Valve Spring
Free LengthIntake
Outer [1] 40.92 mm (1.611 inch)
Outer [2] 40.91 mm (1.611 inch)
Inner 36.71 mm (1.445 inch)
Exhaust [1] 41.96 mm (1.652 inch)
Exhaust [2] 41.94 mm (1.651 inch)
[1] NIHON HATSUJO manufactered valve spring.
[2] CHUO HATSUJO manufactured valve spring.