Fuel Injection Pump 729631-51310 729631-51330 729631-51340 for 4tnv88-Bkcp 4tnv88-Bpybc 4tnv88-Bxpybe Engine

Fuel Injection Pump 729631-51310 729631-51330 729631-51340 for 4tnv88-Bkcp 4tnv88-Bpybc 4tnv88-Bxpybe Engine

High cost performance common rail nozzles,quantity stock available, thoudsands models for your option.

Any interesting, pls contact:
Whatsapp: 008613386901315
E-mail: doney@china-lutong.net

Function of Fuel Injection Pump 729631‑51310 Complete fuel injection pump assembly for Yanmar 4TNV88 diesel engine, widely fitted on mini‑excavators & construction machinery.

1. Build high fuel pressure and deliver pressurized diesel to four injectors.
2. Control accurate injection timing synchronized with engine camshaft.
3. Regulate fuel delivery quantity by built‑in governor according to engine load and throttle position, stabilize idle speed and limit maximum engine RPM.
4. Distribute high‑pressure diesel in correct firing sequence for each cylinder.
5. Solenoid valve for electric fuel shut‑off to stop engine.

Common failure symptoms: hard starting, rough idle, power loss, black exhaust smoke, sudden stall, high fuel consumption.

FAQ

1. Are you a manufacturer or trading company?
We manufacture diesel injection test benches,

tools and spare parts.

2. How long is the delivery time?
Most of our products are in stock and can be sent to you

immediately, for out-of-stock products, the delivery time is about 3-10 days.

3. Where is your factory, which port?
We are in Putian City, Fujian Province, close to Xiamen

Port.

4. Does the price include shipping?
No, the shipping cost is extra, we need to check the

shipping cost according to the quantity you order.
5. What express do you use?
Fedex, UPS, DHL,

TNT...

Maintenance & Usage
1> Before using diesel parts, please carefully wash them in clean petrol or diesel.
2.>Nozzle is précised paired parts and has been matched in pairs.
Never exchange nozzle body with its needle.
3.>Nozzle cann't be naked without packaging in air for a long time.
4>After packaging removed and don't use in following days, please put some oil on nozzle to

avoid rusting.

Common questions for customers:
1. Is this accessory new?
A: We are manufacturers, so each product can be guaranteed to be a new product assembled in

person.
2. How can I be sure the correct injector for my vehicle?
A: There is the model number on the injector body, please check or take a photo and send it

to us.
3. What if I can't use it?
A: If you can't install successfully, there is no reason to return the replacement.
4. Delivery period
A: If we have stock, we will ship it in 1-3 days. It will not exceed the delivery date at the

latest.
In special cases, if we encounter production problems. I will inform you in advance. Do not

worry!
5. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
6: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
7. We respect every customer as our friend and we sincerely do business and make friends with

them, no matter where they come from.

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