Valve Clearance

GENERAL SPECIFICATIONS

Valve arrangement (front to rear) LH E I E I E I E I
Valve arrangement (front to rear) I E I E I E I E
LH Valve guide bore diameter 7.044 - 7.015 mm (0.2773 0.2761 inch)
Valve stem diameter intake 6.995 - 6.965 mm (0.275 - 0.2742 inch)
Valve stem diameter exhaust 6.970 - 6.940 mm (0.274 - 0.2732 inch)
Valve stem to guide clearance 0.020 - 0.079 mm (0.0008 - 0.0031 inch)
Valve head diameter intake 44.5 mm (1.75 inch)
Valve head diameter exhaust 36.0 mm (1.41 inch)
Valve face runout 0.05 mm (0.002 inch)
Valve face angle 45.25 - 45.75 degrees
Valve seat width 1.9 - 2.1 mm (0.0748 0.0827 inch)
Valve seat runout (TIR) 0.025 mm (0.001 inch) maximum
Valve seat angle 44.51 - 45.01 degrees
Valve spring free length 53.37 mm (2.10 inch) ±1.0 mm (0.039 inch)
Valve spring squareness 2 degrees
Valve spring compression 720.0 800.0 N - 28.80 pressure mm (1.1339 inch)
Valve spring installed height 39.7 - 40.3 mm (1.5630 - 1.5866 inch)
Valve spring installed pressure 283.0 - 321.0 N - 42.56 mm (1.6756 inch)