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Chamber selection: 2005+ FX11 - 8.3cc Stock FX12 - 7.8cc (95+ octane) FX13 - 7.2cc (100+ octane) 1994-2004 Y11 - 10.0cc Stock Y12 - 9.3cc (95+ octane) Y13 - 8.8cc (100+ octane) OE cylinder 144cc 58mm FX144 - (91+ octane) FX145 - (100+ octane) Athena 58mm 144cc 2005-2021 Athena144 9.8cc (91+ octane) Athena145 9cc (100+ octane) Athena 58mm 144cc 2022-Present Athena144-22 9.8cc (91+ octane) Athena145-22 9cc (100+ octane)
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🇺🇸 Ship from USA · On Agora since 2026
$80.00