Laidong 4L22BD Diesel Engine Parts

 

Laidong 4L22 Diesel Engine

Huayuan Laidong Engine Company manufactures small and medium power diesel engines. The company was established in June of 1943 and has over 5000 employees and 700,000 square meter facilities. Laidong is one of the first companies to meet new EPA Tier 4 emission standards for the United States. The engine is used around the world and are now even replaces the popular Yangdong engines found in Jinma farm tractors made up to 2010.

This Laidong model 4L22BD engine is a popular four cylinder diesel that is great for generators under 20 kw. It meets our quality standards and is very cost effective. With a lifespan of over 10,000 hours use it makes it unnecessary for most customers to spend any more. Most will never exceed 10,000 hours use. If you do exceed this time the engine can easily be rebuilt or replaced for less than you would pay for any other. Parts cost little and can often be delivered to you in seven days.

Paper Fuel Filter Element		$14.99
Fuel Filter CX0706 or equivalent		$29.00
Oil Filter for 4L22 Engine		$29.99
Air Filter for 4L22 Engine		$49.00

 

Series	Part Number	Name of Parts	Qty
1	4L22-01029	Alternator adjustable support	1
2	D495QB-01038	Holddown	1
3	GB/T93-1987	Washer 8	35
4	GB/T5783-2000	Bolt M8×25	1
5	GB/T6170-2000	Nut M8	4
6	GB/T898-1988	Bolt M8×65	1
7	4L22-01006	Water rear cover gasket	1
8	GB/T898-1988	Bolt M8×90	1
9	GB/T899-1988	Bolt M8×60	1
10	4L22-01111	Cylinder block	1
11	GB/T5782-2000	Bolt M8×55	5
12	L375-01007	Gear case cover gasket	1
13	GB/T5783-2000	Bolt M8×20	3
14	D495QB-03105	Blind plug φ42	2
15	GB/T5783-2000	Bolt M8×18	2
16	GB119-86	Pin B8×50	1
17	GB/T5782-2000	Bolt M8×45	2
18	L375-01104	Main bearing stopper	1/2
19	GB/T5782-2000	Bolt M8×45	2
20	4L22-01015	Main bearing(upper shell )	5
21	4L22-01016	Main bearing(lower shell )	5
22	4L22-01112	Main bearing cap	3
23	4L22-01114	Main bearing cap bolt	10
24	4L22-01700	Nozzle	4
25	4L22-01024	Washer	4
26	4L22-01025	Bolt for nozzle	4
27	4L22-01112-1	No.4 main bearing cap	1
28	4L22-01007	Upper thrust piece of crankshaft	2
29	4L22-01008	Lower thrust piece of crankshaft	2
30	4L22-01113	Rear main bearing cover	1
31	D495QB-03109	φ12Blind plug φ12	1
32	L375-01027	Oil filter gasket	1
33	GB/T5782-2000	M8×50 Bolt M8×50	1
34	GB/T5783-2000	M8×25 Bolt M8×25	1
35	L375-01105-1	Taper plug	1
36	LL480-06303	Small circulating water pipe	1
37	L375-03106	φ25Blind plug	3
38	L375-01035	Oil pressure indicator joint	1
39	4L22-01800	Oil pressure adjusting valve	1
40	4L22-01026	Screw plug	1
41	GB827-86	2×6 Rivet2×6	4
42	4L22DA-03302	Brand mark plate	1
43	4L22BT-01600	Water drain cock	1

Series	Part Number	Name of Parts	Qty	Remarks
1	4L22-01003	Cylinder liner	4
2	4L22-01005	Cylinder head stud	8
3	L375-01103	Locating sleeve	2
4	4L22-01002-1	Cylinder head gasket	1
5	KM485QB-01005	Cylinder head stud	2
6	GB/T5783-2000	Bolt M12×33	8
7	GB/T93-1987	Washer 10	14
8	4L22-01009	Flywheel housing gasket	1
9	GB/T119.1-2000	Pin B10×20	2
10	L375-01115	Blind plug φ10	2
11	L375-01104	Main oil chanel plug	1/2
12	GB/T5783-2000	Bolt M8×25	2
13	GB/T93-1987	Washer8	30
14	L375-01102	Plug φ55	1
15	LL480-01018	Oil sump gasket	1
16	GB/T898-1988	Bolt M8×25	2
17	GB/T6170-2000	Nut M8	22
18	GB/T898-1988	Bolt M8×16	20
19	GB/T5783-2000	Bolt M10×30	6
20	LL480-01014	Side cover spacer	2
21	LL480-01012	Side cover(Ⅰ)	2
22	GB/T5783-2000	Bolt M8×18	6
23	4L22-01117	Front bush of camshaft	1
24	4L22-01116	Middle bush of camshaft	1
25	4L22-01115	Rear bush or camshaft	1
26	195-13007	Gasket	1
27	L375-01320-1	Dipstick sleeve wildment	1
28	4L22-01310	Oil dipstick part	1

