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There are 2237 products.

Showing 2233-2237 of 2237 item(s)

ATHENA Cylinder Kit Yamaha YZ 125 X (Big Bore)

<HTML><HEAD></HEAD> <BODY> <H3><U>ATHENA Cylinder Kits</U> </H3> <UL> <LI>Projects use 3D Solid Modelling software creating virtual simulation and verification of mechanical stresses. <LI>Aluminium cylinder cast in steel moulds and manufactured by CNC machines to assure millesimal tolerances during all manufacturing phases. <LI>Redesigned water jackets to increase capacity. <LI>Cylinder liner with a special silicon carbide and nickel coating mixture to grant the best fluidity of the piston and durability of the cylinder. <LI>Lapping performed in rooms with indoor temperatures of around 20 degrees, in order to have an excellent control of the boring and of each cylinder quality. <LI>Cylinder support surfaces are perfectly parallels in order to eliminate any matching inaccuracy.</LI></UL></BODY></HTML>
Price €1,052.00

ATHENA Cylinder Kit Yamaha YZ 125

<HTML><HEAD></HEAD> <BODY> <H3><U>ATHENA Cylinder Kits</U> </H3> <UL> <LI>Projects use 3D Solid Modelling software creating virtual simulation and verification of mechanical stresses. <LI>Aluminium cylinder cast in steel moulds and manufactured by CNC machines to assure millesimal tolerances during all manufacturing phases. <LI>Redesigned water jackets to increase capacity. <LI>Cylinder liner with a special silicon carbide and nickel coating mixture to grant the best fluidity of the piston and durability of the cylinder. <LI>Lapping performed in rooms with indoor temperatures of around 20 degrees, in order to have an excellent control of the boring and of each cylinder quality. <LI>Cylinder support surfaces are perfectly parallels in order to eliminate any matching inaccuracy.</LI></UL></BODY></HTML>
Price €1,052.00

ATHENA Cylinder Kit Yamaha YZ 125 (Big Bore)

<HTML><HEAD></HEAD> <BODY> <H3><U>ATHENA Cylinder Kits</U> </H3> <UL> <LI>Projects use 3D Solid Modelling software creating virtual simulation and verification of mechanical stresses. <LI>Aluminium cylinder cast in steel moulds and manufactured by CNC machines to assure millesimal tolerances during all manufacturing phases. <LI>Redesigned water jackets to increase capacity. <LI>Cylinder liner with a special silicon carbide and nickel coating mixture to grant the best fluidity of the piston and durability of the cylinder. <LI>Lapping performed in rooms with indoor temperatures of around 20 degrees, in order to have an excellent control of the boring and of each cylinder quality. <LI>Cylinder support surfaces are perfectly parallels in order to eliminate any matching inaccuracy.</LI></UL></BODY></HTML>
Price €1,052.00

ATHENA Cylinder Kit Yamaha YZ 250 LC (Big Bore)

<HTML><HEAD></HEAD> <BODY> <H3><U>ATHENA Cylinder Kits</U> </H3> <UL> <LI>Projects use 3D Solid Modelling software creating virtual simulation and verification of mechanical stresses. <LI>Aluminium cylinder cast in steel moulds and manufactured by CNC machines to assure millesimal tolerances during all manufacturing phases. <LI>Redesigned water jackets to increase capacity. <LI>Cylinder liner with a special silicon carbide and nickel coating mixture to grant the best fluidity of the piston and durability of the cylinder. <LI>Lapping performed in rooms with indoor temperatures of around 20 degrees, in order to have an excellent control of the boring and of each cylinder quality. <LI>Cylinder support surfaces are perfectly parallels in order to eliminate any matching inaccuracy.</LI></UL></BODY></HTML>
Price €1,520.00

Athena piston kit O 72mm - Athena big Bore Cylinder Kit

<html><head></head> <body> <h3><u>ATHENA Cylinder Kit</u></h3> <p> Unlock the full potential of your Yamaha YZ 250 with Athena's Extreme Big Bore Kit, designed to increase displacement and deliver more torque and power across the entire RPM range. This kit is ideal for riders seeking to enhance their engine's performance beyond stock limits while preserving the agility and responsiveness that make the YZF 250 a top choice in off-road racing.</p> <p><b>Performance upgrade for Yamaha YZ 250</b></p> The kit includes a high-grade aluminum cylinder with an oversized steel liner, a forged performance piston with pin and rings, and all necessary gaskets. Developed through Athena's extensive racing experience, this kit ensures smooth and powerful power delivery at all RPMs. <p><b>GET Boost module included for optimized performance</b></p> The kit features the GET Boost electronic module, developed by Athena's GET division, renowned for its work with top MXGP and AMA teams. Pre-calibrated for this specific setup, GET Boost installs easily without ECU or wiring modifications, unlocking the full potential of your engine. <p><b>Easy installation and seamless integration</b></p> GET Boost connects directly to the injector and throttle body via a dedicated harness. The module is pre-mapped to deliver safe, reliable performance with a power curve tailored to the new cylinder. <p><b>Advanced construction and materials</b></p> The cylinder is made from high-silicon aluminum alloy with a steel liner fused using Athena's proprietary co-casting process, ensuring optimal heat transfer and combustion sealing. The forged piston, CNC-machined and coated with molybdenum disulfide, offers reduced friction and enhanced durability. The DLC-coated pin ensures maximum hardness and reliability. <p><b>High-quality gaskets included</b></p> The MLS (Multi-layer Steel) head gasket is laser-cut from stainless steel to ensure perfect sealing and long-term durability, even under extreme conditions. <ul> <li>Oversized cylinder with high-performance forged piston <li>Includes pre-mapped GET Boost module for easy install. <li>Advanced materials for superior strength and reliability. <li>Premium gaskets ensure perfect and lasting sealing. </li></ul> </body></html>
Price €1,677.00