Reinforced valve springs Fiat Punto GT - Uno Turbo 1300 - 1400 - 1600
Valve springs 16 pieces 8 internal springs 8 external springs, it is possible to install only the 8 large ones which are already more reinforced than the 8 original ones or install the double spring which allows you to reach higher engine rotation speeds without having any problem of sending the original springs into a pack and valve flutter.