[caption id="attachment_3243" align="aligncenter" width="600" caption="4L22 Cylinder Block Assembly 4"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	GB5783-86	Bolt M10×30	2
2	GB93-87	Washer 10	2
3	4L22-01010	Flywheel housing	1
4	JB2600-80	Oil seal DL80×100×12	1
5	4L22D-01701	Flywheel housing connect plate	1
6	GB5783-86	Bolt M6×20	2
7	GB93-87	Washer 6	2
8	LL480-01025-2	Cover board	1
9	GB5783-86	Bolt M8×18	4
10	GB93-87	Washer 8	4

[caption id="attachment_3244" align="aligncenter" width="600" caption="Laidong 4L22 Cylinder Block Assembly 5"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	L375-01014	Idle gear holddown	1
2	L375-01201	Idle gear	1
3	L375-01202	Idle gearbush	1
4	LL480-01015	Idle gear shaft	1
5	GB5783-86	Bolt M8×20	10
6	GB93-87	Washer 8	23
7	GB97.1-85	Washer 8-100HV	20
8	L375-01034	Upper death piont showing needle	1
9	JB2600-80	Oil seal DR55×75×12	1
10	GB6170-88	Bolt M8	5
11	GB898-88	Bolt M8×40	1
12	GB5782-86	Bolt M8×40	5
13	L375-01025	Gear case front cover	1
14	L375-01030	Gear case front cover gasket	1
15	L375-01015	Timing gear case cover	1
16	L375-01009	Timing gear case covergasket	1
17	GB119-86	Oin B8×18	1
18	L480Q-109000	Timing advance assembly	1
19	GB898-88	Bolt M8×16	4
20	L375-01008	Timing gear cases	1
21	L375-01010	Fuel injection pump gasket	1
22	GB898-88	Bolt M8×30	3
23	L480Q-01028B	Alternator adjustable support	1

[caption id="attachment_3245" align="aligncenter" width="600" caption="Timing Gear Camshaft Assembly Laidong 4L22"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	GB5783-86	Bolt M12×35	1
2	GB93-87	Washer 12	1
3	L375-02004	Camshaft gear circlip	1
4	L480Q-02003	Camshaft gear	1
5	L375-02002	Camshaft thrust gasket	1
6	GB1096-79	KeyC8×18	1
7	4L22-02003	Valve push rod	8
8	L375-02005	Valve tappet	8
9	4L22-02001	Camshaft	1

