by491gp part catalogue

序号零部件图号零部件名称

NO part code part name

1 GB/T5786-86

2491G-1001030A 左托架组件

3491GPE-1001020 右托架组件

BY491GP型汽油机零部件装配图册一、发动机支撑组件 Engine support discreteness

螺栓M10×20

二：气缸体组件Cylinder Block installation subassembly



1 491G-1002015A 飞轮壳

2 1002016 后油封座垫

3 1002091 后油封座4 1002014 后油封密封条

5 1002120 后油封6 GB/T5783-867 1002039 水道碗形塞

8 GB/T119-86

9 GB/T5783-8610 1002047 尾油道螺塞

11 1002048 主油道螺塞

12 1012014 机油滤清器座垫

13 1012011 机油滤清器座

14 GB/T/T5783-86

螺栓M8×20

定位销￠10×22

螺栓M8×16

螺栓M8×35

15 1106023 汽油泵隔热板

16 1012020 机油滤清器组件

17 1013010 机油泵传动轴

18 GB/T/T5783-8619 GB/T/T5783-8620 1106020 汽油泵21 1002070 机油尺管组件

22 GB/T119-8623 1002048 主油道螺塞

24 1002012 链轮室垫

25 1002030 气缸体组件26 1002080 机油尺组件

27 1305010 放水开关组件

28 380802329 1002041 缸盖定位销套

30 11020200 机油标尺支架

螺栓M8×25螺栓M8×30

定位销 B8×16

机油报警器


NO Part code Part name

1 GB/T5783-862 491GPE-1005048 液压泵盖板

3 491GPE-1002051 链轮室

4 4C27F-E1006071

5 4C27F-E1006060

6 GB/T5783-867 圆锥滚子轴承

8 491GPE-1005044 液压泵动力链轮

9 圆锥滚子轴承

10 GB/T859-8711 GB/T5783-8612 491G-1304012 水泵皮带轮压盘

三、链轮室组件 Timing chain chamber discreteness

螺栓M10×20

1#涨紧器垫片

1#涨紧器

螺栓M8×20型号30207

型号30207

弹垫8螺栓M8×25

13 491GPE-1006040 液压泵动力链条

14 491GPE-1005043 曲轴动力链轮

15 GB/T/T6170-86

16 GB/T/T859-81

17 491GPE-1006020 齿形链挡链板

18 GB/T5783-8619 491GPE-1006035 导链阻尼器

20 491GPE-1006034 固定螺栓

21 491GPE-1002013 链轮室盖

22 GB5783-8623 GB/T900-88

24 491Q-1300018 节温器座垫

25 491Q-1300019 节温器座

26 491Q-1306010

27 491Q-1300021 进水管

螺母6

弹垫6

螺栓M8×16

螺栓M8×20双头螺柱M8×30

蜡式调温器安装组件

28 GB/T6170-8629 GB/T859-8730 GB/T97.1-8531 GB/T5783-8632 GB/T900-88

33 491Q-1300016

34 GB/T859-8735 GB/T6170-8636 491GP-1300060A

37 491GPE-1005047 轴承外圈压盘

38 1002140 前油封39 1307022 水泵垫40 1307020 水泵

41 1300041 风扇皮带轮42 GB/T859-87

螺母M8弹垫8平垫8螺栓M8×25双头螺柱M8×30

旁路暖风进水管衬垫

弹垫8螺母M8旁路暖风进水管组件

M6平垫

四、气缸盖组件Cylinder head subassembly

序号零部件图号零件名称


1 1003090 气门室盖垫2 1003100 气缸盖3 3808022 水温感应塞

4 GB/T5783-86

5 1003086 曲轴箱通风胶管

6 1003161 缸盖前暖水管垫

7 1300016 出水管垫

8 1003018 前吊钩

9 GB/T97.1-85

10 1300014 出水管

螺栓M12×1.5

M12铜平垫

11 GB/T5786-8612 1003080A 气门室盖组件

13 1014019

14 1014011

15 1014020

16 GB/T923-8717 1003050

18 1003083 加油口盖19 1003016 缸盖螺栓

20 1003017 缸盖螺栓垫圈

21 1003011 火花塞套

22 3707010 火花塞23 1003013 后吊钩

24 1003155 缸盖后暖水管垫

螺栓M10×20

PCV阀橡胶座

PCV阀组件

PCV阀真空胶管

盖形螺母M8气门室盖固定螺栓垫组件

25 1003150

26 GB/T5783-8627 1003012 火花塞密封垫

Piston & Connecting rod sub

序号零部件图号零啊件名称


1 1004015 活塞2 1004020 连杆组件3 1004016 活塞销4 1004023 连杆瓦5 1004011 第一道气环6 1004012 第二道气环7 1004032 油环8 1004031 衬簧

