Suzuki DF 40, Service Manual

Page: 354 / 405

DF40/50 “K7” (’07) MODEL 7
CYLINDER HEAD/CAMSHAFT
* On DF40 designated for EU market (E01), specifications of cam height are the same as the
specifications for DF50.
Item Unit
Data
DF40 DF50
Cylinder head distortion Limit mm (in) 0.05 (0.002)
Manifold seating faces
distortion
Limit mm (in) 0.10 (0.004)
Cam height
IN
STD mm (in)
*37.530 – 37.690
(1.4776 – 1.4839)
38.230 – 38.390
(1.5051 – 1.5114)
Limit mm (in) *37.430 (1.4736) 38.130 (1.5012)
EX
STD mm (in)
37.740 – 37.900
(1.4858 – 1.4921)
37.740 – 37.900
(1.4858 – 1.4921)
Limit mm (in) 37.640 (1.4819) 37.640 (1.4819)
Camshaft journal oil
clearance STD mm (in) 0.045 – 0.087 (0.0018 – 0.0034)
Limit mm (in) 0.120 (0.0047)
Camshaft journal
(housing) inside
diameter Top,
2nd,
3rd,
4th
STD mm (in) 23.000 – 23.021 (0.9055 – 0.9063)
Limit mm (in) 23.171 (0.9122)
Camshaft journal
outside diameter Top,
2nd,
3rd,
4th
STD mm (in) 22.934 – 22.955 (0.9029 – 0.9037)
Limit mm (in) 22.784 (0.8970)
Camshaft runout Limit mm (in) 0.10 (0.004)
Cylinder head bore to tappet
clearance STD mm (in) 0.025 – 0.062 (0.0010 – 0.0024)
Limit mm (in) 0.150 (0.0059)
Tappet outer diameter STD mm (in) 26.959 – 26.975 (1.0614 – 1.0620)
Cylinder head bore STD mm (in) 27.000 – 27.021 (1.0630 – 1.0638)