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Koso 170cc Big Bore Kit With 4V Head Honda Grom
This kit for the Honda Grom not only boosts your displacement to 170cc, it also doubles the amount of valves! Unleash the Grom's true power!
This is a very technical kit, please review the fitment notes and additional requirements before ordering.
- Greatly improved engine performance
- Increases cylinder displacement to 170cc
- Upgrades engine from 2 to 4 valves
- Stainless steel 24mm intake valves
- Stainless steel 20mm exhaust valves
- Performance cam shaft
Note: Additional parts are required.
|Product Style||Item #||Store SKU||Manufacturer Product #||Availability|
|Product Style Koso 170cc Big Bore Kit With 4V Head Honda Grom 2014-2020||Item # 1246457||Store SKU||Manufacturer Product # MB623003||Availability Available: Requires 3-5 business days of lead time prior to shipment|