Chery B11. Manual — part 43

Maintenance Manual for Chery·Oriental Son

Engine Section

多点顺序喷射系统：

Multi-point sequential injection

4 气门结构：4 valve structure
单顶置凸轮轴：

Single-overhead-camshaft

设计序号：

Design serial number

产品系列：

Product serie

汽油发动机：

Gasoline engine

4 气缸结构：4 cylinder structure

2.Engine Number Position

3．Related Engine Data

Specification

Item

4G63 S4 MPI

4G64 S4 MPI

Engine type

Four cylinder in-line, 4 stroke, water-cooled,
single-overhead-camshaft,16 valve multi-point sequential
injection

Cylinder number

4

4

Combustion chamber

Ridge chamber

Ridge chamber

Engine No.

3

Maintenance Manual for Chery·Oriental Son

Engine Section

Total displacement
ml

1,997

2,351

Cylinder diameter
mm

85.0

86.5

Stroke mm

88.0

100.0

Output power kw

92（6000r/min） 95（5500r/min）

Max torque N.m

167.7

198.1

Compression ratio

10

9

Lubrication system

Pressure supply, full filter

Pressure supply, full filter

Fuel pump type

Gear type

Gear type

Water pump type

Centrifugal impeller

Centrifugal impeller

4. Maintenance Standard

UOM：mm

Item Standard

Value

Usage Limit

Value

Tensioner arm protrusion

12

——

Engine gear

belt

Tensioner arm depression (98～196N)

≤1 ——

Air-in

4G63 37.50

37.00

Cam height

Air-out

4G63 36.99

36.49

Camshaft

Shaft diameter

45.0

Lower surface flatness

0.03

0.2

Surface grinding limit* total grinding of cylinder body and
cylinder cover

—— *

0.2

Full height

119.9－120.1

Cylinder

cover

97.4

≤99.4

Air-in 1.0 0.5

Edge thickness

Air-out 1.2

0.7

Valve rod diameter

6.0

——

Air-in

0.02－0.05

0.10

Crest clearance between valve rod and
duct

Air-out

0.03－0.07

0.15

Inclination angle

45°－45.5°

——

Air-in 112.30

111.80

Valve

Height

Air-out 114.11 113.61

Free height

51.0

50.0

Pre-loading force/Operation height Km/mm

27.2/44.2

——

Valve

spring

Verticality

≤2°

≤4°

Contact bandwidth

0.9－1.3

——

Internal diameter

6.0

——

External diameter

11.0

——

Valve duct

Depression depth

14.0

——

4

Maintenance Manual for Chery·Oriental Son

Engine Section

Item Standard

Value

Usage Limit

Value

Valve rod protrusion height

49.3

49.8

Driving gear

0.08－0.14

——

Engine oil

pump

Side clearance

Driven gear

0.06－0.12

——

Piston

Piston clearance

0.02－0.04

——

No.1 ring

0.02－0.06

0.1

Lateral clearance

No.2 ring

0.02－0.06

0.1

No.1 ring

0.25－0.35

0.8

No.2 ring

0.40－0.55

0.8

Piston ring

End clearance

Oil ring

0.10－0.40

1.0

External diameter

22.0

——

Depressing force (Kg)

755－1750

——

Piston pin

Depressing temperature

Room
temperature

——

Crank

Crank pin clearance

0.02－0.05

0.1

Connecting

rod

Bigger end clearance

0.10－0.25

0.4

Axial clearance

0.05－0.18

0.25

Main axle diameter

57

——

Connecting axle diameter

45

——

Crank

Main axle diametral clearance

0.02－0.04

0.1

Upper surface flatness

0.05

0.1

Upper surface grinding limit*Total grinding of cylinder body
and cylinder cover

—— *

0.2

Full height 4G63

284±0.1

——

Cylinder

body

Internal diameter of cylinder hole 4G63

85.00－85.03 ——

Cylinder

body

Cylinder hole cylindricity

0．01

——

Motor

Rotor coil resistance

3－5

——

0.05 O.S.

11.05－11.07

0.25 O.S.

11.25－11.27

Secondary processing size of valve conduit
installation hole (air-in and air-out valve)
enlargement

0.50 O.S.

11.50－11.52

0.30 O.S.

34.435－34.455

Secondary processing size of air-in valve
seating hole enlargement

0.60 O.S.

34.735－34.755

0.30 O.S.

31.935－31.955

Cylinder

Cover

Secondary processing size of air-out valve
seating hole enlargement

0.60 O.S.

32.235－32.255

Remarks:
O.S.: Enlarged diameter

5

Maintenance Manual for Chery·Oriental Son

Engine Section

5. Tightening torque

Tightened Part

Torque (kgM)

Alternator, Ignition system

Water pump belt gear
Adjusting bolt
Locking bolt
Alternator bracket screw bolt
Alternator center axle nut
Crank belt gear
Ignition coil
Spark piston
Camshaft position sensor cylinder
Camshaft position sensor bracket
Camshaft position sensor

0.9
1.0
2.2
2.4
4.5
2.5
1.0
2.5
2.2
1.4
1.0

Timing Belt

Protruded screw bolt on timing belt cover
Tensioner wheel screw bolt
Tensioner arm screw bolt
Automatic tensioner screw bolt
Central belt wheel screw bolt
Tensioner bracket
Timing belt rear cover
Timing belt indicator
Engine oil pump belt gear
Screw bolt of crank belt gear
张紧器

“B”Tensioner “B”

Belt gear of balance axle
Screw bolt of camshaft belt gear
Belt gear of balance axle

1.1
4.9
2.2
2.4
3.6
4.9
1.1
0.9
5.5
12.0
1.9
4.6
9.0
4.6

Fuel System

Throttle
EGR valve
Injector and distribution pipe
Fuel oil return pipe
Fuel pressure regulator

1.9
2.2
1.2
0.9
0.9

Intake Manifold

Screw bolt of engine flying rings
Engine coolant temperature sensor
Connecting bolt of outflow pipe
Manifold bolt

1.9
3.0
2.0
2.0

6