465Q5 (465Q11) Engine Overview
The 465Q5 is a classic 1.0L inline 4-cylinder naturally aspirated gasoline engine, renowned for high reliability, low maintenance costs, and strong adaptability. This engine is widely used in mini passenger vehicles, light trucks, and small commercial vehicles.
Basic Engine Information
- Model: 465Q5 (derivatives from Dongan Power, Liuzhou Wuling Liuji, etc.)
- Displacement: 970 mL (0.97L)
- Configuration: Inline 4-cylinder, water-cooled, 4-stroke, SOHC 8/16-valve
- Emission Standard: China III / China IV (with OBD)
- Applications: Wuling Zhiguang, Changan Star, Hafei Minyi, FAW Jiabao, and other mini vehicles & light trucks
- Manufacturers: Harbin Dongan Auto Engine Co., Ltd., Liuzhou Wuling Liuji Power Co., Ltd., etc.
Core Technical Specifications
| Specification Item |
Details |
| Bore * Stroke |
65.5 mm * 72 mm |
| Compression Ratio |
9.0:1 |
| Max. Power |
38.5 kW @ 5200 rpm (52 Ps) |
| Max. Torque |
83 N·m @ 3000–3500 rpm |
| Idle Speed |
750 ± 50 rpm |
| Firing Order |
1-3-4-2 |
| Fuel System |
Multi-Point Injection (MPI) |
| Lubrication |
Pressure + Splash lubrication |
| Cooling |
Liquid-cooled (Closed Circuit) |
| Timing Drive |
Timing Belt Drive |
| Block/Head Material |
Cast Iron Block / Aluminum Alloy Head |
Key Technical Features
- Proven & Durable Construction: Cast iron block offers excellent impact resistance and wear resistance, suitable for heavy-duty urban-rural operations and frequent start-stop scenarios; aluminum alloy head ensures efficient heat dissipation, extending engine service life.
- Low-End Torque Optimization: Delivers peak torque at 3000–3500 rpm, providing robust power for starting and climbing, ideal for short-haul cargo and passenger transport.
- Cost-Effective Maintenance: Timing belt drive features compact structure and low noise; high part commonality enables easy repair and low maintenance costs.
- Emission Compliance: Equipped with multi-point electronic fuel injection (MPI) and three-way catalytic converter, meeting China III / China IV emission standards and adapting to most regional operational requirements.
- Compact Layout: Small overall size fits the limited engine bay space of mini vehicles, facilitating vehicle layout and lightweight design.
Engine Positioning: The 465Q5 engine is specifically designed for reliability and cost-effectiveness in mini passenger vehicles, light trucks, and small commercial vehicles, offering strong performance in urban and rural operating conditions.