Supertech valve spring kit SPRK-FE20N54-BE2 – BMW N54/55 Conical spring kit SPR-FE20-BE-2(24) 88lbs@36.5mm Rate:7.25lbs/mm CB@23.2mm lift Max Rec’d lift:12mm Intake RET-BMN54/TI(12) Exhaust RET-BMN54/TE(12) Use Factory valve seal Factory KPR OK.
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Supertech valve spring kit SPRK-FE20N54-BE2 – BMW N54/55 Conical spring kit SPR-FE20-BE-2(24) 88lbs@36.5mm Rate:7.25lbs/mm CB@23.2mm lift Max Rec’d lift:12mm Intake RET-BMN54/TI(12) Exhaust RET-BMN54/TE(12) Use Factory valve seal Factory KPR OK.
€ 1.766,07
Supertech valve spring kit SPRK-FE20N54-BE2 – BMW N54/55 Conical spring kit SPR-FE20-BE-2(24) 88lbs@36.5mm Rate:7.25lbs/mm CB@23.2mm lift Max Rec’d lift:12mm Intake RET-BMN54/TI(12) Exhaust RET-BMN54/TE(12) Use Factory valve seal Factory KPR OK.


