Table of Contents
Advertisement
6
DF40QH / DF50QH
Item
ENGINE OIL PUMP
Limit
Radial clearance
Limit
Side clearance
CYLINDER HEAD / CAMSHAFT
Limit
Cylinder head distortion
Manifold seating
Limit
faces distortion
Cam height
STD
IN
Limit
STD
EX
Limit
STD
Camshaft journal oil
clearance
Limit
Top,
STD
Camshaft
2nd,
journal
(housing)
3rd,
inside diameter
Limit
4th
Top,
STD
Camshaft
2nd,
journal outside
3rd,
diameter
Limit
4th
Camshaft runout
Limit
STD
Cylinder head bore
to tappet clearance
Limit
Tappet outer
STD
diameter
Cylinder head bore
STD
Unit
DF40QH
mm (in.)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
37.530–37.690 (1.4776–1.4839)
mm (in.)
37.430 (1.4736)
mm (in.)
37.740–37.900 (1.4858–1.4921)
mm (in.)
37.640 (1.4819)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
mm (in.)
Data
0.31 (0.0122 in.)
0.15 (0.0059 in.)
0.05 (0.002)
0.10 (0.004)
38.230–38.390 (1.5051–1.5114)
37.740–37.900 (1.4858–1.4921)
0.045 – 0.087 (0.0018 – 0.0034)
0.12 (0.0047)
23.000 – 23.021 (0.9055 – 0.9063)
23.171 (0.9122)
22.934 – 22.955 (0.9029 – 0.9037)
22.784 (0.8970)
0.10 (0.004)
0.025 – 0.062 (0.0010 – 0.0024)
0.150 (0.0059)
26.959 – 26.975 (1.0614 – 1.0620)
27.000 – 27.021 (1.0630 – 1.0638)
DF50QH
38.130 (1.5012)
37.640 (1.4819)
Hide quick links:
Advertisement
Chapters
Table of Contents
Troubleshooting