Series	Part Number	Name of Parts	Qty	Remarks
1	L375-03005	Filler cap	1
2	GB/T923-1988	Nut M8	4
3	4L22-03017	Washer	4
4	4L22-03016	Rubber ring	4
5	KM385T-03305	Outlet manifold plug	1
6	KM385T-03304	Outlet manifold	1
7	4L22T-03301	Cylinder head cover	1
8	KM385T-03306	Air out apron gasket	1
9	KM385T-03303	Air out apron	1
10	GB/T5783-2000	Bolt M4×7	4
11	4L22-03002	Cylinder head cover gasket	1
12	GB/T6170-2000	Bolt M8	28
13	GB/T93-1987	Washer 8	44
14	GB/T898-1988	Bolt M8×25	4
15	4L22-03006	Exhaust pipe gasket	4
16	GB/T97.1-2002	Washer 8	8
17	L375-03001	Rocker arm seat fixed bolt	4
18	GB/T5783-2000	Bolt M8×20	4
19	L375-03012	Rear slinger	1
20	GB/T5782-2000	Bolt M8×60	4
21	L375-03206	Rockershaft locating screw	1
22	GB/T848-2002	Washer 6	1
23	4L22-03009	Valve spring seat (upper)	8
24	LL480B-03008	Valve collet	16
25	4L22-03015	Valve outer spring	8
26	4L22-03007	Valve inner spring	8
27	LL480B-03019	Valve oil seal	8
28	KM485QB-03102	Valve guide	8
29	L375-01115	Blind plug φ10	2
30	GB/T894.1-1986	Circlip 16	2
31	4L22-03205	Rockshaft	1
32	L375-03202	Rockshaft bracket	3
33	L375-03107	Blind plug φ8.3	4
34	L375-03204	Valve roker shaft spring	3
35	4L22-03210	Intake Valve rocker arm	4
36	4L22-03220	Exhaust Valve rocker arm	4
37	L375-03207	Rockshaft rear bracket	1
38	D495QB-01024	Blind plug φ32	1
39	D495QB-06111-1	Stopper	1
40	GB/T5783-2000	Bolt M8×25	4
41	L375-03010	Thermostat housing gasket	1
42	4L22-03101	Cylinder head	1
43	GB/T899-1988	Bolt M8×70	8
44	195-03014	Injector holddown	3
45	4L22-031102	Insert block	4
46	GB/T308-2002	Steel ball φ3	4
47	L375-03011	Front stationary rings	1
48	4L22-03104	Exhaust valve seat	4
49	4L22-03004	Exhaust valve	4
50	4L22-03103	Intake valve seat	4
51	4L22-03005	Intake valve	4
52	L375-03106	Blind plug φ25	4
53	4L22-03013	Intake pipe gasket	4
54	D495QB-03110	Stopperφ6	1
55	G/T6171-2000	Nut M8×1	8
56	LL480B-03201	Valve clearance adjusting screw	8

[caption id="attachment_3247" align="aligncenter" width="500" caption="Piston Connecting Road Assembly 4L22 Laidong"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	4L22-04001	1st compression ring	4
2	4L22-04002	2nd compression ring	4
3	4L22-04100	Oil scraper ring	4
4	4L22-04005	Piston	4
5	4L22-04004	Piston pin	8
6	4L22-04006	Circlip	4
7	4L22-04201	Connecting rod bushing	4
8	4L22-04202	Connecting rod	4
9	4L22-04003	Connecting rod cap	8
10	4L22-04203	Connecting rod cover	4
11	4L22BZ-04204	Connecting rod bolt	8

[caption id="attachment_3248" align="aligncenter" width="600" caption="Crankshaft Fly Wheel Assembly 4L22 Laidong"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	L375-05006	Starting claw	1
2	L375-05005	Starting claw washer	1
3	4L22-05005	Crankshaft belt pulley	1
4	L480Q-05007	Crankshaft timing gear	1
5	GB1096-79	Key C10×63	1
6	4L22-05003	Crankshaft	1
7	GB276-1994	Bearing 6203-2RS	1
8	GB119-86	Pin B8 ×20	1
9	LL480-05102	Flywheel gear ring	1
10	4L22BD-05101	Flywheel	1
11	L375-05002	Flywheel bolt backing	6
12	L375-05001	Flywheel bolt	1

[caption id="attachment_3251" align="aligncenter" width="600" caption="4L22 Intake Manifold Assembly Laidong"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	ZB T32 005.1-88	Clamp 22	2
2	KM385T-01901	Exhaust gas pipe	1
3	KM385T-01920-1	Exhaust gas inspiration jointing accessory	1
4	L375Y3-07003	Intake manifold cover gasket	2
5	4L22T-07001-1	Intake manifold	1
6	GB5783-86	Bolt M8×25	2
7	GB93-87	Washer 10	4
8	GB97.1-85	Washer 10	4
9	4L22T-07004-1	Intake manifold cover joint pipe	1
10	GB5783-86	Bolt M8×16	2

[caption id="attachment_3252" align="aligncenter" width="600" caption="Laidong 4L22 Exhaust Manifold Assembly"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	GB5783-86	Bolt M10×30	2
2	GB93-87	Washer 10	2
3	LL480-08002	Exhaust manifold gasket	1
4	4L22-08001	Exhaust manifold	1

