Mechanical Specifications

Valve Spring
Free height standard
Intake (blue) 44.84 - 45.34 mm (1.7654 - 1.7850 in.)
Exhaust (yellow) 45.28 - 45.78 mm (1.7827 - 1.8024 in.)
Out-of-square 1.9 mm (0.0748 in.)
Installation height
Intake (blue) and Exhaust (yellow) 35.30 mm (1.390 in.)
Height during valve open
Intake (blue) 24.94 mm (0.9819 in.)
Exhaust (yellow) 26.39 mm (1.0390 in.)