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188F Diesel Engine
High-Torque Diesel Power for Demanding Equipment
Product Introduction
Machines used in construction, material handling, and agricultural production often experience rapidly changing workloads that require immediate and dependable torque. The 188F diesel engine has been developed to provide the pulling power and mechanical stability needed for equipment operating under these demanding conditions.
Built on a 456cc single-cylinder, four-stroke, air-cooled platform, the EVOX 188F combines direct fuel injection with a reinforced mechanical structure to deliver confident power across a wide operating range. Rather than focusing solely on rated output, its design emphasizes usable torque, stable operation, and long-term durability in challenging environments.
Whether integrated into generator sets, water pumps, compact construction equipment, or industrial machinery, the EVOX 188F gives OEM manufacturers a dependable power solution for applications where workload intensity is a daily reality.

Product Parameters
|
Item |
Specification |
|
Model |
188F |
|
Engine Type |
Single Cylinder, 4-Stroke Diesel |
|
Displacement |
456cc |
|
Rated Power |
12HP (According to Final Specification) |
|
Bore × Stroke |
88 × 75 mm |
|
Cooling System |
Forced Air Cooling |
|
Fuel System |
Direct Injection |
|
Starting System |
Recoil Start / Electric Start Optional |
|
Rated Speed |
3000 / 3600 rpm |
|
Lubrication System |
Splash Lubrication |
|
Engine Oil Capacity |
Customized |
|
Fuel Tank Capacity |
Customized |
|
PTO Configuration |
Optional |
|
Output Shaft |
Customized Available |
|
Dry Weight |
Depending on Configuration |
Performance Summary
The EVOX 188F is designed for equipment that must perform reliably while handling heavier mechanical loads. Its larger displacement provides stronger torque characteristics, allowing machines to respond smoothly during demanding operating conditions.
Product Features & Applications
High Torque for Heavy Workloads
The engine delivers strong pulling force at lower operating speeds, making it suitable for equipment that regularly starts under load or experiences frequent resistance.
Stable Performance Under Variable Loads
Engine output remains smooth when mechanical demand changes, helping improve operating consistency across different working conditions.
Rugged Mechanical Construction
The overall engine structure is designed to withstand repeated heavy-duty use while supporting dependable long-term operation.
Adaptable for Professional Equipment
Flexible installation options allow manufacturers to apply the same engine platform across multiple product categories while reducing development complexity.
Typical Applications
- Diesel generator sets
- High-flow water pumps
- Construction machinery
- Road maintenance equipment
- Agricultural equipment
- Industrial machinery
- Hydraulic power units
- OEM heavy-duty equipment
Product Details
Reinforced Crankshaft Assembly
The crankshaft is manufactured to withstand demanding operating conditions while maintaining smooth rotational stability over extended service periods.
01
Optimized Lubrication Performance
An efficient lubrication system helps reduce friction between critical moving parts, contributing to lower wear and improved mechanical reliability.
02
Wear-Resistant Cylinder Components
Key engine components are selected to maintain dimensional stability during long working cycles, supporting dependable performance throughout the engine's service life.
03
Effective Heat Dissipation
The cooling structure promotes continuous airflow around the cylinder, helping control operating temperatures during prolonged heavy-load operation.
04
Flexible Power Output Configuration
Multiple shaft styles and installation arrangements are available to satisfy the requirements of different OEM equipment platforms.
05
Product Qualification
Each EVOX 188F passes through a structured quality control process designed to verify performance under practical operating conditions.
Inspection procedures include engine starting verification, torque output evaluation, lubrication system inspection, operational stability testing, appearance examination, and final product approval before shipment. Additional quality records and export documentation can be supplied to meet OEM project requirements.
Delivery, Shipping & Service
EVOX provides manufacturing solutions that support customers developing equipment for professional and industrial markets.
Available services include:
- OEM manufacturing
- ODM cooperation
- Private branding
- Customized shaft configurations
- Engineering support
- Packaging development
- Spare parts programs
- Technical documentation
- Export coordination
Production planning is managed according to project schedules, customization requirements, and delivery priorities.

Frequently Asked Questions
Q: Which equipment is the 188F diesel engine best suited for?
A: It is commonly selected for generator sets, construction machinery, water pumps, agricultural equipment, hydraulic power units, and other applications requiring strong mechanical torque.
Q: Can the engine operate under demanding working conditions?
A: Yes. Its structural design and cooling system are intended to support equipment that experiences frequent load changes and extended operating periods.
Q: Are customized shaft configurations available?
A: Yes. EVOX offers multiple shaft options and mounting solutions for OEM equipment manufacturers.
Q: Does the engine require complicated servicing?
A: No. Routine maintenance is straightforward, allowing operators to complete regular inspections with minimal downtime.
Q: Can EVOX provide engineering assistance for new projects?
A: Yes. Our engineering team supports product selection, installation recommendations, customization, and technical documentation throughout OEM development.

Latest News
Demand for higher-torque diesel engines continues to increase as equipment manufacturers develop machines capable of handling heavier workloads across construction, agriculture, infrastructure maintenance, and industrial applications. Customers are placing greater emphasis on usable torque, operational reliability, and long-term ownership value rather than peak horsepower alone.
To address these changing requirements, EVOX continues refining engine durability, production quality, and OEM customization capabilities. Through ongoing engineering improvements and flexible manufacturing support, EVOX helps global equipment manufacturers develop products that perform confidently in demanding working environments.
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