






ATHENA
TOP END PISTON KIT; KAWASAKI 450 KX-F 21-23
Out of stock · stock as of Sep 3, 2026
Shipping calculated at checkout
30-day returns on unused parts
Details
Breathe new life into your 4-stroke engine with Athena's Forged Top End Piston Kit. Built for riders who demand maximum performance and long-lasting 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 smooth, consistent power delivery, while premium Japanese piston rings and Athena's advanced gasket technology provide outstanding sealing for dependable performance in the toughest riding conditions. 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 delivers efficient combustion and smooth, responsive power output Advanced gasket materials provide dependable, leak-free sealing under demanding riding conditions Includes: Forged 4-Stroke Piston Piston Rings (2) Piston Pin / Wrist Pin Circlips Complete Top End Gasket Kit Piston Size: 95.98mm Displacement: 450cc Compression Ratio: 12.5:1 Piston Type: Forged Compression Height: 23.70mm Piston Pin: Biconical Big End Pin Diameter: 19 x 10 x 45mm
Specs
- Vehicle
- Offroad
- Weight Lb
- 0.0
- Shipping Class
- standard