缸盖后暖水管组件

螺栓M8×16

五、活塞及连杆组件

六、曲轴飞轮组件Crankshaft & flywheel subassem



1 1005011 曲轴皮带轮螺栓2 1005020 曲轴减震皮带轮3 1005012 正时链轮4 1005015 曲轴5 1002019 上止推片

6 1002021 下止推片

7 491G-1005030A 飞轮及齿圈组件

8 491Q-1005042A 空调皮带轮

9 GB/T119-86

10 1005016 飞轮螺栓11 1002017 主轴承瓦

定位销B8×18

12 GB/T1099-79

13 GB/T5783-86

七、配气机构Valve actuating mechanism



1 1006015 凸轮轴2 GB/T1099-79

3 1006011 凸轮轴止推片

4 GB/T5783-865 1006012 凸轮轴正时链轮

6 1006014 凸轮轴螺栓7 1006040 正时链条8 1007070 液压挺柱9 1006030 涨紧器

10 GB/T5783-8611 1006020 阻尼器

半圆键5×7.5×19

螺栓M8×16

半圆键5×7.5×19

螺栓M8×16

螺栓M8×45

12 1007013 摇臂弹簧13 1007080 推杆组件14 凸轮轴衬套15 1007012 摇臂一

16 1007016 进气门17 1007040 气门油封18 1007015 气门弹簧下座

19 1007017 气门弹簧20 1007021 进气门弹簧上座

21 1007019 气门锁夹22 1007030 排气门弹簧上座

23 1007018 排气门24 1007014 摇臂二

25 1007051 摇臂轴

26 1007011 摇臂轴螺栓

27 GB/T900-86

28 GB/T6170-86

双头螺柱M8×25

螺母M8

Intake pipe subassembly



1 1008010 进排气歧管组件

2 1104020 汽油管焊接组件

3 1104011A 汽油泵出油胶管

4 1104013 化油器进油胶管

5 1107010A 化油器6 1008048

7 GB/T5783-86

8 GB/T898-88

八、进气歧管组件

化油器隔热板组件六角法兰锁紧螺母M8双头螺柱M8×40

9 1008060 真空管接头

10 1003110

11 1003014

Oil pan componen



1 1009020A 机油盘组件

2 1009011 机油盘衬垫

3 1010010 机油集滤器

4 1010012 集滤器垫片

5 GB/T5783-866 GB/T5783-867 1009012 放油螺塞8 1011020 机油泵组件

9 GB/T5786-86

进排气管螺母垫圈组件

进排气管双头螺柱

九、机油盘安装组件


螺栓M8×25

10 GB/T5783-86

十、冷却系统Cooling system



1 GB5783-862 491G-1308010 七叶风扇

3 491GP-1309071 加长块

4 AV13-1070 风扇皮带5 491GP-1309031 风扇皮带轮

6 GB5783-86

7 491GP-1309020 连轴组件

8 GB6191-86

9 GB859-8710 491GP-1309061 连接板

11 GB6170-86

螺栓M8×16

螺栓M8×35

螺栓M8×25

内六角螺栓M8×20弹垫8

螺母M10

12 GB5783-86

13 491G-1700042 涨紧皮带轮垫片

14 491G-1700041 涨紧皮带轮15 491GP-1309051 轴承衬套

16 491GP-1309040

17 491GP-1309081 涨紧轮专用轴

18 GB6170-86

19 GB5783-86

20 GB5783-86

螺栓M8×70

涨紧轮调节臂组件

螺母M10调整螺栓M8×90

螺栓M10×120

十一、发电机组件Alternator components



1 3705010 交流发电机组件

2 GB/T5782-86

3 GB/T97.1-854 GB/T93-875 GB/T6170-866 3701011 发电机支座

7 491GPE-3701014 发电机支座垫板

8 GB/T5783-869 GB/T5783-8610 GB/T5783-8611 GB/T5782-8612 3701012 发电机调节支架

螺栓M10×120

平垫10弹垫10螺母M10

螺栓M10×35螺栓M10×20螺栓M10×30螺栓M8×75

13 GB/T5782-8614 GB/T5783-8615 3701013 发电机调节块

十二、电器系统Electrical parts control system



1 3708010 起动机2 3808023 机油报警器3 3706040

4 GB/T5786-865 GB/T97.1-856 3706025


IIA型一体化分电器

螺栓M8×12平垫8点火提前角真空胶管

十三、随机工具



1 3901030 皮带轮拆卸工具

2 3901070

3 3901080 机油滤清器板手

4 3901060 后油封压装工具

5 3901040 链轮拆卸工具

7 3901010 火花塞拆卸工具

8 3901050 前油封压装工具

6 1105010 汽油滤清器

Accessories tools

气门导管拆卸工具

十四、



1 高压阻尼线

2 点火模块3 点火线圈4 分电器5786

Accessories tools

十五、



1 限速器总成

2345786

Accessories tools

英文对照备注

English antitheses QLY remark

bolt 81

1

第1页

共计13页单台数

量

Left Bracket components

