Supertech SPRK-1002 valve spring set fits Toyota GT86 & Subaru BRZ FA20
- Description
- 16 valve springs
- Spring retainer made of titanium top
- Spring retainer from steel below
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Sport valve spring set from Supertech made of high quality tempered steel with titanium spring plates for all FA20 Boxer engines.
These valve springs have an extra adjusted spring rate.
- Better and faster response
- Higher engine speed possible
- Lighter valve train due to titanium plates
- Absolutely stable for high rpm
Outer spring outer diameter: 29,05mm
Outer spring inner diameter: 21,85mm
Inner spring outer diameter: 20,50mm
Inner spring inner diameter: 15,50mm
Valve seat pressure: 33,57kg/33,5mm
Pressure open: 78,93kg/10mm
Max. Stroke: 14.00mm
Min. spring height (when compressed): 19.50mm
Spring rate in lbs./mm: 10.00
Included in kit:
Accessories
Sport valve spring set from Supertech made of high quality tempered steel with titanium spring plates for all FA20 Boxer engines.
These valve springs have an extra adjusted spring rate.
- Better and faster response
- Higher engine speed possible
- Lighter valve train due to titanium plates
- Absolutely stable for high rpm
Outer spring outer diameter: 29,05mm
Outer spring inner diameter: 21,85mm
Inner spring outer diameter: 20,50mm
Inner spring inner diameter: 15,50mm
Valve seat pressure: 33,57kg/33,5mm
Pressure open: 78,93kg/10mm
Max. Stroke: 14.00mm
Min. spring height (when compressed): 19.50mm
Spring rate in lbs./mm: 10.00
Included in kit:
- 16 valve springs
- Spring retainer made of titanium top
- Spring retainer from steel below
Accessories