What is the production cycle (lead time)?

For engine parts, we usually have enough in stock; For engines, usually around 30 days;

Do you have any other brands?

OUR YUCHAI IS A PRODUCTION ENTERPRISE, industry and trade integration, only do YUchai brand related products. Therefore, any inquiries are welcome and we will always do our best to support our customers.

Is there a warranty and how long is the warranty period?

We can provide warranty services, different models of the warranty cycle is not the same, the specific situation depends, can be negotiated.

How about after-sales service and maintenance?

We provide repair and maintenance services abroad. In addition, we can provide electronic version of 'Engine Operation and Maintenance Manual', 'Parts Atlas', 'Maintenance Manual' and other materials to the end customers, covering the whole series of export products, to provide reliable technical guidance for market service training.

High Quality 4 Cylinder Diesel Engine (YC4S170-50) Engine for Buses 120~170PS

Name: High Quality 4 Cylinder Diesel Engine (YC4S170-50) Engine for Buses 120~170PS
Brand: Guangxi Yuchai Machinery Co., Ltd.
SKU: 1977881972

Guangxi, ChinaGuangxi Yuchai Machinery Co., Ltd.

Negotiable

1 Sets

Product profile

Customization

Available

After-sales Service

Provied

Warranty

18 Months or 150,000 Kilometers

Model NO.

YC4S170-50

Ignition Mode

Electric Ignition

Speed

High Speed

Cooling Cylinder

Water-Cooled

Intake Pressure Impulse

Supercharged

Piston Movement

Reciprocating

Fuel

Diesel

Number of Strokes

Four-Stroke

Cylinder Arrangement Form

Number of Cylinders

4-Cylinder

Type

Combustion Engine

Power Range

120~170PS

Application

7-7.5 Meter Coach

Displacement

3.8L

Technical Route

Common Rail+SCR

Transport Package

The Wooden Case

Specification

normal

Trademark

Yuchai

Origin

Guangxi, China

Production Capacity

50000 Sets / Year

Key features

Robust and Reliable Performance: Developed by AVL procedure with excellent power, reliability, and economy for agricultural machinery.

Low Noise Operation: Features damper gear, noise shielded gear room, and noise reduction sump to effectively reduce vibration.

Fuel Efficient Design: Utilizes patented combustion technique and low inertia turbocharger for better dynamic and efficiency.

Intelligent Protection System: Includes protection against low oil pressure, fuel level alarm, and torque limiting to prevent overheating.

18 Months Warranty Coverage: Comprehensive warranty covering 18 months or 150,000 kilometers for mechanical defects.

Advanced Casting Capability: Largest engine castings manufacturing base in Asia with advanced German equipment and processes.

High Precision Machining: 25 processing lines capable of manufacturing 870,000 engine bodies and 900,000 cylinder heads annually.

Comprehensive Assembly Capacity: 11 assembly lines and 169 test-run benches meeting requirements for various diesel and gas engines.

Company profile

Guangxi Yuchai Machinery Co., Ltd.

Guangxi, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤2.41h CertifiedTerms of Payment: T/T CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryGuangxi Yuchai Machinery Co., Ltd. is a China-based foreign joint venture established in 1993, with 8,370 employees and operations centered in Guangxi. The supplier manufactures engines across multiple power ranges and application sectors, operates more than 10 production lines, reports over 1,050 R&D engineers and annual output above the stated threshold, and offers one-month lead times in both peak and off-peak periods. It holds an ISO 14001:2015 certificate and reports extensive export coverage, including more than 550,000 units shipped to over 180 countries, supported by 19 overseas offices and 276 service agents. Evidence supports strong production scale, international service reach, and product-development capability. However, the provided information does not establish financial strength, customization performance, or detailed customer outcomes. Trade records show limited recent transactions involving promotional items, which do not clearly demonstrate engine-related customer cases.

Supplier typeThe supplier is identified as a foreign joint venture and a core subsidiary of Guangxi Yuchai Machinery Group. Its stated business covers engine manufacturing within industrial equipment, transportation, and manufacturing machinery, with 15 subsidiaries and production bases in multiple Chinese provinces.

CertificationsThe supplier reports holding an ISO 14001:2015 certificate. This explicitly demonstrates certification of an environmental management system, although no other management or product certifications are provided.

After-Sales capabilityYuchai reports 19 overseas offices and 276 service agents supporting exports to more than 180 countries, indicating broad international service coverage. The slices do not provide response-time, spare-parts, warranty, or service-quality details.

R&D capabilityThe supplier reports 1,050 R&D engineers, 14 technology platforms, and 49 engine series covering diesel and gas applications from 15 to 4,200 kW. Its stated product characteristics include high reliability, fuel efficiency, and reduced noise and emissions, supporting substantial technical-development capability.

Production capacityThe supplier reports more than 10 production lines, annual output above the stated threshold, over 8,000 employees, and capacity to produce 600,000 engines annually. It also states that lead time is one month in both off-peak and peak seasons, providing explicit evidence of large-scale production and stated delivery capacity.

Product Q&A

Q:What is the price?

Our price is determined by various factors, including model, power, product configuration, quantity, price terms (FOB, CIF, CPT, FCA, etc.) and so on.

Q:What are your terms of payment?

We accept telegraphic transfer (bank telegraphic transfer), letter of credit, etc.

Q:What are your payment terms?

In principle T/T 30% as deposit, 70% before delivery.

Q:What is the minimum order quantity?

1 complete machine; 1 engine component;

Q:Do you have samples?

Sample order is acceptable, but due to the high value of the engine, we cannot accept free of charge in principle.