Engines and Components› Cylinder Heads and Components
Athena
Athena Honda MB S 50 45mm Bore 70cc Big Bore Cylinder Kit (For Athena Cyl Kit)
SKU: A0EF 007500
Beginner — under 30 min
Description
It includes two 1.5mm chrome-plated steel piston rings to minimize friction and improve engine pre-compression. The cylinder liner utilizes a special silicon carbide and nickel coating mixture for optimal wear resistance.
Fitment
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Specifications
| Brand | Athena |
| Part Number | A0EF 007500 |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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