Suzuki Vinson LT-A500F - Page 323

10-4 LT-A500FK1 ('01-MODEL)
SERVICE DATA
VALVE + GUIDE Unit, mm (in)
ITEM STANDARD
LIMIT
Valve diam.
IN.
30.6
(1.20)
EX.
27.0
(1.06)
Valve clearance (when cold)
IN.
0.05-0.10
(0.002 - 0.004)
EX.
0.17-0.22
(0.007 - 0.009)
Valve guide to valve stem
clearance
IN.
0.010-0.037
(0.0004-0.0015)
EX.
0.030 - 0.057
(0.0012-0.0024)
Valve stem deflection
IN. & EX.
0.35
(0.014)
Valve guide I.D.
IN. & EX.
5.000-5.012
(0.1969-0.1973)
Valve stem O.D.
IN.
4.975 - 4.990
(0.1959-0.1965)
EX.
4.955 - 4.970
(0.1951 -0.1957)
Valve stem runout
IN.&EX.
0.05
(0.002)
Valve head thickness
IN. & EX.
0.5
(0.02)
Valve stem end length
IN. & EX.
1.8
(0.07)
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
35.0
(1.38)
OUTER
37.8
(1.49)
Valve spring tension (IN. & EX.)
INNER
5.3 - 6.5 kgf
(11.7-14.3 lbs)
at length 28.0 mm (1.10 in)
OUTER
13.1 - 15.1 kgf
(28.9 - 33.3 lbs)
at length 31.5 mm (1.24 in)