Description:
STK Performance Parts - Racing Dual Valve Spring & Valve Upgrade Kit for VW 8v
Complete kit includes:
Racing Dual Valve Springs
8 × Inner Springs
8 × Outer Springs
Seat Pressure @ 34 mm = 90 lbs | Full Lift Pressure = 200 lbs
(Safe for 8500+ RPM with correct geometry)
Chromoly Retainers
8 × 7 mm Valve Stem Chromoly Steel Retainers
Performance 3-Groove Valves
4 × Inlet Valves – 40 mm head × 7 mm stem
4 × Exhaust Valves – 33 mm head × 7 mm stem
Full drop-in high-RPM upgrade package for VW 8v heads – everything required for reliable performance in fast-road, track, or forced-induction builds.
