Valve Service Specifications

Width (Finish)
Intake 1.016 - 1.524 mm (0.040 - 0.060 in.)
Exhaust 1.524 - 2.032 mm (0.060 - 0.080 in.)
Face Angle 43.25 - 43.75 °
Head Diameter
Intake 48.666 mm (1.916 in.)
Exhaust 41.250 mm (1.624 in.)
Length (Overall)
Intake 124.28 - 125.92 mm (4.893 - 4.918 in.)
Exhaust 124.64 - 125.27 mm (4.907 - 4.932 in.)
Lift (@ zero lash) 10.973 mm (0.432 in.)
Stem Diameter 7.899 - 7.925 mm (0.311. 0.312 in.)
Stem to Guide Clearance 0.0254 - 0.0762 mm (0.001. 0.003 in.)
Service Limit (rocking method) 0.4318 mm (0.017 in.)
VALVE TIMING
Exhaust Valve
Closes 21 °ATDC
Opens 60 °BBDC
Duration 264 °
Intake Valve
Closes 61 °ATDC
Opens 10 °BBDC
Duration 250 °
Valve Overlap 31 °