Valve Service Specifications

Stem Diameter
Intake 9.449 - 9.474 mm (0.372 - 0.373 in.)
Exhaust 9.423 - 9.449 mm (0.371. 0.372 in.)
Stem to Guide Clearance
Intake 0.0254 - 0.0762 mm (0.001. 0-003 in.)
Exhaust 0.0508 - 0.1016 mm (0.002 - 0.004 in.)
Service Limit 0.4318 (0.017 in.)
Face Angle 43.25 - 43.75 °
Head Diameter
Intake 47.752 mm (1.88 in.)
Exhaust 41.072 (1.617 in.)
Length (Overall)
Intake 126.21. 126.85 mm (4.969 - 4.994 in.)
Exhaust 126.44 - 127.30 mm (4.978 - 5.012 in.)
Lift (@ zero lash)
Intake 10.414 mm (0.410 in.)
Exhaust 10.592 mm (0.417 in.)
Width (Finish)
Intake 1.016 - 1.524 mm (0.040 - 0.060 in.)
Exhaust 1.524 - 2.032 mm (0.060 - 0.080 in.)
VALVE TIMING
Exhaust Valve
Closes 33 °ATDC
Opens 56 °BBDC
Duration 269 °
Intake Valve
Closes 62 °ATDC
Opens 7 °BBDC
Duration 249 °
Valve Overlap 41 °