Genuine YC6A260-30(A64LA) Engine Parts - Cylinder Block, Piston, Crankshaft Damper
|
Engine Model |
YC6A260-30(A64LA) |
|
Rated Power/Speed |
91 kW (260 HP) @ 2200 rpm |
|
Max Torque/Speed |
450 N·m @ 1400-1800 rpm |
|
Emission Standard |
Euro III / China III (GB17691-2005) |
|
Application Field |
Heavy-duty trucks, construction machinery (loaders/excavators), medium/heavy buses |
|
Key Features |
High reliability, low fuel consumption, EWP-marked wear parts |
Product Description
Compatibility & Application
All parts are 100% compatible with Yuchai YC6A260-30(A64LA) 6-cylinder turbocharged diesel engine (7.2L displacement, 260HP). Widely used in heavy-duty trucks, construction machinery and buses, our parts are tailored to match the engine’s high-torque and durable design, meeting routine maintenance, overhaul and emergency repair needs.
Parts Coverage
Our parts fully cover core systems: power core (cylinder block, piston-rod), fuel & air (injection pump, turbocharger, intake/exhaust manifold), lubrication & cooling (oil pump, cooler, water pump), and electrical & auxiliary (starter, alternator, steering pump). EWP-marked easy-wear parts (piston rings, gaskets) are clearly identified for quick selection.
Quality Assurance
All parts adhere to Yuchai’s technical standards, with part numbers consistent with the original catalog (e.g., A64HA-1002000/04 for cylinder block). Key components use high-strength materials; wear parts pass strict durability tests. We offer 18-month warranty and 24-hour English technical guidance, supporting installation and maintenance globally.
Practical Tips
For accurate selection, reference the original part number or provide your engine’s production batch. Our parts restore the engine’s power and fuel efficiency, minimizing downtime. Bulk orders enjoy preferential pricing—contact our team for customized support and genuine Yuchai parts verification.
Detail Parts List
1、 A64HA-1002000/04 Cylinder Block Assembly

|
Item |
Parts No. |
Part Name |
Qty. |
Remark |
|
1 |
J5600-1002370F |
Idler gear lubrication oil pipe |
1 |
|
|
2 |
Q/YC901-1C0810 |
Hinged Bolt M8X1 |
1 |
|
|
3 |
Q/YC149-8 |
Compound Seal ring 8 |
3 |
Easy Wear Part |
|
4 |
150-1112012A |
Bolt |
1 |
|
|
5 |
Q/YC149-6 |
Compound Seal ring 6 |
2 |
Easy Wear Part |
|
6 |
Q618B01 |
Screw plug NPT 1/8 |
1 |
|
|
7 |
J5600-1002052 |
Idler gear shaft |
1 |
|
|
8 |
Q61508 |
Screw plugM8X1 |
1 |
|
|
9 |
6105QA-1002011 |
Camshaft bushing |
1 |
|
|
10 |
A3000-1002051 |
Timing idle gear |
1 |
|
|
11 |
Q150B1055TF2 |
Bolt M10X55 |
3 |
|
|
12 |
A3100-1002054A |
Timing idler gear baffle plate |
1 |
|
|
13 |
6105Q-1002067 |
Main oil gallery closing plug |
1 |
|
|
14 |
YC208-B01600F |
O ring 2.65x16 |
1 |
Easy Wear Part |
|
15 |
L3000-1002011 |
Camshaft bushing |
7 |
|
|
16 |
A3000-1002063B |
Cylinder cover water sealing ring |
6 |
Easy Wear Part |
|
17 |
A3000-1002063 |
Cylinder cover water sealing ring |
6 |
Easy Wear Part |
|
18 |
A3100-1002106 |
Cylinder liner |
6 |
Optional |
|
|
A3100-1002064 |
Cylinder liner |
6 |
Optional |
|
19 |
J5600-1002114A |
Cylinder block |
1 |
|
|
|
J5600-1002114A* |
Cylinder block subassembly |
1 |
|
|
20 |
J5600-1111304 |
Joint |
1 |
|
|
21 |
6105Q-1014001A |
Breather gasket |
1 |
Easy Wear Part |
|
22 |
A7100-1319K-0 |
Cover bar |
1 |
|
|
23 |
Q1840816 |
Bolt M8X16 |
2 |
|
|
24 |
6105Q-1002022 |
Aluminum block φ 10X10 |
2 |
|
|
25 |
Q/YC198-14 |
Screw plug M14X1.5 |
1 |
|
|
26 |
Q/YC149-14 |
Compound seal spacer 14 |
1 |
Easy Wear Part |
|
27 |
YC204-0820 |
Straight pin |
2 |
|
|
28 |
A3100-1002103 |
Crankshaft end cover gasket |
1 |
Easy Wear Part |
|
29 |
A3100-1002102 |
Crankshaft end cover |
1 |
|
|
30 |
Q1840816 |
Bolt M8X16 |
3 |
|
|
31 |
6105Q-1002069 |
Rear main oil gallery block |
1 |
|
|
32 |
YC24-B0510 |
Stud pin 5X10 |
6 |
|
|
33 |
A3100-1002170 |
Injecting nozzle weldment |
6 |
|
|
34 |
430-1002163 |
Washer |
6 |
|
|
35 |
G0100-1002162A |
Oil hollow bolt |
6 |
|
|
36 |
YC24-B0408 |
Stud pin B4×8 |
2 |
|
|
37 |
A30-1002021 |
Main bearing bolt |
14 |
|
|
38 |
A30-1002019 |
Main bearing bolt washer |
14 |
|
|
39 |
A30-1002012 |
Front main bearing cover |
1 |
|
|
40 |
A30-1002014 |
Main bearing cover |
5 |
|
|
41 |
A30-1002013 |
Middle main bearing cover |
1 |
2、J62QA-1002200/17 Gear Housing Parts

