TOP END PISTON KIT; KTM / GAS GAS / HUSQ 250 20-23

Breathe new life into your 4-stroke enduro engine with Athena's Forged Top End Piston Kit. Engineered for riders who demand championship-level performance and uncompromising reliability, this complete rebuild kit combines a precision-forged piston with Athena's premium top-end gasket kit for an easy 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 responsive power, while premium Japanese piston rings and Athena's advanced gasket technology provide outstanding sealing for long-lasting 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 smooth, responsive power delivery
• Advanced gasket materials provide dependable, leak-free sealing under demanding enduro conditions

Includes:

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

Specs / Notes

• Piston Size: 77.96mm
• Displacement: 250cc
• Compression: 13.9:1
• Piston Type: Forged
• Compression Height: 19.40mm
• Piston Pin: Biconical
• Big End Pin Diameter: 16 x 9 x 38.2mm