Suzuki DF70A - Page 140

1D-29 Power Unit Mechanical:
4) Install camshaft housing. Tighten housing bolts in 3
steps (1/3 of specification, 2/3 of specification, full
torque specification) in the indicated order.
Tightening torque
Camshaft housing bolt (a): 11 N·m (1.1 kgf-m,
8.0 lbf-ft)
NOTE
Do not rotate camshaft while Plastigauge is
installed.
5) Remove camshaft housing.
6) Using scale on Plastigauge envelope, measure
Plastigauge at its widest point.
Camshaft journal oil clearance
Standard: 0.045 – 0.087 mm (0.0018 – 0.0034 in.)
Service limit: 0.120 mm (0.0047 in.)
If journal oil clearance exceeds the service limit,
measure camshaft journal (outside dia.) and
camshaft housing (inner dia.). Based on
measurements, replace camshaft and/or cylinder
head with camshaft housing.
Camshaft journal outside diameter No. 1 – No. 4
Standard: 22.934 – 22.955 mm (0.9029 – 0.9037
in.)
Camshaft journal outside diameter No. 5
Standard: 25.936 – 25.957 mm (1.0211 – 1.0219
in.)
Camshaft journal (housing) inside diameter No. 1
– No. 4
Standard: 23.000 – 23.021 mm (0.9055 – 0.9063
in.)
Camshaft journal (housing) inside diameter No. 5
Standard: 26.000 – 26.021 mm (1.0236 – 1.0244
in.)
Special tool
(B): 09900–20202 (Micrometer (25 – 50
mm))
(B): 09900–20205 (Micrometer (0 – 25 mm))
1. Plastigauge 2. Scale
“1”
“2”
“3”
“4”
“5”
“6”
“7”
“8”
“9”
“10”
“11”
“12”
“13”
“14”
“15”
“16”
“17”
“18”
“19”
“20”
“21”
(a)
I9J011140195-04
1
2
I9J011140075-01
I9J011140200-02
I9J011140201-01
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