Athena 58mm 144cc Big Bore Cylinder Top End Kit!
This is the best and most reliable big bore kit on the market & NO ONE SELLS IT FOR LESS!
Fits Yamaha YZ125X2 Stroke Dirt BikesYears 2020 2021 2022
This kit includes:

• 58mm 144cc Nikasil Athena Big Bore Cylinder
• Athena 58mm Coated Piston Kit (Includes, Piston, Pin, Rings & Clips)
• Athena Complete Top End Gasket Set
• Athena Head
• Athena Head Stud Kit
• All parts come with warranty.

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