Athena 295cc 72mm Yamaha YZ250 YZ250X WR250 Phathead cylinder head kit 1999-2026
This kit includes a cylinder head with different combustion chambers for the YZ250, YZ250X, and WR250 models from 1999-2026. It features a two-piece design for improved cooling and comes with installation tools.
- The description claims the two-piece design improves cooling for better performance.
- The description claims the replaceable combustion chambers allow adjusting performance based on riding conditions.
Specifications
- Color
- Blue, Black, Red, Raw, Purple
- Chamber selection
- AY22 - 22cc Same as Athena OE, AY21 - 21cc (95+ octane), AY20 - 20cc (105+ octane)
Variants (15)
- Blue / AY22 - 22cc Same as Athena OE — 425.00 USD — In stock
- Blue / AY21 - 21cc (95+ octane) — 425.00 USD — In stock
- Blue / AY20 - 20cc (105+ octane) — 425.00 USD — In stock
- Black / AY22 - 22cc Same as Athena OE — 425.00 USD — In stock
- Black / AY21 - 21cc (95+ octane) — 425.00 USD — In stock
- Black / AY20 - 20cc (105+ octane) — 425.00 USD — In stock
- Red / AY22 - 22cc Same as Athena OE — 425.00 USD — In stock
- Red / AY21 - 21cc (95+ octane) — 425.00 USD — In stock
- Red / AY20 - 20cc (105+ octane) — 425.00 USD — In stock
- Raw / AY22 - 22cc Same as Athena OE — 425.00 USD — In stock
- Raw / AY21 - 21cc (95+ octane) — 425.00 USD — In stock
- Raw / AY20 - 20cc (105+ octane) — 425.00 USD — In stock
- Purple / AY22 - 22cc Same as Athena OE — 425.00 USD — In stock
- Purple / AY21 - 21cc (95+ octane) — 425.00 USD — In stock
- Purple / AY20 - 20cc (105+ octane) — 425.00 USD — In stock
AI Readiness
Good foundation, but some important product data is still missing.
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