About Xinchai

Zhejiang Xinchai diesel engine company is one of the famous Chinese engine manufacturers, their main business is for forklift diesel engine, then are wheel loader diesel engine, tractor engine, diesel generator diesel engine, excavator diesel engine and truck diesel engine and so on.

Up to now, xinchai is the largest supplier of diesel forklift trucks, and has the largest quantity in Chinese market.

Xinchai 4D27G31 diesel engine

Xinchai 4D27G31 is an engine meeting Euro 3 emission standards, Maximum output power: 36.8kw maximum horsepower: 50hp, cylinder diameter 90mm, the original model was based on 490BPG.

Xinchai 4D27G31

4D27G31 Diesel engine nameplate

What is the difference between these two engines? The biggest difference is the fuel system, 4D27G31 diesel engine uses an electronic control unit (ECU) to control fuel supply. The fuel injection of the engine is more accurate, and more sufficient combustion, to make the emission meet the standard. For achieving the ultimate goal, the following new parts will be replaced to the 4D27G31 diesel engine.

4D27G31-21100AFuel injection pump
4D27G31-21100Fuel injection pump
4D27G31-02015Aaxle sleeve, injection pump
4D27G40-02015axle sleeve, injection pump
4D27G31-23000fuel pipe assy, injection pump
4D27G31-24100fuel filter assy
4D27XG40-24100Fuel filter assy
4D27G31-24100-1Fuel filter assy
4D27G31-24120Fuel filter
4D27G31-24120 -1Fuel filter
4D27G31-25100return pipe, injector


4D27T31-25300fuel pipe, fuel pump to fuel filter
4D27G31-25200fuel pipe, fuel filter to injection pump
4D27G31-55001Glow plug 12V
4D27G31-55001-1Glow plug 24V
4D27G31-27100fuel pump 12V
4D27G31-27100Afuel pump 12V
4D27G31-27100-1fuel pump 24V
4D27G31-28200-2Wire harness
4D27G31-28200-1AWire harness
4D27G31-28200-2AWire harness
4D27G31-28201support,Wire harness
4D27G31-28202support,Wire harness
4D27G31-28204support,Wire harness
4D27G31-28203support,Wire harness
490B-52000-51Alternator JFWZ17P-1W1
490B-52000-18Alternator JFWZ17P-1
4D27T30-52000-8Alternator JFWZ17P-1C
4D27T30-52000-18Alternator JFWZ17P-1B
4D27G31-53001-1support, alternator
4D27G31-53002support, alternator
4D27G31-51000Starter QDJ1321XC1
4D27G31-21110-1Oil return pipe
4D27G31-21110-2Oil return pipe
490B-41100-39Fan F400W-28-52-7
4D27G31-43009Water Temperature Sensor
4K41ZT31-37040Water Temperature Sensor
A4K41ZLT-43009Water Temperature Sensor
4D32-43101Thermostat housing
4D35ZT31-43101Thermostat housing
490BPG-82007-6Timing gear, hydraulic pump
4D27G31-82007Timing gear, hydraulic pump
4D27ZG31-02003Gear, injection pump
More 4D27G31 parts manual and spare parts