​Supertech
valve
springs
are
computer
designed
to
ensure
smooth
harmonics
under
high
RPM
and
load.
The
stress
levels
are
kept
under
control
and
fatigue
is
reduced
for
long
durability
under
extreme
conditions.
These
springs
are
made
of
premium
Superclean
Chrome
Silicon
Vanadium
steel
alloy,
which
is
a
tough
alloy
that
was
designed
for
higher
performance
and
durability
at
high
RPM's
and
memory
retention.
