Race valve spring set. Titanium top collars. Kit include top and lower collars; springs and valve keys. An interference double spring design with damper that keeps the inner and outer springs from locking and reduces harmonic vibrations. Spring OD 1.550″. Pressure 230lbs@1.875″; 700lbs@1.200″. Coil bind .1100″.
JIMS, valve spring kit, race. Titanium .700″ lift
€786.20
84-99 Evo Big Twin; 99-04 Twin Cam; 86-03 XL Sportster (NU)