from. Brand: Wiseco part numbers: ...(October 19th, 2017)