When valve speed increases by high rotation-ization of engine, 'valve bounce' may occur by the factory valve springs. Moreover, since inherent pitch is low, 'Surging' may occur in a high rotation region. In JUN, the valve spring with which the load optimal at the time of a set and a valve lift is acquired was manufactured. Even when the amount of valve lifts increases by using a high cam, since the adhesion margin is secured enough, the JUN valve springs does not have degradation and its durability is also improving.
Specifications(unit:mm,kgf):
< li >Diameter: 4.0< li >Set Length: 40.0< li >Lift Length: 28.0< li >Set Load: 30.0< li >Lift Load: 79.5
Note(s):
< li >Picture is for representation only. Actual product may vary.
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