Suzuki DF 60 Service Manual page 14

1-10 GENERAL INFORMATION
Item
VALVE / VALVE GUIDE
Valve diameter IN
EX
Valve clearance
IN
STD
(when cold)
EX
STD
Valve guide to
STD
IN
valve stem
Limit
clearance
STD
EX
Limit
Valve guide
IN,EX
STD
inside diameter
Valve guide
STD
IN,EX
protrusion
IN
STD
Valve stem
outside diameter
EX
STD
Valve stem end
IN,EX Limit
length
IN
Limit
Valve stem end
deflection
EX
Limit
Valve stem runout
IN,EX Limit
Valve head
Limit
IN,EX
radial runout
STD
IN,EX
Valve head
thickness
IN
Limit
Limit
EX
Valve seating
IN,EX STD
contact width
STD
Valve spring free
length
Limit
STD
Valve spring tension
Limit
Valve spring
Limit
sequareness
Unit
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
kg (Ibs) 24.8 – 29.2 (54.7 – 64.3) for 41.5 mm (1.63 in)
kg (Ibs)
mm (in)
Data
DF60T
36 (1.4)
30 (1.2)
0.11 – 0.15 (0.004 – 0.006)
0.13 – 0.17 (0.005 – 0.007)
0.020 – 0.050 (0.0008 – 0.0020)
0.070 (0.0028)
0.045 – 0.075 (0.0018 – 0.0030)
0.090 (0.0035)
7.000 – 7.015 (0.2756 – 0.2762)
14.0 (0.55)
6.965 – 6.980 (0.2742 – 0.2748)
6.940 – 6.955 (0.2732 – 0.2738)
6.05 (0.238)
0.14 (0.006)
0.18 (0.007)
0.05 (0.002)
0.08 (0.003)
1.0 (0.04)
0.6 (0.02)
0.7 (0.03)
1.3 – 1.5 (0.05 – 0.06)
49.3 (1.94)
48.1 (1.89)
22.8 (50.2) for 41.5 mm (1.63 in)
2.0 (0.08)
DF70(W)T/70WTH