145cc S-Stage Bore Up Kit w/ N-10 Cam - 22+ Grom JC92 FactoryCRF110MOD Will work for most single-cylinder

Will work for most single-cylinder EFI engines

Case boring required: If you don’t have any experience working on your engine

The straps are one inch wide and made of high quality nylon to give you the strength you need to secure your machine

- Unlike other similar kits on the market

In case of Monkey · Gorilla

145cc S-Stage Bore Up Kit w/ N-10 Cam - 22+ Grom JC92 FactoryCRF110MOD Will work for most single-cylinderFitment22+ Honda Grom (JC92 10000011099999) S stage bore up kit 145cc By changing the cylinder and piston, the displacement can be changed from normal 124cc to 145cc. By installing together with FI controller TYPE e (injection controller), it realizes torqueful output characteristics different from normal. The cylinder adopts an aluminum steel sleeve cylinder. Bore diameter 54mm Stroke 63. 1mm (normal) Compression ratio 11. 2: 1 cylinder can be