Set motor (cylinder kit) with an increased diameter of 98mm from the manufacturer Athena for Yamaha WR 450 F (2007-2015) / YZ 450 F (2006-2009).
The Italian manufacturer Athena constantly invests in research and development, resulting in high-quality products made from top materials processed with state-of-the-art technology.
Includes all elements shown in the picture (cylinder, piston, pin, rings, clips, gaskets).
Technical specifications:
- technology: aluminum / NiCaSil;
- cooling: liquid;
- cylinder diameter: 98 mm;
- piston stroke: 63.4 mm;
- displacement: 480 cc;
- compression ratio: 12.4:1;
- piston pin diameter: 18 mm;
- number of rings: 2;
- thickness of compression ring: 1 mm;
- thickness of oil ring: 2.5 mm;
- power output: 56 HP at 8,500 RPM;
- cylinder head is not included.
Warning: All Athena products must be used in accordance with the specific national regulations of the member state in which they are marketed or sold. Athena disclaims any responsibility for any improper use.
Complete application list can be found below.
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