Service Data - Suzuki DR-Z400S 2001 Service Manual

SERVICE DATA

VALVE + GUIDE
ITEM
Valve diameter
Tappet clearance (when cold)
Valve-guide-to-valve-stem clearance
Valve stem deflection
Valve guide I.D.
Valve stem O.D.
Valve stem runout
Valve stem thickness
Valve seat width
Valve head radial runout
Valve spring free length
(IN. & EX.)
Valve spring tension
(IN. & EX.)
STANDARD
IN.
EX.
IN.
(0.0039 – 0.0079)
EX.
(0.0079 – 0.0118)
0.010 – 0.037
IN.
(0.0004 – 0.0015)
0.030 – 0.057
EX.
(0.0012 – 0.0022)
IN. & EX.
5.000 – 5.012
IN. & EX.
(0.1969 – 0.1973)
4.975 – 4.990
IN.
(0.1959 – 0.1965)
4.955 – 4.970
EX.
(0.1951 – 0.1957)
IN. & EX.
IN. & EX.
IN. & EX.
(0.035 – 0.043)
IN. & EX.
INNER
OUTER
INNER (5.6 – 6.4 kgf, 12.3 – 14.1 lbs)
at length 27.4 mm (1.08 in)
OUTER (12.6 – 14.5 kgf, 27.7 – 32.0 lbs)
at length 30.9 mm (1.22 in)
SERVICING INFORMATION
36
(1.42)
29
(1.14)
0.10 – 0.20
0.20 – 0.30
—
—
—
0.9 – 1.1
—
—
—
56 – 64 N
126 – 145 N
8-27
Unit: mm (in)
LIMIT
—
—
—
—
—
—
0.35
(0.014)
—
—
—
0.05
(0.002)
0.5
(0.02)
—
0.03
(0.001)
32.6
(1.28)
36.3
(1.43)
—
—