JAC J2 User Manual



Maintenance Manual for J2 Sedan
Mechanical Part of Engine
90
2.
Tighteni
ng
T
orques
List of fastener tightening torque
Name
Specifica
tion
Qty.
Tightening Torques
(Nm)
High strength bolt
Main
bearing
cap
bolt
M9×1.25×74.5
8
35±2Nm
+60°-64°
(Synchronous fastening machine) 5Nm → 13Nm
+90 ° - 94 °
Connecting rod bolts tightening
torque
M6×0.75×33 6
(Manual) 5Nm → 10Nm → 13Nm +45 °
+45 °
alternate tightening
Camshaf
t
bearing
cap
bolt
M6×1×35
12
11±1
Front
camshaft
bearing
cap
bolt
M8×1.25×3
0
3
20±1
Cylinder
head
bolt
M9×1.25×143.5
8 24.5±2Nm +180°-184°
Crankshaft
pulley
bolt
M14×1.5×5
4 1 50Nm±2Nm+60°±2° or 165 Nm±5
Nm
Flywh
eel
bolt
M11×1.25×25
6
100±5
Exhaust
camshaft
sprocket
bolt
M12×30
1 88±10
E-type bolt
Crankshaft
rear oil seal bolt
M6×10
E8
6
7.6±0.6
Rear
lug
blot
M8×20
E10
2
18.4±1.4
Intake
manifold
bolt
M8×40
E10
4
18±1.0
Oil
pan
bolt
M6×12
E8
14
7.6±0.6
Sprocket
cover
bolt
I
M10×90
E14
2
39.5±3.0
Sprocket
cover
bolt
II
M10×50
E14
2
39.5±3.0
Sprocket
cover
bolt
III
M6×30
E10
2 8.4±0.6
Bolt
M6×20
E10
M6×20
E10
8 8.4±0.6
Bolt
M6×12
E10
M6×12
E10
11 8.4±0.6
Bolt
M6×45
E10
M6×45
E10
6 8.4±0.6
Bolt
M6×25
E10
M6×25
E10
11 8.4±0.6
Bolt
M6×12
E8
M6×12
E8
22
8.4±0.6
Cylinder
head
cover
bolt
M6×27
E10
10
9±1.0
Oil
filter
bracket
bolt
M8×30
E12
3
20±1
Heater
water
returning
pipe
bolt
M6×20
E8
2
7.6±0.6
Hydraulic
oil
rail
bolt
M8×35
E12
2
18.4±1.4
Bolts
of
exhaust
manifold
bracket
M8×20
E12
2 20±1
Plug
Main
oil
passage
plug
I Inner hex M20
2
60±5
Main
oil
passage
plug
II Inner hex M12 1 35±5
W
ater
drainage
plug
Inner
hex
M12
1
25±5
Oil
passage
plug
Inner
hex
M10
1
20±2
Oil
drainage
plug
M14×1.5×14
1
39±5

JAC J2 Specifications

General

Brand	JAC
Model	J2
Category	Automobile
Language	English