Supertech Beehive Valve Springs for a Toyota / FR-S 4U-GSE - 9.70lbs/mm

Upgrade your valvetrain with Supertech beehive valve springs for a Toyota / FR-S 4U-GSE, rated at 9.70lbs/mm for high RPM stability, precision, and extreme durability.

Attributes
Coil Bind	19mm
Rate	9.70lbs/mm

Specs
Spring Bottom Od	29.10mm
Coil Bind	19.00mm
Rate	9.70lbs/mm
Spring Top Od	23mm