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CRF's Only will be closed Thursday and Friday for the Thanksgiving Holiday. Operations will resume on Monday. COVID-19 Update: CRF's Only is open and shipping. Expect delays from CRF's Only normal shipping time frames. Orders placed after 10am PT will be processed the next day. Store Pickup has been suspended.


  • Brand:Athena
  • Model:68-4718

Price : $863.95 $820.75

Quantity:
CRF250R\'18-19 - Athena 280cc Big Bore Kit

Athena 280cc Big Bore Kit

  • Includes nickel carbine coated cylinder
  • Cylinder with wider water jackets keeps this big bore cool
  • Complete piston kit
  • Top end gaskets
  • A full line of replacement parts are available
  • High compression piston
  • 82mm piston

"There's no replacement for displacement"