Guangzhou Marun Engine Thermostat 8973007873;8973007903 4HK1
Our Main products : cylinder block,cylinder head,crankshaft,camshaft,connecting rod,connecting rod bearing,valve,plunger,nozzle,exhaust valve,engine assy,feed pump,fan blade,gasket kit,glow plug/engine preheater,intake valve,liner,liner kit/rebuild kit,main bearing/crankshaft bearing,nozzle,nozzle piping,oil pump,piston,piston pin,piston ring,plunger,seat ,thrust bearing,valve guide,valve seat,valve seal,gasket full set ,water pump , turbocharger,genarator, starter,sensor...
| USE FOR | EXCAVATOR |
| MACHINE MODEL | ZX200-3;Zx240-3 Zx270-3 |
| PART NUMBER | 8973007873;8973007903 |
| BRAND | ISUZU |
Thermostat 8973007873;8973007903 for 4HK1 check below picture with 1A#, 1B
An engine thermostat is a temperature-regulating device located within the engine's cooling system. Its primary function is to control the flow of coolant through the engine, helping to maintain the engine's optimal operating temperature.
The key features and functions of an engine thermostat include:
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Temperature Sensing: The thermostat contains a temperature-sensitive element, typically a wax-filled pellet or a bimetallic strip. This element responds to the temperature of the engine coolant.
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Valve Mechanism: The thermostat incorporates a valve mechanism that opens or closes in response to the temperature sensed by the temperature-sensitive element. When the engine is cold, the thermostat remains closed, restricting the flow of coolant. As the engine warms up, the thermostat gradually opens, allowing coolant to circulate through the engine and the radiator.
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Temperature Regulation: The opening and closing of the thermostat valve regulate the flow of coolant. The primary purpose is to ensure that the engine reaches and maintains its optimal operating temperature. The optimal temperature range promotes efficient combustion, reduces emissions, prevents engine damage, and improves fuel efficiency.
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Coolant Flow Control: By regulating the flow of coolant, the thermostat helps to manage the heat exchange within the engine. It controls the rate at which coolant circulates between the engine and the radiator, allowing the engine to warm up quickly during startup and maintaining a consistent temperature during normal operation.
Why choose our company?
------Company information
Guangzhou Marun Machinery Equipment Co., Ltd is located in Guangzhou China,Our company
established in 2008, it's parent company -Guangzhou Qipeng Machinery Equipment Co,.Ltd. We are authorized agent of Isuzu,Yanmar and Mahle in China, agent of Isuzu since it founded in 1990 ,specialized in excavator engine spare parts ,engine assembly and construction machinery for 30 years. About ISUZU : As a largest, most varieties and professional,leading ISUZU agent in China, we offer a full range of genuine ISUZU engine accessories and complete engine.The business scope are as follows: Engine model:4JB1,C240,4BD1,4LE1,4LE2,4JG1,4JG2,4BD1,4BG1,4HK1,6HK1,6BD1,6BG1,6SD1,6RB1,6UZ1,6WG1. Besides , we also can supply parts for machines like
SUMITOMO,,KOBELCO ,MITSUBISHI,CUMMINS ,KAWASAKI and so on 
------Company Advantages 1. We have profession knowledge about engine parts ,more than 20 years experience in engine parts.
2. We can offer new and used genuine parts, oem, good quality made in china parts to you.
3. The genuine parts will give weight,price when quotation.
4. Genuine stock pictures will send if you need .
5.All parts can check with part number,all parts can order follow part number.
6. Quick delivery time,will delivery the goods within 3 days.
7. Safe packing to protect the goods, such as wooden box, Iron sheet for our parts.
8. Small quantity can accept.
------FAQ: Q1:How long is the warranted time? For natural broken, 3 months. Guarantee genuine parts.
Q2: What's payment you can accept? T/T, WESTERN UNION, CHINESE BANK,
Q3: What's package? Can you give me the package according my requirement? Yes, Original packing or Neutral packing with wooden box or carton
Q4: How about the lead time? 1) Stock available: 1-3days.
2) Out of stock: It's according to your quantity, and we have cooperated with factory.
We will let you know when we quote.
Q5: What's the shipping way you can offer? 1) Big order: By sea or by air.(It can reduce the costs)
2) Small order: DHL, TNT, UPS, FEDEX, EMS,
Q6: Whta's the terms of the transaction? EXW, FCA, FAS, FOB, C&F, CIF, CPT, CIP, DAF, DES,DDP. Q7: Do you accept small order? Yes, small order can accept.
Q8: What's brand you can offer in your company? 1) OEM, 100% GENUINE PARTS, COPY(Made in China)
2) GENUINE PARTS.
We are seeking the chances to meet all the friends both from at home and abroad for the win-win cooperation.
We sincerely hope to have long-term cooperation with all of you on the bases of mutual benefit and common development. 
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