Suzuki DL650K5 - Service Data

9-44 SERVICING INFORMATION
SERVICE DATA
VALVE + GUIDE
Unit: mm (in)
ITEM STANDARD LIMIT
Valve diam.
IN.
31
(1.2)
----
EX.
25.5
(1.0)
----
Valve clearance (when cold)
IN.
0.10 – 0.20
(0.004 – 0.008)
----
EX.
0.20 – 0.30
(0.008 – 0.012)
----
Valve guide to valve stem
clearance
IN.
0.020 – 0.047
(0.0008 – 0.0019)
----
EX.
0.030 – 0.057
(0.0012 – 0.0022)
----
Valve guide I.D.
IN. & EX.
4.500 – 4.512
(0.1772 – 0.1776)
----
Valve stem O.D.
IN.
4.465 – 4.480
(0.1758 – 0.1764)
----
EX.
4.455 – 4.470
(0.1754 – 0.1760)
----
Valve stem deflection
IN. & EX. ----
0.35
(0.014)
Valve stem runout
IN. & EX. ----
0.05
(0.002)
Valve head thickness
IN. & EX. ----
0.5
(0.02)
Valve seat width
IN. & EX.
0.9 – 1.1
(0.035 – 0.043)
----
Valve head radial runout
IN. & EX. ----
0.03
(0.001)
Valve spring free length
(IN. & EX.)
INNER ----
36.8
(1.45)
OUTER ----
39.8
(1.57)
Valve spring tension
(IN. & EX.) INNER
4.2 – 4.8 kgf
(9.26 – 10.58 lbs)
at length 29.9 mm (1.18 in)
----
OUTER
17.0 – 19.6 kgf
(37.48 – 43.21 lbs)
at length 33.4 mm (1.31 in)
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