Supertech Beehive Valve Springs for a BMW / S55 Turbo - 7.25lbs/mm

Upgrade your valvetrain with Supertech beehive valve springs for a BMW / S55 Turbo, rated at 7.25lbs/mm for high RPM stability, precision, and extreme durability.

Attributes
Coil Bind	23.2mm
Rate	7.25lbs/mm
Outer Spring Id	17.6mm
Inner Spring Od	21mm
Inner Spring Id	14.20mm

Specs
Outer Spring Id	17.6mm
Inner Spring Od	21mm
Inner Spring Id	14.2mm
Coil Bind	23.2mm
Rate	8.6lbs/mm