Valve Spring
Installed Height Specifications
Engine M64 / 05 / 06 / 07 / 08
Inlet Valve Dimension "A": 36.7 + 0.3 mm
Exhaust Valve Dimension "A": 35.7 + 0.3 mm
Engine M64 / 20 (RS)
Inlet Valve Dimension "A": 37.2 + 0.3 mm
Exhaust valve Dimension "A": 35.8 + 0.3 mm