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Athena Athena 72mm/293cc Big Bore Cylinder Kit & Exhaust Valve Kit (P400485100042)

P400485100042 - Athena Big Bore Race Cylinder Kit For Yamaha YZ250 2003-2026 - Silver

Name: P400485100042 - Athena Big Bore Race Cylinder Kit For Yamaha YZ250 2003-2026 - Silver
Brand: Athena
SKU: 44248955925

by Athena

£1313.77

GTIN08055681301122

EAN8055681301122

MPNP400485100042

Prices updated 7 Jun 2026

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Prices checked 22d ago

GhostBikes.com

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Out of stockUsually Dispatched Within 3-4 days (Mon-Fri)New

£1313.77

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Product Description

Features: Aluminum cylinder with nickel carbide coating and aluminum cylinder head with removeable bronze dome . Specially designed, high performance, hard anodized power valves (cannot use OEM). Kit also includes Athena top end gasket set with required seals and hardware. Piston kit includes a forged race piston, rings, clips and pin.

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