fits model: Ex570, 570. make: Yamaha. year: 1991–1992.

( Brand: Race-driven ), ( Manufacturer Part Number: 90147 ), ( Type: Piston Kit ), ( UPC: 191916023587 )
Introducing the Race-Driven 1991-1992 Yamaha Exciter 570 EX570 Piston Kit, a high-performance upgrade for your off-road motorcycle. This piston kit is specifically designed for the Yamaha EX570 model years 1991 and 1992, and it's not just another aftermarket part, it's a game-changer.
The heart of this piston kit is the forged, Teflon-coated pistons. These pistons are not only stronger than the OEM pistons but also lighter, resulting in increased power output and improved engine response. The Teflon coating on the piston skirts provides exceptional piston-to-cylinder wall friction reduction, which translates to less engine heat and longer piston life.
The piston kit also includes new rings, gudges, and pins. The rings are precision-engineered to provide a perfect seal, ensuring optimal combustion efficiency and reducing power loss. The gudges and pins are made from high-quality material, ensuring a secure fit and long-lasting durability.
This piston kit is a direct bolt-on replacement for the OEM pistons, making installation easy and hassle-free. It's perfect for riders looking to boost their Exciter's power output, improve its performance, and extend its lifespan.
In summary, the Race-Driven 1991-1992 Yamaha Exciter 570 EX570 Piston Kit is a top-tier upgrade for your off-road motorcycle. With its forged, Teflon-coated pistons, precision-engineered rings, and durable gudges and pins, this kit provides increased power, improved performance, and extended engine life. Upgrade your Exciter today and take your riding experience to the next level.
a. Enhanced Engine Performance: Teflon coating reduces friction between piston and cylinder walls, which results in improved engine performance.
b. Increased Durability: The Teflon coating acts as a protective layer, reducing the wear and tear of the piston, leading to a longer engine life.
c. Better Throttle Response: The reduced friction also improves throttle response, allowing for quicker acceleration.
d. Smoother Engine Operation: The Teflon coating reduces engine noise and vibration, providing a smoother riding experience.
2. Cons:a. Cost: Teflon-coated piston kits are more expensive than standard piston kits.
b. Complex Installation: Installing a Teflon-coated piston kit requires precise fitting to ensure the Teflon coating is not damaged during installation.
c. Potential for Overheating: The Teflon coating can melt if the engine overheats, potentially causing engine damage.
Conclusion:While a Teflon-coated piston kit offers several advantages, including improved engine performance, increased durability, better throttle response, and smoother engine operation, it also comes with some drawbacks. The higher cost and complex installation process are potential concerns. Additionally, the risk of engine damage due to overheating is a significant consideration.
Recommendation:If you are an experienced motorcycle mechanic or have the financial resources to invest in a high-performance piston kit, a Teflon-coated piston kit for your 1991-1992 Yamaha Exciter 570 EX570 could be an excellent investment. However, if you are a casual rider or have limited mechanical experience, it may be worth considering a standard piston kit to save on cost and simplify the installation process. Regular maintenance and careful riding practices can help extend the life of your engine without the need for a Teflon-coated piston kit.
These pistons have a hardened dome and teflon coated skirt. In cases where any part of the old piston is broken or burned through, crankcase should be disassembled and thoroughly flushed debris. Race-Driven recommends the following preliminary work to be performed by a qualified mechanic prior installing new pistons. If the old piston has failed, determine cause and remedy problem before replacing.
Customer Driven Quality Race-Driven. All piston assemblies include rings, wrist pin and cir clips. 1991 1992 Yamaha Exciter II 570 EX570 Piston Kit Teflon Coated Race-Driven: 65.95: Race-Driven. Air leaks and/or a lean fuel mixture are the two biggest causes of burned pistons.