Right Bracket components

英文对照备注

English antitheses 1 remark

clutch clapboard 1

Rear oil seat gaasket 1

Rear oil seal seat 1Rear oil seal strip 1

Rear oil seal 5bolt 1

2

locating stud 2

bolt 31

1

Oil filter seat gasket 1

Oil filter seat 3

bolt 1

单台数量QLY

Penstock calathiform plug

Tail oil passage plug screw

Main oil passage plug screw

1

Oil filter subassembly 1

1

bolt 2bolt 1Gasoline pump 1

locating stud 41

1

Cylinder block 1oil rule components 1

1

oil annunciator 12

oil ruler bracket 1

Gasoline pump heat shield

oil pump transmission shaft

化油器式无该件

oil rule pipe components

Main oil passage plug screw

sprocket wheel chamber

Water release switch block

Cylinder head positioning pin sleeve

英文对照备注

English antitheses 2 Remark

Bolt M10×20 11

Timing chain chamber 1

1#tightener gasket 1

1#tightener 2

Bolt M8×20 1conical roller bearing 1

1

conical roller bearing

Cushion 8 2Bolt M8×25 1

1

单台数量QLY

Hydraulic pump cover board

Hydraulic pump chain wheel

Water pump belt pulley platen

Hydraulic pump 1

Crankshaft power 8

Nut M6 8

Cushion 6 1

tooth chain baffle 2

Bolt M8×16 1Guide chain damper 1

Bolt 1

15

Bolt M8×20 21

1

1

1

Inlet water pipe 2

Timing chain chamber cover

Threaded stud M8×30

Thermostatic seating washer

Temperature controller seat

Wax temperature controller installation

Nut M8 2Cushion 8 2Plain Cushion 8 1Bolt M8×25 2

1

2

Cushion 8 2Nut M8 1

1

1 包含轴承内

Front oil seal 1water pump pad 1

1

Fan belt pulley 8Plain Cushion 6


By pass warm air & inlet water pipe pad

By pass warm air & inlet water pipe components

water pump component

英文对照备注


Cylinder gasket 1cylinder head 1

1

1

1

1

1

Front engine hook 1

1

outlet water pipe 1

单台数量

water temperature induce tuck

bolt M12×1.5

Crankcase ventilation hose

Warm-water pipe in front of cylinder head gasket

Outlet water pipe gasket

M12 Native attachment

bolt 31

PCV valve rubber seat 1

1

1

acorn nut 33

oil filler cap 1Cylinder head bolt 10

10

Spark plug sleeve 4

spark plug 4Rear engine hook 1

1

Cylinder head cover components

PCV valve components

PVC valve vacuum pipe

linder head cover fixed stud gasket components

Cylinder head bolt gasket

Warm-water pipe gasket behind cylinder head

1

bolt M8×16 4Spark plug gland bush 1

英文对照备注


piston 4

4

piston pin 4

8

First piston ring 4

Second piston ring 4

8

4

Warm-water pipe behind cylinder head

单台数量

connecting rod components

connecting rod bearing bushing

piston oil ring doctor barpiston oil ring cushion spring

英文对照备注

English antitheses QLY Remark

Crankshaft pulley bolt 11

