KVS40 | Barra Race Valve Springs cobra springs ensures superior gear lubrication for

ensures superior gear lubrication for passenger car and trucks whilst offering excellent thermal oxidation stability and corrosion protection

9 Blade PTG-Aero Inconel 713c Turbine Wheel

- All new kinematics to significantly increase grip over regular drop knuckles

Nissan Fairlady 350Z

Designed for applications up to a recommended 1000whp

KVS40 | Barra Race Valve Springs cobra springs ensures superior gear lubrication forValve Springs Ford Barra 4. 0L 6CYL BA FG Falcon Turbo and non Turbo engine. Suits the OEM retainer and seat. Drops into standard cylinder head setup with OE fitment. 100lb at 38. 0mm install height. 207lbs at 11. 5mm valve lift. Coil bind at 24. 4mm.