Torque spring tuning set for Tec Runner

19,95 €

incl. 19% VAT , plus

Manufacturers recommended retail price: 24,95 €

(Save 20.04%, i.e. 5,00 €)

Spring variator tuning

19,95 €

incl. 19% VAT , plus

piece

Replacing the spring is necessary when tuning engines, the idea is to prevent the initial response from the variator therefore increasing the engine speed, the the increase power with delayed engagement will increase the power at pull off.

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