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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Use with stock valve springs with standard rev limit or upgraded springs
Complete with a carbon style shift pattern emblem
M20 stainless fill and drain plugs
Thickness = 30mm
GSC Dual Valve Spring and Ti Retainer Set FA 802008270 Use with stock valve springsKEEP YOUR VALVES UNDER CONTROL GSC's dual valve spring kit is their most extreme valve spring option for the FA20. Dual springs feature a heavier outer spring that handles the primary load requirements together with a lighter inner spring for added stability and control. A slight interference between the two springs helps dampen spring oscillations for more accurate valve control at very high rpm. The combined springs offer a high closing pressure
