The TiAL wastegate springs for the F38mm and F41mm wastegates can be used to change the characteristics of your TiAL wastegate to suite your needs. The springs are available as follows:
.25 Bar - Small Yellow.4 Bar - Small Red.5 Bar - Small Green.6 Bar - Small Blue.7 Bar - Big Yellow.8 Bar - Big Red.9 Bar - Big Green1.0 Bar - Big Blue1.1 Bar - Big Red and Small Yellow1.2 Bar - Big Green and Small Yellow1.3 Bar - Big Blue and Small Yellow1.4 Bar - Big Blue and Small Red1.5 Bar - Big Blue and Small Green1.6 Bar - Big Blue and Small Blue
Higher pressure settings require the use of both small and large diameter springs. When using a dual spring setup the resultant pressure is equal to the sum of the individual springs.
