Part Number: KVS25NEO-FERREA

Description: Beehive Springs for Ferrea Valves Set

Fitment: 98-02 Nissan Skyline R34 GTT RB25DET NEO

Details:

Beehive spring and Titanium retainer Kit to suit 6mm stem Ferrea Valves F1934P and F1936P.
Intake: 86lb seat pressure at 37.00mm installed height.
Exhaust: 89lb seat pressure at 38.65mm installed height.
Coil bind 22.85mm.
Fit 1.5mm shim on top of factory spring base. Must use K10063-24 locks.