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356.51 USD (56,833 JPY)
Webike Point: +568 pt
(3.56 USD)
Delivery Information
If manufacturer have in stock, ships around 1st Jul. 2026
Product detail
[Type] 125cc
[Components]
・I-MAP injection controller
・O2 sensor feedback canceller
[Specification]
・Inner diameter: Φ54.2
・Piston: Forged specification (molybdenum coated finish)
・Compression ratio: 12.2:1 (Stock: 9.3:1)
・Unleaded premium gasoline specification
**Oil cooler kit is required for installation.
*The exhaust must be replaced separately to ensure stable performance.
*There may be changes in product specifications due to the manufacturer's reasons.
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All the parts you need to increase the power of your MONKEY 125 (JB02) !
High-compression pistons, high camshafts, sensor feedback canceller, and high power output without changing the 125cc engine
This is a complete kit that includes I-MAP, which controls fuel injection, in one set.
You can squeeze out more power than stock.
Points of Attention
* If there may be an instruction manual included, it will be written in Japanese.
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