|
No. |
Parts No. |
Parts Name |
Qty. |
Remark |
|
1 |
Q1841075TF2 |
Bolt M10X75 |
1 |
|
|
2 |
G0100-1002401 |
Tension belt pulley |
1 |
|
|
3 |
Q1840815 |
Bolt M8X15 |
5 |
|
|
4 |
150-1003040F |
Oil filler cap assembly |
1 |
Easy Wear Part |
|
5 |
Q1840880TF2 |
Bolt M8X80 |
4 |
|
|
6 |
Q40108 |
Washer 8 |
3 |
|
|
7 |
Q40308 |
Washer 8 |
9 |
|
|
8 |
Q340B08 |
Nut M8 |
3 |
|
|
9 |
J56QA-1002250 |
Injection pump gear cover plate weldment |
1 |
|
|
10 |
J5600-1002255B |
Injection pump gear cover plate gasket |
1 |
Easy Wear Part |
|
11 |
YC209-C070090PR |
Oil seal 70X90 |
1 |
|
|
12 |
Q1841450 |
Bolt M14X50 |
2 |
|
|
13 |
Q1840850TF2 |
Bolt M8X50 |
2 |
|
|
14 |
J5600-1002201A |
Timing gear house |
1 |
|
|
15 |
J5600-1002202A |
Gear housing gasket |
1 |
Easy Wear Part |
|
16 |
Q/YC207-0816 |
Bolt M8X16 |
3 |
|
|
17 |
Q/YC149-8 |
Compound Seal washer 8 |
3 |
Easy Wear Part |
|
18 |
J5600-1002311 |
Idler wear plate |
1 |
Easy Wear Part |
|
19 |
J5600-1002306 |
Idler gear shaft |
1 |
|
|
20 |
YC24-1230 |
Straight Pin 12X30 |
2 |
|
|
21 |
Q150B0825TF2 |
Bolt M8X25 |
6 |
|
|
22 |
J5600-1002203E |
Gear chamber cover plate |
1 |
|
|
23 |
L3001-1002032A |
Timing idler gears gasket |
1 |
Easy Wear Part |
|
24 |
J5600-1002350 |
Idler gear subassembly |
1 |
|
|
25 |
Q1840822TF2 |
Bolt M8X22 |
4 |
|
|
26 |
J5600-1111304 |
Joint |
1 |
|
|
27 |
YC208-B04250F |
O-ring 2.65X42.5 |
1 |
Easy Wear Part |
|
28 |
Q1200885 |
Bolt stub M8X85 |
2 |
|
|
29 |
Q1200875 |
Bolt stub M8X75 |
1 |
|
|
30 |
Q1840875TF2 |
Bolt M8X75 |
1 |
|
|
31 |
L3000-1002084A |
Air compressor idler gear seat |
1 |
|
|
32 |
A3000-1002041 |
Air compressor idler gear subassembly |
1 |
|
|
33 |
231-1002087 |
Idler gear wear reduction plate |
1 |
|
|
34 |
Q1840820TF2 |
Bolt M8X20 |
5 |
|
|
35 |
YC208-B02000F |
O-ring 2.65X20 |
1 |
Easy Wear Part |
|
36 |
A3000-1002085B |
Idler gear seat bolt |
1 |
|
|
37 |
YC208-A00800F |
O-ring1.8X8 |
1 |
Easy Wear Part |
3、A6000-1003000/01 Cylinder Head &Cylinder Head Cover Assembly

