TOP END PISTON & GASKET KIT 78MM KTM SX-F/XC-F 250 13-15, ATHENA P5F0780063001C, SET C
Athena Top End Piston Kit includes a forged 4-stroke piston and a top end gasket kit. The piston has a bore diameter of 77.97 mm and a forged construction from a special high-performance aluminum alloy with high silicon content. Some pistons feature a molybdenum disulfide coating on the skirts to reduce friction. The kit includes two Japanese-made piston rings with wear-resistant coatings (PVD or chromium nitride). Athena gasket kits are developed with extensive experience and use advanced laser cutting technology. Technical features: Big End Pin Diameter 16x9x38.2 mm, Bore Diameter 77.97 mm, Compression Height 19.40 mm, Compression Ratio 13.9:1, Displacement 250 cc, Number Of Segments 2, Piston Pin Type Biconical, Piston Type Forged.
- SKU
- 56-T1008.C_ATH
- Brand
- Athena
- Availability
- In Stock (1)
FULL DESCRIPTION
Athena Top End Piston & Gasket Kit for 250cc Motorcycles
Enhance your motorcycle's engine performance and reliability with the Athena Top End Piston Kit. This comprehensive kit combines a high-performance forged piston with a complete top-end gasket set, designed for a perfect fit and optimal engine function. Athena meticulously develops and tests all piston technologies and materials in-house, ensuring compatibility and superior performance when paired with their engineered gasket sets.
Key Features:
- Forged 4-Stroke Piston: Manufactured using advanced CNC machinery from a special high-performance aluminum alloy with a high silicon content for exceptional durability and performance, matching OE piston reliability while offering increased strength.
- Optimized Profile: The piston's smooth profile promotes regular airflow and perfect flame propagation for improved combustion efficiency.
- Friction Reduction: Some piston skirts feature a molybdenum disulfide coating applied via screen printing to further reduce friction, boosting performance and longevity.
- Premium Piston Rings: Includes Japanese-made piston rings with wear-resistant coatings (PVD or chromium nitride) to minimize friction with the cylinder, thereby increasing performance and extending durability.
- Reliable Gasket Set: Based on over 40 years of industry experience, Athena gasket kits are engineered with constant technological development and produced to strict manufacturer parameters.
- Precision Sealing: Utilizes latest-generation lasers for perfect cutting quality and employs surface treatments and material stress-relieving processes to ensure optimal sealing in critical areas.
Technical Specifications:
- Piston Type: Forged
- Bore Diameter: 77.97 mm
- Number of Piston Rings: 2
- Piston Pin Type: Biconical
- Compression Height: 19.40 mm
- Compression Ratio: 13.9:1
- Big End Pin Diameter: 16x9x38.2 mm
- Displacement: 250 cc
Note: Products designed for competitive use or high-performance applications may not be covered by standard warranty unless a clear manufacturing fault is present. Always ensure proper installation and adhere to local regulations regarding vehicle modifications.