[caption id="attachment_3255" align="aligncenter" width="600" caption="Lubricating System Assembly 4L22BD"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	GB6170-86	Nut M 10	2
2	GB93-87	Washer 10	2
3	LL480-09107	Oil pump driven gear	1
4	4L22-09121	Oil pump body bush	1
5	4L22-09122	Oil pump body	1
6	GB1099.1-2003	Woodruff key 3×5×13	1
7	4L22-09111	Oil pump shaft	1
8	4L22-09112	Inner rotor	1
9	GB/T119-86	Pin A5×18	1
10	4L22-09101	Outer rotor	1
11	4L22-09105	Oil pump gasket	1
12	4L22-09104	Oil pump cover	1
13	4L22-09001	Oil outlet pipe flange gasket	2
14	4L22-09200	Oil outlet pipe unit	1
15	4L22-09103	Gauze strainer	1
16	GB93-87	Washer 8-100HV	6
17	GB5783-86	Bolt M8×20	2
18	GB308-77	Steel ball 3/8in	1
19	4L22-09106-1	Limit valve spring	1
20	LL480-09110	Spring cover	1
21	GB91-86	Retainer pin φ2×25	1
22	GB97.1-85	Washer 8-100HV	4
23	GB5782-86	Bolt M8×40	4
24	4L22-09130	Weldment	1
25	4L22-09300	Oil filter	1
26	ZBT32005.1-88	Circle clamp	4
27	4L22-09401	Fuel cooler inlet pipe	1
28	4L22-09402	Fuel cooler outlet pipe	1

[caption id="attachment_3256" align="aligncenter" width="600" caption="4L22 Fuel System Assembly"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	4L22-10400	Fuel return pipe	1
2	KM385TA-10300	Fuel injector	4
3	4L22-10200	Fuel injection pipe	1
4	GB/T6170-2000	Nut M6	2
5	D495QB-10600	Fuel injection pipe clamp	4
6	GB/T93-1987	Washer 6	2
7	GB65-85	Screw M6×30	2
8	4L22-10600	Pipe from filter to injection pump	1
9	4L22-10500	Fuel filter	1
10	4L22-10700	Fuel pipe from feed pump to filter	1
11	4L22-10100	Injection pump assy	1
12	L375-10801B	Pipe joint	1

[caption id="attachment_3274" align="aligncenter" width="257" caption="Alternator 4L22"][/caption] [caption id="attachment_3275" align="aligncenter" width="314" caption="Starter 4L22"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	L375-12200	Electric preheat plug	4
2	LL480-12001	Current conducting plate	1
3	4L22-12300	Starting motor unit	1
4	L375-12100	Alternator	1
5	GB6170-86	Nut M10	1
6	GB93.1-87	Washer 10	1
7	GB848-85	Washer 10-100HV	1
8	GB5781-86	Bolt M10×120	1

[caption id="attachment_3258" align="aligncenter" width="600" caption="4L22 Cooling System"][/caption]

Series	Part Number	Name of Parts	Qty	Remarks
1	GB5783-86	Bolt M6×22	4
2	GB93-87	Washer 6	4
3	GB848-85	Washer 6-140HV	4
4	LL380-06201	Thermostat cover	1
5	L375-06203	Thermostat	1
6	L375-06202	Thermostat cover gasket	1
7	L375-06206	Water temprature transmitter	1
8	L375-06204	Thermostat housing	1
9	LL480-06303	Small circulating water pipe	2
10	ZBT32005.1-88	Clamp 26	1
11	LL380-06001	Hose	1
12	L375Y3-14-06110	Water pipe	1
13	L375Y3-14-06111	Stopper	6
14	GB93-87	Washer 8	2
15	GB5783-86	Bolt M8×30	1
16	L375-06108	Water pump rear cover	1
17	LL480-06105	Water pump impeller	1
18	L375-06107	Water pump gasket	1
19	IIF-15	Water seal	1
20	LL480-06103-2	Water pump housing	1
21	LL480-06106	Water pump bearing	1
22	LL480-06113	Water pump hubcap	1
23	GB/T12732-1996	Belt A-1000	1
24	4L22-06102-3	Belt pulley	1
25	GB5780-86	Bolt M8×25	4

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