Valve Inspection

1.Remove the valves.

2.Measure the valve in these areas.

Intake Valve Dimensions 
A Standard (New): 34.85-35.15 mm
(1.372-1.384 in.)
 
B Standard (New): 108.7-109.5 mm
(4.280-4.311 in.)
 
C Standard (New): 5.475-5.485 mm
(0.2156-0.2159 in.)
 
C Service Limit: 5.445 mm (0.214 in.) 

Exhaust Valve Dimensions 
A Standard (New): 29.85-30.15 mm
(1.175-1.187 in.)
 
Except KP, KT, KW models: 
B Standard (New): 108.3-109.1 mm
(4.264-4.295 in.)
 
KP, KT, KW models: 
B Standard (New): 108.4-109.0 mm
(4.268-4.291 in.)
 
C Standard (New): 5.450-5.460 mm
(0.2146-0.2150 in.)
 
C Service Limit: 5.42 mm (0.213 in.)