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Athena S5F08300002B Piston Kit (290cc Big Bore) - 83mm Oversize to 82.96mm, 12.5:1 Compression

SKU: 8484858

Athena S5F08300002B Piston Kit (290cc Big Bore) - 83mm Oversize to 82.96mm, 12.5:1 Compression

Athena
$263.85
$263.85 $289.95
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Bore: 82.96mm
Compression: 12.5:1 Compression
Sizing: Oversize

All pistons are forged using a precision heat-treatment process that allows for production tolerances of just .005mm. Forged piston kits are available in A, B and C sizing. Forged piston tooling allows for the lightest available product. Kits include antiwear coated piston, rings, pin and circlip. Made in Germany.

Vehicle Fitment:

2001-2009 Yamaha WR250F
2011-2012 Yamaha WR250F
2001-2007 Yamaha YZ250F
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