fits model: Sx, 300. make: Kawasaki. year: 1987–1991.

( Brand: Wiseco ), ( Manufacturer Part Number: 549M07750 ), ( Part Type: Piston ), ( Bore Size: 77.5mm ), ( Stock Bore Size: 76mm ), ( Stock Picture: Stock Image Actual Product May Vary ), ( Displacement: 307 )
The Wiseco single piston with a bore size of 76mm and a 1.5mm overbore is a high-performance upgrade for your 1987-1991 Kawasaki KX300 SX, specifically the model with the engine number 549m07750. This piston is designed to enhance the power and efficiency of your engine, making it an excellent choice for racers and enthusiasts looking to boost their performance.
The piston is crafted from Wiseco's proprietary aluminum alloy, known for its strength and lightweight properties. This material allows the piston to withstand the intense heat and pressure generated within the engine, ensuring a longer lifespan and reduced risk of failure. The piston also features Wiseco's state-of-the-art ring package, including a high-quality wrist pin and rings, which help reduce friction and increase efficiency.
The 1.5mm overbore provides a larger combustion chamber, allowing for more fuel and air to be mixed and ignited, resulting in increased power output. The piston's skirt is designed to minimize friction with the cylinder wall, ensuring smooth operation and reduced engine noise. The piston also features a unique dome shape, which helps improve engine breathing and combustion efficiency.
Installing this Wiseco piston is a straightforward process, and it's compatible with most aftermarket cylinders. It's important to note that this is a performance part and may require additional modifications to your engine to ensure proper fit and operation. Always consult with a professional mechanic or engine builder before making any modifications to your engine.
In summary, the Wiseco single piston with a 76mm bore and 1.5mm overbore is a high-performance upgrade for your 1987-1991 Kawasaki KX300 SX. Its lightweight aluminum alloy construction, advanced ring package, and unique dome shape help improve power, efficiency, and engine performance. However, it's important to remember that this is a performance part and should be installed by a professional to ensure proper fit and operation.
Pros of buying a Wiseco single piston 76mm 1.5mm for a 1987-1991 Kawasaki 300 SX (549m07750):1. Performance enhancement: Wiseco pistons are known for their high-quality materials, precision manufacturing, and design, which can lead to improved engine performance, such as increased horsepower and torque.
2. Durability: Wiseco pistons are designed to withstand high engine temperatures and pressures, resulting in a longer piston lifespan compared to OEM (original equipment manufacturer) pistons.
3. Customization: The 76mm and 1.5mm Wiseco piston is specifically designed for the Kawasaki 300 SX and can be tailored to meet the unique needs of your particular engine, such as different compression ratios or fuel mixtures.
4. Fit and finish: Wiseco pistons are manufactured to exacting specifications and are known for their precision fit and finish, ensuring a smooth operation and minimal wear on other engine components.
Cons of buying a Wiseco single piston 76mm 1.5mm for a 1987-1991 Kawasaki 300 SX (549m07750):1. Cost: Wiseco pistons can be more expensive than OEM pistons, which may be a significant factor for some riders.
2. Installation complexity: Installing a Wiseco piston can be a more complex process compared to installing an OEM piston, requiring specialized tools and skills.
3. Potential engine tuning: A Wiseco piston may require additional engine tuning to ensure optimal performance, which could involve additional costs and time.
Conclusion and recommendation:If you are looking to improve the performance of your 1987-1991 Kawasaki 300 SX (549m07750) and are willing to invest in a high-quality piston, the Wiseco single piston 76mm 1.5mm is a good option. Its durability, precision fitting, and customization capabilities make it a reliable choice for riders who want to take their bike to the next level. However, be aware of the potential costs and installation complexity associated with this upgrade, and consider consulting with a qualified mechanic to ensure a smooth installation process.