BMW / TOYOTA B48 / B58 VALVE SPRING

Springs data:
Seat pressure - 77lbs @ 40.10mm
Open (lift) pressure - 180lbs @ 10mm
Spring coil bind - 27.00mm
Rate - 10.30lbs/mm
Max lift - 12.20mm
Outer spring outer diameter: 26.50mm
Outer spring inner diameter: 18.70mm
Inner spring outer diameter: 21.60mm
Inner spring inner diameter: 13.80mm