Honda
Honda Navi 125cc Big bore kit
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*SCOOTERSWAPSHOP EXCLUSIVE ITEM*
*Expected to be available for purchase Summer 2025 - We are working with our manufacturer on an updated revision*
Finally! A bolt on big bore kit for the NAVi! No Boring your stock cylinder, or case!
The 53mm piston size brings your Honda NAVi's displacement up to 125cc!
Increases horsepower, torque, and top speed!
Includes the following
- 53mm cylinder (Cast Iron)
- 53mm piston
- Piston rings
- Piston pin
- Piston clips
- Gaskets for cylinder head and base, and timing chain tensioner.
Recommended to be installed with the Yuminashi Camshaft and polini carb kit