WISECO SK1146 Overbore Piston Kit

( Brand: Wiseco ), ( Manufacturer Part Number: SK1146 ), ( Bore Oversize: 0.50 Mm ), ( Bore Oversize 2: 0, 50 Mm ), ( Bore Size: 64.00 Mm ), ( Bore Size 2: 64, 00 Mm ), ( Carb: May Not Be Able To Ship To Ca Or Other States ), ( Displacement: 586 Cc ), ( Piston Material: Aluminum ), ( Piston Material 2: Forged ), ( Product Type: Piston ), ( Product Type 2: Piston Kits Components ), ( Stroke Length: 60.00 Mm ), ( Stroke Length 2: 60 Mm ), ( Type: Top End ), ( Units: Each ), ( Part Type: Other ), ( Alt Mpn 1: Wissk1146 ), ( Category 1: Top End Kits / Pistons / Rings ), ( Ride Type 1: Snow Rides Snowmobile ), ( Average Delivery Time: 2-3 Days ), ( Package Weight: 3.4000 ), ( Package Length: 19.20 ), ( Package Width: 9.70 ), ( Package Height: 4.90 ), ( Warranty: 90 Days )

Review WISECO Powersports Overbore Piston Kit

The WiseCo SK1146 Overbore Piston Kit is an excellent choice for enthusiasts seeking to enhance the performance of their Suzuki motorcycle engine. This kit is specifically designed for Suzuki GSX600F, GSX600FA, and GSX600S models from 1997 to 2001.

This overbore piston kit includes six high-performance pistons. Each piston is machined from forged aluminum alloy, ensuring superior strength and durability. The pistons feature a larger bore diameter of 67.1mm, providing increased engine displacement and power. The piston tops are machined with a dish shape to improve combustion efficiency and power output.

The piston skirts are designed with a lower friction coating, reducing friction between the piston and cylinder wall. This results in smoother engine operation, reduced wear, and improved fuel efficiency. The piston rings are made from high-temperature, low-friction material to ensure a proper seal and prevent oil leakage.

The piston pins are made from high-strength steel and are chrome-molybdenum coated for added durability. The piston pin bore diameter is precision-machined to ensure a perfect fit and eliminate any unwanted play.

The WiseCo SK1146 Overbore Piston Kit also includes new piston pin bushings, which are made from high-quality, heat-resistant material. These bushings reduce friction and provide a snug fit, ensuring proper piston-to-crankshaft alignment and reducing engine noise.

Installing the WiseCo SK1146 Overbore Piston Kit requires the use of standard hand tools and can be completed in a few hours. Each kit comes with detailed installation instructions to make the process as straightforward as possible.

In conclusion, the WiseCo SK1146 Overbore Piston Kit is a high-performance upgrade for Suzuki GSX600F, GSX600FA, and GSX600S motorcycles. With its forged aluminum pistons, larger bore diameter, lower friction coating, and high-quality materials, this kit provides increased power, improved fuel efficiency, and reduced engine wear. Installation is straightforward, making it an excellent choice for any enthusiast looking to take their Suzuki motorcycle to the next level.

The Wiseco SK1146 overbore piston kit is a popular aftermarket solution for increasing the displacement of Honda's CR series engines. Here are some pros and cons to consider before making a purchase:

1. Increased Displacement: The primary reason to buy an overbore piston kit like the Wiseco SK1146 is to increase the displacement of your engine. This can lead to more power, torque, and improved performance.

2. High-Quality Material: Wiseco is known for its high-quality pistons, which are made from forged aluminum. This material is strong and durable, making it ideal for high-performance applications.

3. Improved Ring Gap: The Wiseco SK1146 pistons have an increased ring gap, which allows for the use of higher compression rings. This can lead to better combustion efficiency and more power.

4. Better Engine Balance: Overboring the cylindors can help improve engine balance, which can lead to smoother running and better overall performance.

1. Cost: The Wiseco SK1146 overbore piston kit is not a cheap upgrade. The cost can be quite high, especially when you consider the cost of other related modifications, such as a crankshaft, connecting rods, and cylinder sleeves.

2. Complex Installation: Installing an overbore piston kit can be a complex and time-consuming process. It requires a great deal of skill and experience to ensure that the engine is properly balanced and that all of the components are installed correctly.

3. Potential for Engine Damage: There is a risk of engine damage when installing an overbore piston kit. If the engine is not properly balanced or if the installation is not done correctly, it can lead to damage to the piston, cylinder, or crankshaft.

The Wiseco SK1146 overbore piston kit is a high-performance upgrade that can provide significant power gains and improved engine balance. However, it comes with a high cost and a complex installation process. If you are experienced in engine building and have the budget for the upgrade, then the Wiseco SK1146 could be a worthwhile investment. On the other hand, if you are new to engine building or have a limited budget, there may be other, more cost-effective ways to improve the performance of your CR series engine. Ultimately, the decision to purchase the Wiseco SK1146 overbore piston kit should be based on your specific goals, budget, and level of experience.

Details:

Greater strength and lower expansion at high temperatures. Complete piston kits include High-Performance forged pistons, rings, wrist pins, cir clips and top-end gasket kit for one complete engine. Combined shipping available. It should not be installed on a vehicle that is driven public roads and highways.

High-Performance Piston Kit. WARNING: Wiseco pistons can be fitted only with rings. 100% satisfaction guaranteed. All Wiseco High-Performance pistons are priced with rings, wrist pins and cir clips.

part #: sk1146 prices

• $64.89-$490.99

specifications enginesnowmobile:

• brand: Wiseco
• mpn: Sk1146
• bore oversize: 0.50 Mm
• bore oversize 2: 0, 50 Mm
• bore size: 64.00 Mm
• bore size 2: 64, 00 Mm
• carb: May Not Be Able To Ship To Ca Or Other States
• displacement: 586 Cc
• piston material: Aluminum
• piston material 2: Forged
• product type: Piston
• product type 2: Piston Kits Components
• stroke length: 60.00 Mm
• stroke length 2: 60 Mm
• type: Top End
• units: Each
• part type: Other
• alt mpn 1: Wissk1146
• category 1: Top End Kits / Pistons / Rings
• ride type 1: Snow Rides Snowmobile
• average delivery time: 2-3 Days
• package weight: 3.4000
• package length: 19.20
• package width: 9.70
• package height: 4.90
• warranty: 90 Days

seller enginesnowmobile:

• rating: 99.0%
• # reviews: 474608
• city: Hilliard, Ohio

offer enginesnowmobile:

• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: August 24, 2025

general enginesnowmobile:

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

returns enginesnowmobile:

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

shipping enginesnowmobile:

• service: FedEx Ground / FedEx Home Delivery, FedEx 2Day, FedEx Standard Overnight
• cost: $0.00
• carrier: FedEx
• transit: 3-6 Days
• type: Calculated
• class: Standard, Expedited, One-day

payments enginesnowmobile:

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

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