Engine Mechanical: For M16A Engine with VVT 1D-31
6) Tighten camshaft housing bolts in such order as
indicated in the figure a little at a time till they are
tightened to specified torque.
NOTE
Do not rotate camshaft while gauging plastic
is installed.
Tightening torque
Camshaft housing bolt (a): 11 N·m (1.1 kgf-m,
8.0 lb-ft)
7) Remove housing, and using scale (2) on gauging
plastic envelop, measure gauging plastic (1) width at
its widest point.
Camshaft journal clearance
If measured camshaft journal clearance exceeds
limit, measure journal (housing) bore and outside
diameter of camshaft journal. Replace camshaft or
cylinder head assembly whichever the difference
from specification is greater.
Camshaft journal diameter [A]
Camshaft journal bearing bore [B]
Standard Limit
Intake side
No.1 housing
0.020 – 0.072 mm
(0.0008 – 0.0028 in.)
0.10 mm
(0.0039 in.)
Others
0.045 – 0.087 mm
(0.0018 – 0.0034 in.)
0.12 mm
(0.0047 in.)
“10”
“9”
“2” “1”,(a) “6”
“5” “14” “13”
“20”
“17”
“19”
“18”
“21”
“12”
“11”
“4” “3” “8”
“7” “16” “15”
I3RH0B140041-01
I2RH0B140083-01
Item Standard
Intake side No.1 housing
26.940 – 26.955 mm
(1.0606 – 1.0612 in.)
Exhaust side No.1 housing
26.934 – 26.955 mm
(1.0604 – 1.0612 in.)
Others
22.934 – 22.955 mm
(0.9029 – 0.9037 in.)
Item Standard
Intake side No.1 housing —
Exhaust side No.1 housing
27.000 – 27.021 mm
(1.0630 – 1.0638 in.)
Others
23.000 – 23.021 mm
(0.9055 – 0.9063 in.)
I2RH0B140084-01
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