Crankshaft timing 1Crankshaft 1Upper thrust gasket 2

Lower thrust gasket 2

1

1

Locating stud B8×18 2

Flywheel bolt 6Gap block 10

单台数量

Crankshaft damping pulley

Flywheel & gear ring components

Air conditioning Pulley

2

Bolt M8×16 4

英文对照备注


Camshaft 11

1

41

Camshaft blot 1Timing chain 1Hydraulic tappet 8

1

21

Woodruff key 5×7.5×19

单台数量

Woodruff key 5×7.5×19

Camshaft thrust plunger

Bolt M8×16Camshaft timing chain wheel

Chain tightener assembly

Bolt M8×45Chain damper components

Rockshaft spring 4Valve stem 8Camshaft lining 5valve rocker arm 1 4

Intake valve 4Valve seal 8Valve spring seat 8

Valve spring 84

Valve keeper 164

Exhaust valve 4Valve rocker arm 2 4

Rockshaft 1

3

2

Nut M8 2

Intake valve upper spring seat

Intake valve upper spring seat

Valve actuating mechanism


英文对照备注

English antitheses remark

1

1

1

Carburetor inlet hose 1

Carburetor 1

1

4

threaded stud 4

单台数量QLY

Intake & exhaust manifold subassembly

Gasoline pipe welding components

Gasoline pump outlet hose

M6×16

Carburetor heat shield components

1

8

8

英文对照备注


Oil pan component 1

oil pan gasket 1

Oil collecting tray 1

1

bolt 2bolt 18purge cock 1oil pump componnent 1

bolt 1

Vacuum tube connecting

Exhaust & intake manifold screw and gasket components

Native attachment

Exhaust & intake manifold bolt

单台数量

Oil collecting tray gasket

bolt 2

英文对照备注


bolt 4Fan (seven leave) 1

lengthening bar 1

fan belt 1Fan belt pulley 1

bolt 4

shaft assembly 1

socket head screw 4

Cushion 4junction panel 1

Nut 1

单台数量

bolt 1

Idler shim block 1

Idler 1

bearing insert 1

1

Tensioner special axis 1

Nut 1

bolt 1

bolt 1

Tensioner tension regulator arm

英文对照备注

English antitheses Remark

1

1

Plain Cushion 10 1Cushion 10 1Nut M10 1Generator support 1

1

21111

单台数量QLY

Alternator components

Bolt M10×120

Generator support stay plate

Bolt M10×35Bolt M10×20Bolt M10×30Bolt M8×75Generator adjusting yoke

111

英文对照备注


starter 1oil annunciator 1

1

bolt 1Plain Cushion 1

1

Bolt M10×90Bolt M8×40Generator adjusting block

单台数量

II Aintegrative electricity distributor

Ignition advance angle vacuum hose

英文对照备注


1

1

Oil packed bed filter 1

1

1

1

1

gasoline filter 1

单台数量QLY

Strap wheel withdrawal tool

Valve guide withdrawal tool

Rear oil seal press mounting

Chain wheel withdrawal tool

Spark plug withdrawal tool

Front oil seal press mounting

英文对照备注


high resistance cable 1

ignition module 1ignition 1oop 1distributor 1

单台数量QLY

英文对照备注


govemer assmbly 1

单台数量QLY

by491gp part catalogue

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