ATHENA P5F0790323002B Top End Piston Kit for Honda CRF-R 250 2022-2023

Breathe new life into your 4-stroke enduro engine with Athena's Forged Top End Piston Kit. Designed for riders who demand championship-level performance and uncompromising reliability, this complete rebuild kit pairs a precision-forged piston with Athena's premium top-end gasket kit for a seamless installation and race-ready durability. Manufactured using a reverse extrusion forging process and precision CNC machining, the piston delivers exceptional strength, superior heat resistance, and crisp throttle response, while premium Japanese piston rings and Athena's advanced gasket technology provide outstanding sealing under the toughest riding conditions. Compatible with Athena's Racing DLC Wrist Pin (sold separately) for riders looking to further reduce friction and maximize engine performance.

• Complete top-end rebuild kit featuring a forged 4-stroke piston and premium gasket set
• Reverse-extruded forged aluminum piston for exceptional strength and durability
• Precision CNC-machined for OEM-quality fit and consistent performance
• Premium Japanese piston rings with wear-resistant coatings reduce friction and extend engine life
• Optimized piston design promotes efficient combustion and responsive power delivery
• Advanced gasket materials provide dependable, leak-free sealing for demanding enduro applications
• Compatible with Athena Racing DLC Wrist Pin (Item #S41317088) for enhanced durability and reduced friction

Includes:

• Forged 4-Stroke Piston
• Piston Rings (2)
• Piston Pin / Wrist Pin
• Circlips
• Complete Top End Gasket Kit

Specs / Notes

• Piston Size: 78.96mm
• Displacement: 250cc
• Compression: 14.1:1
• Piston Type: Forged
• Compression Height: 18.70mm
• Piston Pin: Biconical
• Compatible with Athena Racing DLC Wrist Pin Item #S41317088 (sold separately)

The ATHENA P5F0790323002B Top End Piston Kit is designed for Honda CRF-R 250 models from 2022 through 2023. This application-specific kit provides a piston component for top-end engine service on the listed motorcycle application.

Manufactured by ATHENA, this piston kit is identified by part number P5F0790323002B for straightforward product reference and selection. It is supplied as one unit, as indicated by the product data, and is intended for use where a replacement top-end piston is required for the specified Honda CRF-R 250 model years.

Verify the motorcycle model and model year before ordering to help ensure the kit matches the intended application. Use the ATHENA part number P5F0790323002B when confirming fitment or referencing the product for maintenance and repair work.

Features:

• Brand: ATHENA
• Part Number: P5F0790323002B
• Product Type: Top end piston kit
• Application: Honda CRF-R 250
• Model Years: 2022-2023
• Unit of Measure: Each