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SPEC
ENGINE SPECIFICATIONS
Timing chain
Model/number of links RH2015/130 ----
Tensioning system Automatic ----
Valves, valve seats, valve guides
Valve clearance (cold)
Intake 0.11 ~ 0.20 mm (0.0043 ~ 0.0079 in) ----
Exhaust 0.21 ~ 0.27 mm (0.0083 ~ 0.0106 in) ----
Valve dimensions
Valve head diameter A
Intake 22.9 ~ 23.1 mm (0.9016 ~ 0.9094 in) ----
Exhaust 24.4 ~ 24.6 mm (0.9606 ~ 0.9685 in) ----
Valve face width B
Intake 1.76 ~ 2.90 mm (0.0693 ~ 0.1142 in) ----
Exhaust 1.76 ~ 2.90 mm (0.0693 ~ 0.1142 in) ----
Valve seat width C
Intake 0.9 ~ 1.1 mm (0.0354 ~ 0.0433 in) ----
Exhaust 0.9 ~ 1.1 mm (0.0354 ~ 0.0433 in) ----
Valve margin thickness D
Intake 0.5 ~ 0.9 mm (0.0197 ~ 0.0354 in) ----
Exhaust 0.5 ~ 0.9 mm (0.0197 ~ 0.0354 in) ----
Valve stem diameter
Intake 3.975 ~ 3.990 mm (0.1565 ~ 0.1571 in) 3.945 mm
(0.1553 in)
Exhaust 4.465 ~ 4.480 mm (0.1758 ~ 0.1764 in) 4.43 mm
(0.1744 in)
Valve guide inside diameter
Intake 4.000 ~ 4.012 mm (0.1575 ~ 0.1580 in) 4.05 mm
(0.1594 in)
Exhaust 4.500 ~ 4.512 mm (0.1772 ~ 0.1776 in) 4.55 mm
(0.1791 in)
Valve-stem-to-valve-guide clearance
Intake 0.010 ~ 0.037 mm (0.0004 ~ 0.0015 in) 0.08 mm
(0.0031 in)
Exhaust 0.020 ~ 0.047 mm (0.0008 ~ 0.0019 in) 0.10 mm
(0.0039 in)
Item Standard Limit
B
C
D
A
Head Diameter Face Width Seat Width Margin Thickness