Daytona Super Clutch Center Spring, 3%, Honda Dio

Yellow: Approximately 3% Spring Rate Up

Renewal for conventional products! Silicon chrome steel for high quality valve spring Oil Tempered wire (JIS・SWOSC-V) Shot peening processing to improve the fatigue strength of Gold.
It is difficult to cause sagging even under long-term use under high temperature, and it demonstrates stable performance.Safe J FOR FORMAPEL product.

* Base painting for identification is applied though it will not have permanent durability. It might get off during use.
* Choose the appropriate product with suitable spring rate after considering the engine power and its peak power rotation. 

[Center spring selection guide (50cc scooter)]:
* Normal engine + normal exhaust: STD-3% UP
* Normal engine + Commercially sold chamber: 3% UP-10% UP
* Commercially sold big bore + normal exhaust : 3% UP-20% UP
* Commercially sold big bore + Commercially sold chamber : 10% UP-20% UP

* If product of more than 10% UP is installed on normal type 50cc engine, the acceleration feeling may get worse.
* Adjust to have a better feeling along with reviewing the total weight of the weight roller. 
* Inapplicable to LIVE DIO/J/S/ (00-02) (genuine part number 23233-GBL-J20).