Valve springs VW / Audi 1.8 2.0 16V KR PL 9A ABF ACE FCP

Valve springs data
Installed seat pressure – 38kg
Load – 100kg@12.5mm
Max. lift – up to 13mm
Made from chrome silicone steel SAE9254-V
Outer spring outer diameter: 30.50mm
Outer spring inner diameter: 23.20mm
Inner spring outer diameter: 21.20mm
Inner spring inner diameter: 16.20mm
16 pcs. outer springs
16 pcs. inner springs
Fits all 4 cylinder 1.8 2.0 16V VW / Audi engines KR, PL, 9A, ABF, ACE.    
With this set the risk of valve flutter and a possible engine failure is minimized.
Recommended for engines with series and racing camshafts and over 7600 RPM.  
Can also be used together with standard or FCP titanium retainers.