Big bore kit to increase displacement. Typically includes cylinder, piston, and necessary gaskets.
Athena is an Italian manufacturer of cylinder kits, big bore kits, gasket sets, and oil seals for a wide range of models.
Fits these engines
- Brand: Athena
- Type: Big bore kit
- Engine brand: KTM
- Model: 250 SX-F
- Year: 2006-2009
- Article number: 420-0270-100004
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