heavy duty truck spare parts 8.9L 6 cylinder diesel engine L9 engine assembly for truck coach bus

Key Features of L9 diesel engine :

1 Strong power and high torque
Low speed and high torque: 1100-1700 rpm for sustained high torque, fast response to starting/heavy load.
Leading in torque with the same displacement, suitable for heavy loads and frequent start stop conditions.

2 Efficient and fuel-efficient
XPI high-pressure injection+VGT turbine, good atomization and sufficient combustion.
Friction optimization (piston ring low friction coating, camshaft optimization) reduces fuel consumption by 5% -10% compared to the previous generation.

3 Reliable, durable, and easy to maintain
High strength structure: wet cylinder liner, steel piston, forged steel crankshaft, strong resistance to heat/mechanical stress.
The cylinder liner can be replaced, with low overhaul cost and high residual value.
Long oil change cycle+maintenance free respirator, with less downtime

Application of L9 engine:

Truck/logistics vehicle: medium to short distance heavy-duty, port towing, dump truck, power 370-400 hp, torque 1700 N · m.
Bus/coach: Bus/intercity/school bus, power 340-370 hp, torque 1600 N · m.
Construction machinery: loaders, excavators, bulldozers, cranes, air compressors, non road QSL9/L9 versions.
Agricultural machinery: high-power tractors, harvesting machinery, suitable for harsh field conditions.
Generator set/ship engine: standby/commonly used power generation, inland river vessels, stable and reliable, easy to maintain

Who We Are?

We are a professional supplier which is focus on diesel engine, engine parts, and construction machinery parts for various brands equipment,

Includes engine assembly, engine long block, cylinder head, cylinder block, piston, crankshaft, liner kit, excavator/loader/bulldozer chassis parts

etc.

We help customer to get a correct engine and spare parts with reliable quality and workable price. According to customer's needs, we can

supply both original and OEM copy quality products. All products are 100% tested before delivery.

As for the diesel engines, quality options are various, we can supply new engine, rebuilt/remanufactured engine, refurbished engine, etc. It

depends on customer's option.

For some of the big and expensive machinery spare parts, we also able to supply customer the original refurbished one or OEM copy quality.

How to get a quotation from us?

Please contact us and tell us what you need:

If you need diesel engine, please tell us the engine model, it is better if you have old engine's nameplate or serial number, or the old engine's pictures from each side. If you don't have these information, please tell us the engine power requirement, the engine application, the torque requirement, etc, as detail as possible, we will try to help you select a suitable model.

If you need engine parts or machinery parts, please tell us the engine brands/model or machinery brands/model with its part number. We will check according to it. Sometimes the machinery VIN code may also helps.

Other engine models we supply:

4BT3.9, 6BT5.9, 6CT8.3, 6LTAA8.9, QSB3.9, QSB4.5, QSB5.9, QSB6.7, ISB6.7, QSC8.3, QSL8.9, L9, D6.7, B6.2, D4.5, D4.0, ISL9.5, ISZ, ISL8.9, ISD6.7, ISD4.5, QSZ13, QSM11, ISM11, NTA855, QSX15, ISX15, KTA19, QSK19, QSK23, QST30, QSK38, KTA38, QSK45, KTA50, QSK50, QSK60 etc.

Specification of L9 complete diesel engine: