STK Performance introduce a range of High Rev Valve Springs for VW 8v & 16v / Audi / Ford Kent / Mazda FE16v ...

Made from High Quality Chrome Silicone materials with 185lbs of pressure ( Standard springs are rated around 80lbs pressure ) to suite RPM ranges up to 9000rpm and up to 13,5mm Cam Lift  , this dual valve spring kit is accompanied with a set of Chromoly Upper Retainers and lower Spring cups to ensure the ultimate reliability for your Race Car , Drag car , Stock car , Turbo Project or Super Charged engines.

Suitable for VW 8v , 16v ABF/KR/AAL , VR6 & V5 , Audi & Combi 5 cylinder 10v , Audi 5 cylinder 20v , Ford Kent , Mazda FE 16v  ....

Check out the link to our product range for further technical information. 

Avoid Valve Bounce , coil bind or Engine Catastrophes and fit the STK Valve Spring Kit to your current or future project car.