Koso 61mm 170cc Big Bore Kit MB623002 for Honda Grom 125 Monkey 125 2014-2021
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- SKU:
- DS01-1419
- MPN:
- MB623002
- Condition:
- New
Description
Important: Must use 91-94 octane Premium gas.
To run correctly you will also need ECU modification, a fuel tuner, and a performance exhaust.
| Specifications | |
|---|---|
| Displacement: | 169 cc |
| Cylinder Material: | Aluminum / Cermic Coated |
| Piston Size: | 61 mm |
| Piston Construction: | Forged |
| Compression Ratio: | 11.5:1 |
| Includes: | Piston ring set, piston, wrist pin, head and base gaskets, and cylinder |
| Required additional components (Sold separately) | |
|---|---|
| Description | Partnumber |
| ECU Modification | ----- |
| Fuel Tuner | ----- |
| Performance Exhaust | ----- |
Product Features
- This kit features a ceramic coated cylinder and a forged piston with a 11.5:1 compression ratio
- Piston is designed for a 2 valve head
- Retains the ability to run on premium pump gas and maintains the reliability of a stock motor
| Make | Model | Year |
|---|---|---|
| Honda | Grom 125 | 2014-2015 |
| Honda | Grom 125 | 2017-2021 |
| Honda | Grom 125 ABS | 2018-2021 |
| Honda | Monkey Z125M | 2019-2021 |
| Honda | Monkey Z125MA ABS | 2019-2021 |
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