|
No. |
Parts No. |
Parts Name |
Qty. |
Remark |
|
1 |
L3000-1007013 |
Valve lock key |
48 |
Easy Wear Part |
|
2 |
J5600-1003116 |
Valve spring upper seat |
24 |
Easy Wear Part |
|
3 |
J5600-1003106 |
Valve spring |
24 |
Easy Wear Part |
|
4 |
L3000-1003105 |
Valve stem seal |
24 |
Easy Wear Part |
|
5 |
J5600-1003104 |
Valve guide |
24 |
Easy Wear Part |
|
6 |
L3000-1003036A |
Front engine eye |
1 |
|
|
7 |
Q1841225TF2 |
Bolt M12×25 |
3 |
|
|
8 |
J5600-1003201B |
Cylinder head cover gasket |
1 |
Easy Wear Part |
|
9 |
J5600-1003171A |
Cylinder head |
1 |
|
|
|
J5600-1003170 |
Cylinder head subassembly |
1 |
|
|
10 |
A6000-1003001A-386 |
Cylinder head gasket |
1 |
Easy Wear Part |
|
11 |
J5600-1003173A |
Air intake seat ring |
12 |
Easy Wear Part |
|
12 |
J5600-1003111 |
Air intake valve |
12 |
Easy Wear Part |
|
13 |
J5600-1003174A |
Air exhaust seat ring |
12 |
Easy Wear Part |
|
14 |
J5600-1003103 |
Air exhaust valve |
12 |
Easy Wear Part |
|
15 |
A30-1003035A |
Cylinder cover short bolt |
26 |
Easy Wear Part |
|
16 |
Q40306 |
Washer |
9 |
|
|
17 |
Q150B0612 |
Bolt M6X12 |
9 |
|
|
18 |
YC7-30 |
Shim 30 |
14 |
|
|
19 |
L3000-1003206 |
Corrugated steel wire ball |
1 |
|
|
20 |
Q61904 |
Bolt plug NPT1/2 |
6 |
|
|
21 |
L3000-1003151 |
Rear engine eye |
1 |
|
|
22 |
Q150B1228TF2 |
Bolt |
2 |
|
|
23 |
Q40312 |
Washer |
2 |
|
|
24 |
Q40112 |
Washer |
2 |
|
|
25 |
J5600-1003270 |
Cover board subassembly |
1 |
|
|
26 |
Q1840830 |
Bolt M8X30 |
17 |
|
|
27 |
J5600-1003205B |
Cylinder head cover |
1 |
|
|
28 |
J5600-1003248 |
Oil filler hole gasket |
1 |
Easy Wear Part |
|
29 |
Q1840820 |
Bolt M8X20 |
4 |
|
|
30 |
150-1003040F |
Oil filler hole cover subassembly |
1 |
|
|
31 |
J5600-1003243 |
Oil filler hole |
1 |
|
|
32 |
YC208-B02580F1 |
O ring 2.65x25.8 |
6 |
Easy Wear Part |
|
33 |
J5600-1003176 |
Fuel injector copper sleeve |
6 |
|
|
34 |
6105QA-1003088 |
Cylinder head locating pin bushing |
2 |
4、A6000-1004000/05 Piston&Connecting Rod Assembly

|
No. |
Parts No. |
Parts Name |
Qty. |
Remark |
|
1 |
A30-1004016 |
1st air ring |
6 |
Easy Wear Part |
|
2 |
A30-1004017 |
2nd air ring |
6 |
Easy Wear Part |
|
3 |
A30-1004030 |
Oil ring assembly |
6 |
Easy Wear Part |
|
|
A30-1004016* |
Piston ring subassembly |
6 |
|
|
4 |
A6000-1004001A |
Piston |
6 |
Easy Wear Part |
|
5 |
A30-1004019 |
Piston pin |
6 |
|
|
6 |
Q43040 |
Retaining ring 40 |
12 |
Easy Wear Part |
|
7 |
A3000-1004200 |
Connecting rod parts |
6 |
|
|
8 |
A30-1004005 |
Connecting rod bearing shell |
12 |
Easy Wear Part |
5、A64LA-100500/04 Crankshaft Vibration Damper Assembly

|
No. |
Parts No. |
Parts Name |
Qty. |
Remark |
|
1 |
Q1841040TF2 |
Bolt M10X40 |
4 |
|
|
2 |
A4137-1005034 |
Additional belt pulley |
1 |
|
|
3 |
A3100-1005034A |
Belt pulley bolt |
6 |
|
|
4 |
L3000-1005017 |
Compound washer |
6 |
|
|
5 |
J5600-1005200C |
Silicone oil vibration damper parts |
1 |
|
|
6 |
A3100-1005021B |
Crankshaft timing gear |
1 |
|
|
7 |
A3100-1005018 |
Flat pin |
2 |
|
|
8 |
A3100-1005019A |
Crankshaft |
1 |
|
|
9 |
A30-1005055 |
Main bearing shell (lower) |
7 |
|
|
10 |
6105Q-1005058A |
Crankshaft thrust plate |
4 |
|
|
11 |
A30-1005054 |
Main bearing shell (upper) |
7 |
|
|
12 |
YC24-B1226 |
Straight Pin 12×26 |
1 |
Product Advantages
●100% Yuchai OEM Genuine Parts:Produced on Yuchai’s original production line, 1:1 matching the engine.
●Perfect Fitment:Precision-machined to meet YC6A260-30(A64LA) technical specifications, no modification needed.
●Durable&Reliable:High-quality materials, passed 300,000+ working hours test.
●Global Warranty:12-month warranty, free replacement for quality issues.
●One-Stop Supply:Covers all parts of the engine, simplifying procurement.
Payment & Shipping Terms
● MOQ: 1 piece
● Packaging: Customizable wooden crate/carton
● Delivery: 3-20 working days (express: DHL/FedEx; sea freight for bulk)
● Payment: L/C, T/T, Western Union; tracking number provided in 24hrs
● After-Sales Service:24-hour technical support, global service network

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Mr. Perry Wu International Sales Director