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28.44 USD (4,533 JPY)
Delivery Information
This product is produced on order.
Usually takes around 10 days to ship.
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SWOSC-V silicon chrome alloy for improved durability.
The use of an unequal pitch spring increases the resonant speed and allows for high speed rotation.
The stroke of the camshaft is sufficient for the lift of the KOSO original camshaft.
Reduced camshaft wear.
Decrease in valve seating impact pressure.
Decrease in valve round-trip transportation mass.
Improvement of spring resonance by adoption of two-stage spring and proper design of spring constant.
Points of Attention
* If there may be an instruction manual included, it will be written in Japanese.
Reviews with image
Fits:YAMAHA BW'S 125 Model 2 Domestic specs[BG1], YAMAHA BW'S R Type 2:Taiwanese specifications [2JS], YAMAHA BW'S X Type 1 Taiwanese specifications [46P], YAMAHA BW'S125 Type 1:Taiwanese specifications [5S9], YAMAHA CYGNUS X Model 3 Domestic specifications [1YP] and Taiwanese specifications [1MS]
Aug 11, 2021
I feel like I'm blowing up better.
I tried it because I was having trouble with high rpm growth, maybe it's the Brushabo effect, but I think it lightened my high rpm. I recommend it unusually.
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