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4. ENGINE
(1) Plastigauge
3. Take the piston to an intermediate position, install
the cylinder head and tighten the cylinder head
mounting screw to the specified torque.
NOTE
• The polished cylinder head mounting screw
with no marking on the screw head has
possibly used.
• In this case, tighten this screw to the same
torque as normal one.
Tightening tor-
Cylinder head
que
mounting screw
4. Turn the crankshaft so the piston goes through
T.D.C.
5. Remove the cylinder head and compare the width
of the crushed plastigauges (2) with the scale (3).
NOTE
• Top clearance = Width of the crushed
plastigauge (2)
• If they are out of service specification, check
the oil clearance of the crankpin, journal and
piston pins.
D1005-E4B/
E4BG
D1105-E4B/
Service
E4BG
Top clear-
specifica-
V1505-E4B/
ance
tion
E4BG
D1305-E4B/
E4BG
4-50
64 to 68 N⋅m
6.5 to 7.0 kgf⋅m
47 to 50 lbf⋅ft
0.55 to 0.75 mm
0.022 to 0.029 in.
0.80 to 1.0 mm
0.032 to 0.039 in.
(2) Crushed plastigauge
6.2 Checking cylinder head surface
flatness
Tools required
• Straightedge
• Feeler gauge
1. Clean the cylinder head surface.
2. Place a straightedge on the cylinder head's four
sides (A), (B), (C) and (D) and two diagonal (E) and
(F) as shown in the figure.
SERVICING
6. Servicing
(3) Scale
05-E4B SERIES,05-E4BG SERIES
KiSC issued 03, 2023 A
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